Rolls-Royce Archives
| Identifier | Entry | ||
| Scan001 | Extract of a memo discussing a misunderstanding over the design of a battery indicator. | ||
| View original record | Y.4049 Extract from M/5. 29.11.28. FROM PETO & RADFORD. X.4617P. With regard to the battery indicator, he (R) said that I had not made this in accordance with his idea and had mistaken what he was… | ||
| Scan002 | Methods to prevent car accumulator over-charging, comparing the 'Midgley device' to a simpler proposed system. | ||
| View original record | X4040 To HS ) FROM R. BY.)(Le Canadel). EFC. c. to BJ. Wor. RG. E. PN. DA. RL/M15.2.27. DESPATCHED FROM WW. 18.2.27. CAR ACCUMULATORS - X.4008. OVER-CHARGING ETC. X.4040. For a very long time there… | ||
| Scan003 | Request for a sketch to clarify the arrangement of a battery overcharge indicating device described as a 'syphon'. | ||
| View original record | To R. from EFC. c. BJ. X.4040 EFC1/T26.2.27. Your ref. RL/M15.2.27. With regard to the battery overcharge indicating device which you describe, the significance of the clause "arranged as a syphon" is… | ||
| Scan004 | Extract discussing the fitting of a meter to car 7-EX, suggesting a voltmeter is a more suitable and desirable alternative. | ||
| View original record | Driver: X.4049 Extract from PN2/EH.1.3.27. X.4008. The meter referred to by R. fitted to 7-EX, is probably quite a useful scheme experimentally, but I do not think it would justify its existence as a… | ||
| Scan005 | Letter from accumulator manufacturer Peto & Radford discussing the design and testing of battery indicators. | ||
| View original record | X2040 Works, Dagenham Dock, Essex Telephone VICTORIA 3667. 5 LINES PRIVATE BRANCH EXCHANGE. TELEGRAMS CONCENTRATION, SOWEST, LONDON. Manufacturers of P & R Accumulators. Established 1889 PETO &… | ||
| Scan006 | Continuation letter providing feedback on car battery performance and comparing tungsten versus platinum points. | ||
| View original record | PETO & RADFORD. CONTINUATION 2. E. Fowler Clark Esq., 9th March 1927. X8660 With regard to my car, I must say that I thought the very reduced dynamo output would result in the battery gradually… | ||
| Scan007 | Requesting more detailed information and drawings for a charge indicator and a gassing indicator. | ||
| View original record | To E. from EFC. X4040 EFCL/T30.3.27. X4008 I have received R's note R4/M26.3.27 with reference to the charge indicator, but I am afraid I am not clear from this as to the exact nature of the scheme… | ||
| Scan008 | Letter to Mr. C.R.N. Minchin regarding Mr. Royce's scheme for a battery full charge indicator, complete with a diagram. | ||
| View original record | X4040 EFC2/T. 7th March, 1927. Mr. C.R.N. Minchin, 50, Grosvenor Gardens, London, S.W.1. Dear Mr. Minchin, We now have a note from Mr. Royce about his scheme for the battery full charge indicator, but… | ||
| Scan009 | Query about tungsten points and a dynamo, with a pasted response regarding an expert report on cells. | ||
| View original record | EXPERIMENTAL REPORT Y.M.W. 16.10.18 J.S.E. COPIES TO: R.O.H. la, HOW. 2a, ED. 3a, BER. MR. YO Expt. No. REF. OBJECT OF TEST Have you any further news about the tungsten points ? Also concerning your… | ||
| Scan010 | Different schemes for a charge indicator to save the battery and dynamo. | ||
| View original record | X4040 EFC. } To Hs. } From R. BY. } At Le Canadel. R4/M26.3.27. DESPATCHED FROM WW. 29.3.27. c. to BJ Wor. RG. DA. CWB. PN. E. 40/50 & 20 HP. CHARGE INDICATOR. X.4040. X.4008. I have written how… | ||
| Scan011 | Letter from Peto & Radford discussing combining a water temperature indicator with a tail lamp failure indicator. | ||
| View original record | V45260 Works, Dagenham Dock, Essex TELEPHONE VICTORIA. 3667. 5 LINES PRIVATE BRANCH EXCHANGE. TELEGRAMS CONCENTRATION, SOWEST, LONDON. Manufacturers of P&R Accumulators Established 1889 PETO & RADFORD… | ||
| Scan012 | Letter discussing a provisional patent for a battery gassing indicator and its operation. | ||
| View original record | X4040 ROLLS-ROYCE OF AMERICA, INC. SPRINGFIELD, MASS. Oy3-E-4827 April 8th, 1927. Mr. E. W. Hives, Rolls-Royce, Ltd., Derby, England. (Copy to Mr.E.F.Clark) Dear Sir: Battery Re Gassing Indicator We… | ||
| Scan013 | Letter discussing the complications of a relay for a tail lamp indicator and an overcharge prevention switch. | ||
| View original record | X4040 EFC2/T. 13th April, 1927. Mr. G.R.N.Minchin, Messrs. Peto & Radford, 50, Grosvenor Gardens, London, S.W.1. Dear Mr. Minchin, Answering yours M/5. of the 7th inst, with reference to the tail lamp… | ||
| Scan014 | Postscript to a letter anticipating the recipient's response. | ||
| View original record | P.S. I think I know what you will say about this, but I am reserving it to give you an opportunity of saying it. [Pre-printed form text, mostly upside down] STORE QTY DELd EXPENSE VOUCHER PIECE ETC.… | ||
| Scan015 | Two circuit diagrams for a tail lamp and indicator lamp system. | ||
| View original record | Tail lamp Relay Tail lamp switch Supply Indicator lamp Thermometer contacts Fig.1. Shunt Series Fig.2. | ||
| Scan016 | Battery charge indicator which uses a green light to prompt the driver to adjust the ignition switch. | ||
| View original record | TO EFC. (struck through) FROM E. C. to BJ. BY. (struck through) HS. ORIGINAL X 4040 E2/M22.4.27. re. BATTERY CHARGE INDICATOR. In response to your enquiry concerning the above, the idea is simply to… | ||
| Scan017 | Letter to Mr. G.R.N. Minchin regarding the output of a special dynamo and an auto charge reducing switch. | ||
| View original record | X4040 EFCL/T. 27th April, 1927. Mr. G.R.N.Minchin, Messrs. Peto & Radford, 50, Grosvenor Gardens, S.W.1. Dear Mr. Minchin, X4040 X4028 We have your letter of the 22nd. inst. dealing mainly with the… | ||
| Scan018 | The electrical charging system, automatic switches, indicators, and ignition components. | ||
| View original record | -2- Contd. considered as a switch for switching off the system when not in use. Apparently You consider that even with the automatically reduced rate of charge it would still be desirable to switch… | ||
| Scan019 | Chassis electrical system, focusing on battery size, dynamo output, and charging issues. | ||
| View original record | To R. from EFC. c. BJ. E. c. Da. Wor. c. By. PN. X.4040 EFC1/T25.10.27. RR. CHASSIS ELECTRICAL SYSTEM. XG780 X4008 Danger Lamp Unit. (Green lamp scheme, or alternatively thermal switch of the Mentor… | ||
| Scan020 | Electrical charging current levels, considering user feedback and the development of an auto-switch control system. | ||
| View original record | -2- Contd. charge is insufficient. In contradiction of this possibility, however, we have Mr. Mimchin's observation during last winter that his own electrical system would keep up on Town service with… | ||
| Scan021 | Explanation of a charging system diagram, detailing the Voltmeter, Danger lamp, and Auto switch units. | ||
| View original record | -3- Contd. Danger lamp unit (R's green lamp scheme, or alternatively thermal switch of the Mentor type but with four terminals. (Green circle). and Auto switch unit. (Red circle). the boundaries of… | ||
| Scan022 | Continued discussion on electrical system components, focusing on the voltmeter and a proposed 'Danger Lamp Unit'. | ||
| View original record | -3- Contd. system when the main switch is put on, but this is of no consequence because it is only in the same street as the ignition load in this respect (if the ignition contact points happen to be… | ||
| Scan023 | Design and wiring of a four-terminal electrical unit for a dynamo-battery circuit. | ||
| View original record | -5- Contd. We have carefully considered as to whether this unit should be made with three or four terminals, and if with three, as to whether the common terminal should be on the top or positive side,… | ||
| Scan024 | Continued discussion on dynamo-battery system faults, danger lamp circuits, and cutout coil connections. | ||
| View original record | -6- Contd. would of course be (in the absence of other units) between the two C terminals of the dynamo and distribution box respectively, i.e. it simply makes a break in the field circuit). (3) An… | ||
| Scan025 | Continued discussion on electrical wiring configurations for components like the voltmeter and danger lamp. | ||
| View original record | -7- Contd. have recently described as being preferable to the standard connection, viz. as being fed through the field fuse from the C terminal of the distribution box, reasons for this having been… | ||
| Scan026 | Diagram of a chassis electrical system incorporating alternatively a Danger Lamp Unit or an Auto Switch Unit. | ||
| View original record | [ "DIAGRAM", "OF", "ROLLS. ROYCE CHASSIS ELECTRICAL SYSTEM", "INCORPORATING ALTERNATIVELY", "DANGER LAMP UNIT", "OR AUTO SWITCH UNIT.", "A+", "B", "ARMATURE FUSE", "MAIN FOUR POINT SWITCH.", "C",… | ||
| Scan027 | Design of a semi-automatic electro-magnetic switch, referred to as Mr. Royce's Green Lamp Scheme. | ||
| View original record | To BY. from EFC. c. BY/RD. EFC2/T22.11.27. ELECTRO-MAGNETIC SWITCH. Mr. Royce's Green Lamp Scheme. I am not speaking here of the auto switch which is entirely automatic in action, but of the… | ||
| Scan028 | List of winding wires used on auto charge control and green lamp switches for 12 volt and 6 volt systems. | ||
| View original record | X4040 WINDING WIRES USED ON AUTO CHARGE CONTROL AND GREEN LAMP SWITCHES X.4008 X.4040 12 volt { R.R. Volt coil Copper 32 SWG. D.S.C. Eureka 23 SWG. D.C.C. R.R. field coil Eureka 30 SWG. D.C.C. } 6… | ||
| Scan029 | Concerns over fitting a new automatic charge control device and proposing simpler alternatives. | ||
| View original record | To EFC. ) from R. Hs. ) at Le Candel BY. ) X4040 RL/M19.2.28. RECD. & DESPATCHED FROM WW. 22.2.28. c. BJ. Wor. E. Da. Rg. C. CWB. CWB. SG. PN. PHANTOM & 20 HP. AUTO: CHARGE CONTROL. X.4008 X.4040 You… | ||
| Scan030 | Instruments in auto lighting plants, with thanks to a Mr. Clark and a suggestion for an alternative scheme. | ||
| View original record | -2- Contd. On the auto lighting plants (Austin and others) a permanent magnet type of instrument is used to make contact at an exact voltage, practically independent of the temperature. This moving… | ||
| Scan031 | Temperature compensation and modifications for an electro-magnetic switch and green lamp scheme. | ||
| View original record | X4040 To By. from EFC. c. BY/RD. EFC1/T23.2.28. ELECTRO MAGNETIC SWITCH. R'S GREEN LAMP SCHEME. In view of Mr. Royce's note RL/M19.2.28, it will be necessary to take up again the instruction of the… | ||
| Scan032 | Improvements to the auto charge control switch and its application to the green lamp scheme. | ||
| View original record | X4040 To R. from EFC. c. BJ. E. Da. c. By. Rg. Wor. c. C. CWB. SG. c. PN. EFC1/T2.3.28. GREEN LAMP SCHEME AND AUTO CHARGE CONTROL SWITCH. X4008 We have in hand a unit applicable to the green lamp… | ||
| Scan033 | Proposed modification to an electrical charging system and its indicator lamp scheme. | ||
| View original record | -2- Contd. have now (only comparatively recently) been returned from customers with armature contacts badly burnt through the armature breaking first, we think that this slight modifica- tion should… | ||
| Scan034 | Technical discussion on the green lamp charge indicator scheme and related ignition switching. | ||
| View original record | EFC. HS. FROM R. DA. E. (At Le Canadel.) c. to BJ. WOR. PN. X4040 REC'D. & DESPATCHED FROM WW. 8.3.28. R10/M5.3.28. 20HP. & 40/50 CHARGE INDICATOR. re. EFC.2/3/28. X4040 Regarding the green lamp… | ||
| Scan035 | Request to manufacture two units of a Battery Charge Controller for the R's Green Lamp Scheme, listing new parts required. | ||
| View original record | [Handwritten:] X4040 [Stamped and struck through:] TO R.H.C. C. EFC. BY/RD3/ML1 3.3.28. BATTERY CHARGE CONTROLLER. (R'S.GREEN LAMP SCHEME). Will you please put in hand 2 units to D.71542 L.O.P., this… | ||
| Scan036 | The modifications for a 'Green Lamp Scheme' on an experimental car. | ||
| View original record | X4040 To RHC. from EFC. c. Hs/AJL. c. BY/RD. c. EX. R's GREEN LAMP SCHEME. In accordance with Mr. Royce's wishes, experimental car 12-EX for the 10,000 mile test will now be fitted with R's green lamp… | ||
| Scan037 | Particulars of windings for a green lamp scheme and auto charge control switch for 12-volt systems. | ||
| View original record | To BY/RD. from EFC. E. He/AJH. RHC. Y4040 EFC2/T16.3.28. PARTICULARS OF WINDINGS FOR R'S GREEN LAMP SCHEME & THE AUTO CHARGE CONTROL SWITCH, THESE WINDINGS BEING IDENTICAL FOR 12-VOLTS. Y4008 Will you… | ||
| Scan038 | Comparison between an auto charge control switch and a green lamp scheme for vehicle electrical systems. | ||
| View original record | 7.J.A. X 4040. 29.3.28. FURTHER POINTS OF COMPARISON OF AUTO CHARGE CONTROL SWITCH AND GREEN LAMP SCHEME. (1) Green lamp scheme requires for its proper fulfilment, in addition to the additional lamp… | ||
| Scan039 | Continued discussion on the relative merits and reliability of an auto switch versus a green lamp switch unit. | ||
| View original record | -2- Contd. the correct functioning, i.e. backward and forward motion of the auto switch armature, throws no more responsibility on the makers than the corresponding functioning of the green lamp… | ||
| Scan040 | Comparison between a green lamp warning scheme and an auto switch for the dynamo charging system. | ||
| View original record | -3- Contd. chassis frame, the green lamp would burn out probably without being noticed, and certainly before there was time to put the switch off to prevent such burn out. In this way it does not give… | ||
| Scan041 | Three types of complaints with the dynamo-battery system and various proposed solutions. | ||
| View original record | Y4040 To R. from EFC. c. BJ. E. DA. c. PN. BY. Wor. c. OY. EFCL/T30.3.28. X8760 X4008 DYNAMO-BATTERY SYSTEM. We now recognise three kinds of complaint, each of which occurs in its own peculiar… | ||
| Scan042 | Modifying the auto charge control system to eliminate customer complaints, detailing a proposed system for chassis 12-EX. | ||
| View original record | -2- Contd. (c) is under consideration and a modified form of the Trier & Martin control, more directly applicable to our present machine, has been thought out and will be experimented upon. A… | ||
| Scan043 | Continued list of modifications and explanations for vehicle electrical components and wiring. | ||
| View original record | -3- Contd. necessity and complication of prolonging the armature contact to the M & B position. (3) Additional tumbler switch for earthing the magneto for testing the battery ignition, with indicating… | ||
| Scan044 | Technical report on troubleshooting the green lamp switch and dynamo-battery circuit. | ||
| View original record | --4-- Contd. For the moment we are connecting the negative end of the green lamp switch operating coil to earth, though this is not as described sometime ago in our EFCl/T25.10.27 in the section… | ||
| Scan045 | Technical note on temperature compensation for auto charge control switch units. | ||
| View original record | -5- Contd. connecting the negative end of the shunt coil to earth, so green lamp will not light if cutout sticks off contact. Further it has been arranged that the green lamp will duly go out when the… | ||
| Scan046 | Technical comparison of an auto charge control switch versus a green lamp warning scheme. | ||
| View original record | -6- Contd. A test on the road will be made to prove the much reduced difference between the operation of the switch cold, as compared with a suitable setting for the hot condition. We Query whether… | ||
| Scan047 | The indications of a dynamo-battery circuit failure and the potential for damage. | ||
| View original record | -7- Contd. dynamo-battery circuit is broken in certain other places, and the green lamp gives its indications normally (being then lit by the battery) there is nothing to indicate that there is any… | ||
| Scan048 | Use of parts from an auto charge control switch and requesting a new unit. | ||
| View original record | To HHC. from EFC. c. BY/RD. X4040 EFC5/T30.3.28. RE AUTO CHARGE CONTROL SWITCH. It appears that you have used the parts of auto charge control switch E, removed from 12-EX, in making up the first of… | ||
| Scan049 | Notes on the wiring and operation of an auto switch and green lamp switch. | ||
| View original record | X4040 17.4.28. Further notes on Auto Switch and Green lamp switch:- X4005 (1) If green lamp scheme operating coil negative is to remain on earth, and R. still desires armature contact of charging… | ||
| Scan050 | Failure of a new charge control device and the subsequent decision to use a simpler indicator type instead. | ||
| View original record | EFC. } FROM R. HS. } (At Le Canadel). BY. } X4040 R1/M18.4.28. REC'D AT WW. & DESPATCHED 21.4.28. c. to BJ. Wor. PN. E. DA. CWB. C. SG. CAR LIGHTING. X.4008 CHARGE INDICATORS. X.4040 You will remember… | ||
| Scan051 | The second page of a document concluding a point about a failure and the necessity of knowledge and discipline. | ||
| View original record | -2- Contd. the cause of no lighting at night.) It will now be seen that it is too costly not to be guided by our knowledge, and that a certain amount of discipline is necessary if one is to be of any… | ||
| Scan052 | Specifications and testing of a green lamp switch unit. | ||
| View original record | X4040 EFC2/T1.5.28. To R. from EFC. c. BJ. E. c. Da. By. c. Wor. PN. GREEN LAMP SWITCH UNIT. X4040 Herewith we send you a diagram of the green lamp switch unit. The winding on the pivot bobbin is now… | ||
| Scan053 | The resistance and operating voltage characteristics of the Green Lamp Switch H. | ||
| View original record | EFC. AD.6. 30.4.28. GREEN LAMP SWITCH H. This instrument has the resistance bobbin wound with Manganin wire. The copper winding has a resistance of 6.25 ohms and the Manganin 31.25 ohms. Total 37.5… | ||
| Scan054 | Wiring diagram for a relay switch used for battery charge control, connected to a green indicator lamp. | ||
| View original record | X4040 THROUGH GREEN LAMP TO EARTH RESISTANCE FINISH COPPER FINISH N SUPPLY FROM AMMETER SIDE OF MAIN BATTERY FUSE FROM DIS. BOX TERMINAL B. TO EARTH CONNECTIONS OF RR GREEN LAMP RELAY SWITCH FOR… | ||
| Scan055 | Table of finally approved windings for a green lamp switch and auto charge control switch. | ||
| View original record | X4040 12.6.28. TABLE OF FINALLY APPROVED WINDINGS FOR GREEN LAMP SWITCH AND AUTO CHARGE CONTROL SWITCH. X4008 Armature bobbin. | Pivot bobbin. R.R.12. volt Green lamp switch. | Fill up with 28 S.W.G.… | ||
| Scan056 | Redesign of a magnetic cutout for a Green Light Charge Scheme due to issues with road roughness. | ||
| View original record | EFC. FROM R. C. to BJ. HS. DY. X4040 R3/M15.6.28. GREEN LIGHT CHARGE SCHEME. I fear the magnetic arrangement of the old cutout is hardly suitable, the reason being that as far as we can judge it was… | ||
| Scan057 | Battery charge indicator switch and a request to create a drawing for a distribution board. | ||
| View original record | BY. from E. X4040 E1/M29.6.28. c. to BJ. Hs. EFC. X.4040. BATTERY CHARGE INDICATOR SWITCH, X.7740. We send herewith LeCs. 2567/8. dealing with the above. We should be glad if you would make a drawing… | ||
| Scan058 | Revised and color-coded Phantom wiring diagram for inclusion in the instruction book. | ||
| View original record | BY. from E. c. to RJ, Hs, EFC. Y4040 E2/M29.6.28. X.7560.PHANTOM TECHNICAL WIRING DIAGRAM. X. 404o We send herewith LeC.257C. shewing a revision to the above. The diagram has been re-arranged to… | ||
| Scan059 | Series of comments and proposed corrections for a Phantom wiring diagram. | ||
| View original record | X4040 To E. from EFC. c. BY. EFC2/T6.7.28. X7560 PHANTOM TECHNICAL WIRING DIAGRAM. X4040 Referring to LeC.2570 sent under cover of E2/M29.6.28, we would like to comment upon this as follows :- (1) We… | ||
| Scan060 | Corrections to electrical wiring diagrams for the ignition coil and battery earthing. | ||
| View original record | EFC2/T6.7.28. -2- Contd. Even if the connection to the green lamp be not taken so near to the battery as suggested, we are of the opinion that it ought at least to be on the battery side of the… | ||
| Scan061 | Query regarding the placement of a field fuse in a new mould for the 'Green Light Scheme'. | ||
| View original record | To R. from EFC. c. BJ. E. c. BY. B/RD. X4040 EFC1/T9.7.28. GREEN LIGHT SCHEME. Referring to Lec.2568, and further to our EFC2/T6.7.28* in view of the fact that we shall be making a new mould, we query… | ||
| Scan062 | Specification table for Green Lamp Switch Units detailing windings and location. | ||
| View original record | X4040 9.7.28. Green Lamp Switch Units :- Unit. Iron or brass Winding cheeks. Remarks. Location. G. B. Wound with approved temp. compensating windings (Eureka) 12-EX. H. I. Wound with approved temp.… | ||
| Scan063 | Blueprint for a new distribution board incorporating a battery charge indicator switch. | ||
| View original record | X4040 [REDACTED] C. Hs. BY/Cghl/K. 11. 7. 28. X4040 BATTERY CHARGE INDICATOR SWITCH. X7740 As requested in your E1/M29.6.28.. we send you herewith blueprint of a drawing we have prepared showing the… | ||
| Scan064 | Road tests conducted on green lamp and auto switch schemes. | ||
| View original record | EFC. AD.10. X. 4040 13.7.28. X.4040. ROAD TESTS OF GREEN LAMP AND AUTO SWITCH X.4008. SCHEMES. Road tests to check the consistency of the settings have been made on 9-GIII and 12-EX green lamp… | ||
| Scan065 | Test report on the operation of 'Auto switch B' including operating voltages, battery performance, and adjustments made due to road conditions. | ||
| View original record | -2- Contd 8-EX. (Auto switch B) This was somewhat subject to road shocks, but the normal operating voltages were 15.0 volts to open, and 13.0 volts to re-close. The battery is a P & R and Exide… | ||
| Scan066 | Revisions to a Phantom wiring diagram, specifically the green light connection and line drawing conventions. | ||
| View original record | [Handwritten] X4040 EFC. from E. copy to BJ. BY. Hs. E1/M16.7.28. X.4040. PHANTOM TECHNICAL WIRING DIAGRAM, AND GREEN LIGHT CONNECTION. X.756Q. With regard to the point in connection of the green lamp… | ||
| Scan067 | Clarifying the operation and wiring of a green lamp, its coil, and relay switch in relation to the charging switch. | ||
| View original record | To E. from EFC. c. BJ. BY. X4040 EFC3/T1 8.7.28. Thank you for your E1/M16.7.27. I am not, however, quite clear as to the meaning of your remark "It must always be possible to cut out the green light… | ||
| Scan068 | Optimal wiring for an accumulator switch and green light scheme, and the potential failure cause of a delicate field fuse. | ||
| View original record | Y4040 EFC. from R. c. BJ. Hs. R4/M2C.7.28. X.4040 ACCUMULATOR SWITCH, & GREEN LIGHT SCHEME. X.8780 E. is correcting his diagram LeC.2570. As far as we can see the best place for taking the ends of the… | ||
| Scan069 | Revisions and corrections to a Phantom technical wiring diagram. | ||
| View original record | To E. from EFC. c. EY. EY/NW. c. EY/RD. X7560 PHANTOM TECHNICAL WIRING DIAGRAM. X4040 We have seen the revised arrangement of the above to LeC.2570. With regard to the instrument board light, I am… | ||
| Scan070 | Analysis of an electrical circuit for a green lamp, discussing options for wiring shunt coils to prevent field fuse failure. | ||
| View original record | -2- Contd. the green lamp is not lighted. Even at present the field fuse cannot be an absolute protection against burning out of the dynamo resulting from a broken battery circuit, because if it were… | ||
| Scan071 | Installation and testing of a higher output dynamo armature for a 20 HP vehicle. | ||
| View original record | X4040 To R. from EFC. c.c. RJ EFC L/T25.7.28. X5663 20 H.P. DYNAMO ARMATURE OF HIGHER OUTPUT. As previously reported it has been arranged for the 20 H.P. dynamo with coarser higher output armature to… | ||
| Scan072 | Modifications for a distribution board fitted with a green lamp switch. | ||
| View original record | X4040 To BY. from EF c. BJ. Hs. EFC. E1/E26.7.28. DISTRIBUTION BOARD FITTED WITH GREEN LAMP SWITCH. X.7740. X.4040. We send you herewith LeC.2583 giving particulars of the modifications that should be… | ||
| Scan073 | Clarifying a misunderstanding about the electrical connections for the cutout, green lamp, and switch coil. | ||
| View original record | X4040 To R. from EFC. c. ED EFC5/T26.7.28. X4040 ELECTRICAL CONNECTIONS OF CUTOUT, GREEN LAMP SWITCH COIL, AND GREEN LAMP. X8780 I have received your FA/M20.7.28. I think there has been a little… | ||
| Scan074 | Electrical system failures, specifically concerning the dynamo, lamps, cutout shunt coils, and charging indicators. | ||
| View original record | -2- Contd. when there was a failure of the dynamo positive fuse, and also that the supply of the lamp itself should be connected as near to the battery as possible, so as to stand less chance of the… | ||
| Scan075 | Continued discussion on field fuse failures, oxidation issues, and potential improvements for a 20 HP car. | ||
| View original record | -3- Contd. one of the shunt coil currents we think there would be difficulty with the field fuse (using present standard). I wrote another note to E. ref. EFC2/T24.7.28 concerning this matter, the… | ||
| Scan076 | Simplifying the electrical wiring for a green lamp switch unit and the Klaxon horn. | ||
| View original record | -4- Contd. utilise one which gave more protection to the system without the possibility of occasional failure for no good reason. Returning to the green lamp switch unit, admittedly it simplifies… | ||
| Scan077 | Typed memorandum discussing proposals for electrical arrangements, specifically dynamo and headlamp integration. | ||
| View original record | -5- Contd. right from all points of view. Our various proposals are not necessarily intended to carry any degree of finality but are merely suggestions for consideration so that we may, in conjunction… | ||
| Scan078 | Parts list for the Battery Charge Indicator Switch on Phantom and 20 HP Chassis. | ||
| View original record | X4040 BY/RDI/ML1 5.8.28. C. EFC PHANTOM AND 20 HP CHASSIS. BATTERY CHARGE INDICATOR SWITCH. L.C.2567. SEC:S170. The Indicator Switch for R's. green lamp scheme has now been incorporated in the… | ||
| Scan079 | Continued list of standard and stock parts with quantities and specifications. | ||
| View original record | (2). BY/RDJ/ML15.8.28. Cont'd. STD: PARTS CONT'D:- D.50489 - Insulation Washer - 3 off. D.50490 - Washer - Bottom (Shunt Pole) - 1 off. D.50498 - Flag Terminal - 1 " D.50676 - Cable Eye. - 1 " D.50742… | ||
| Scan080 | Alteration to the Phantom's green light wiring scheme. | ||
| View original record | BY/CGH. from E. c. BJ. EFC. X4040 E1/M1.9.28. PHANTOM GREEN LIGHT SCHEME. X7740 Referring to the above, R. is agreeable that the green lamp itself should be fed from a separate source as suggested by… | ||
| Scan081 | Insulation and connections for a green light magnet. | ||
| View original record | EFC. } FROM R & E. BY. } c. BJ. Wor. Hs. X4040 R2/M11.9.28. GREEN LIGHT MAGNET. X.4040 The frame of this is naturally insulated so that it can receive current from terminal 7., and the other contact… | ||
| Scan082 | Part requirement memo for a warning light for the instrument board. | ||
| View original record | RHC. X4040 BY/HEB4/M.20.11.28. "SS". INSTRUMENT BOARD SEC:7190. Kindly note the following part is required for the above chassis.- D.71541 Warning light (16-18 Volt). 1 off per chassis. Please order… | ||
| Scan083 | Explaining an issue where the green lamp on the S.S. Distribution Board switch fails to turn off. | ||
| View original record | To R. from EFC. c. BJ. BY. X4040 EFC4/T3.12.28. S.S. DISTRIBUTION BOARD GREEN LAMP SWITCH. X7740 We have arrived at a point in connection with the above that has previously been overlooked, viz. that… | ||
| Scan084 | Note referencing further instructions for a green lamp switch on a distribution board. | ||
| View original record | X4040 D.O. For detailed instructions re green lamp switch - see X.7740 . EAC.10. Distribution Board. EFC. | ||
| Scan085 | Modifications to a unit for the 'Green Light Scheme' to improve its operation. | ||
| View original record | [Handwritten] X4040 EFC. from R. Hs. Bv. c. BJ. Wor. RE GREEN LIGHT SCHEME. RI/M11.1.2.28. X.7746. X.4040 This unit is still to be connected to C. terminal provided we can get it to work, because we… | ||
| Scan086 | Voltage adjustment for a green lamp switch. | ||
| View original record | To R. from EFC. c. BJ. E. By. c. Wor. X4040 EFC3/T12.12.28. GREEN LAMP SWITCH. Further to our EFC4/T3.12.28 we now think we can overcome this trouble by adjusting the green lamp switch to fall back… | ||
| Scan087 | Falling back voltage and testing of a green lamp switch. | ||
| View original record | X loud To R. from EFC. c. BJ. EY. Wor. c. E. EFC4/T12.12.28. GREEN LAMP SWITCH. X4040 X7740 again Further to our EFC3/T12.12.28, it is probable that a falling back voltage of 12.0 would meet the case… | ||
| Scan088 | Recommendation on the procedure for breaking an armature with angular delay, and a follow-up note. | ||
| View original record | Contd. -2- EFC4/T12.12.28. We consider that we have sufficient evidence to recommend still breaking the armature when moving away from the charge position, but breaking it in relation to the field… | ||
| Scan089 | Schematic for an S.S. Distribution Board which incorporates a green lamp switch. | ||
| View original record | S.S. DISTRIBUTION BOARD INCORPORATING GREEN LAMP SWITCH. TO & FROM SWITCH BOX AMMETER STARTER SWITCH CUT OUT SERIES SHUNT FRAME CONNECTED TO TERMINAL H GREEN LAMP SWITCH MANGANIN COPPER DYNAMO A.… | ||
| Scan090 | Wiring diagram for an S.S. Distribution Board incorporating a Green Lamp Switch, showing connections for a production test. | ||
| View original record | S.S DISTRIBUTION BOARD INCORPORATING GREEN LAMP SWITCH CUT OUT SERIES SHUNT FRAME CONNECTED TO TERMINAL H MANGANIN COPPER GREEN LAMP SWITCH E S N A C B D F G H J 1 2 3 4 5 6 7 CONNECTIONS FOR… | ||
| Scan091 | Electrical fault on the S.S. distribution board and green lamp switch causing dynamo polarity reversal. | ||
| View original record | To R. from EFC. c. BJ. E. c. By. Wor. X4040 EFC2/T19.12.28. S.S. DISTRIBUTION BOARD GREEN LAMP SWITCH. X7740 Further to our EFC4/T3.12.28, EFC3/T12.12.28 EFC4/T12.12.28 and your Rl/M11.12.28; another… | ||
| Scan092 | Continued analysis of switchbox wiring arrangements concerning a green lamp, dynamo, and battery contacts. | ||
| View original record | -2- Contd. broke connection with the battery after or before C. N.B. If it broke before C, the green lamp coil current would pass through the dynamo field in the right direction. From the point of… | ||
| Scan093 | Electrical fault involving a green lamp circuit, its diagnosis, and immediate corrective action. | ||
| View original record | -3- Contd. high voltage exists from B to earth across the green lamp coils, which will cause the green lamp to be lighted and call for switching off though there is nothing to indicate that the green… | ||
| Scan094 | Letter to a recipient in France detailing a potential electrical fault with the dynamo polarity on S.S. chassis and the required fix. | ||
| View original record | X4040 Expl. Office. 20th December, 1928. EFC2/T20.12.28. Mr. G.W. Hancock, Hotel de France, Chateauroux, Indre, FRANCE. GWH: from EFC. Distribution Box incorporating Green Lamp Switch. Since your… | ||
| Scan095 | Design and implementation of a green lamp scheme for the accumulator charge indicator, including a circuit diagram. | ||
| View original record | X4040 RL/M26.12.28. EFC.E. )from R. Hs. ) (Le Canadel) c. to BJ. Wor. SG. BY. C. ACCUMULATOR CHARGE INDICATOR GREEN LAMP SCHEME. X7440 It should be understood that this is not essentially an SS.… | ||
| Scan096 | Recommendation to avoid an experimental green lamp battery indicator on the 'SS' car and use standard Phantom equipment instead. | ||
| View original record | 14040 To R. from Hs. c. to BJ. Wor. c. to E. DA. c. to BY. EFC. 'SS' GENERALLY. You have already expressed agreement that anything experimental should be left off the SS. car in order to reduce the… | ||
| Scan097 | Continuation of a document discussing the testing of a green lamp scheme and the generator arrangement for Phantom cars. | ||
| View original record | contd :- -2- that the green lamp scheme should be continued to be tested as an experimental improvement, and that the first cars should have the present Phantom arrangement of generator, switchbox and… | ||
| Scan098 | Investigation and proposed modification for an erratic green lamp warning system on the 18-EX model in France. | ||
| View original record | X4040 Extract from RJAL/C.28.12.28. X.7780. 18-EX IN FRANCE GREEN LAMP SCHEME. X.4040. X.7740. This was found to have the bulb burnt out and another was fitted. The operation of the device is reported… | ||
| Scan099 | Summary of details of operating voltages for temperature-compensated auto and green lamp switches. | ||
| View original record | X4040 28.12.28. SUMMARY OF DETAILS OF OPERATING VOLTAGES OF TEMPERATURE COMPENSATED AUTO AND GREEN LAMP SWITCHES. X4008 AUTO SWITCH B. 8-EX. This instrument, tested on the road on X8-EX, on 13.7.28,… | ||
| Scan100 | Test report on a car's electrical system, detailing issues with battery charge and switch operation after 4108 miles. | ||
| View original record | EFC/T28.12.28. -2- Contd. When tested on the car after having run 4108 miles, following a report that the battery had gone down as a result of switching off charge whenever green lamp was lighted, a… | ||
| Scan101 | Internal memorandum investigating the reduced operating voltage of a green lamp switch. | ||
| View original record | To R. from EFC. c. BJ. Wor. c. E. Da. c. Ev. X4040 (Handwritten) EFC1/T29.12.28 GREEN LAMP SWITCH. X.4040. Referring to the third para. of Hs3/LG27.12.28, of the "two occasions" referred to, only one… | ||
| Scan102 | Circuitry for a green lamp charge indicator, noting issues with a proposed design. | ||
| View original record | Handwritten: X4040 To R. from EFC. c. RJ. SG. c. Wor. E. c. BY. C. EFC1/T4.1.29 GREEN LAMP CHARGE INDICATOR. X.4040 X.7730 Referring to your R1/M26.12.28, we regret that we cannot understand the… | ||
| Scan103 | Extract detailing dynamo and green lamp performance and adjustments on models 18-EX and 14-G4. | ||
| View original record | X 4040 Extract from FJA2/C.4.1.29 (X7780) DYNAMO & GREEN LAMP. ON 18-EX IN FRANCE The car having finished its running here, we had had an opportunity of changing over the green lamp coil connection to… | ||
| Scan104 | Deferral and merits of a 'Green Lamp Scheme' as a battery charge indicator. | ||
| View original record | Y404D HS. } FROM R. BY. (struck through) } (At Le Canadel.) ETC. (struck through) } SECRET. R2/M6.1.29. REC'D AT WW. 9. 1. 29. S. to SG. WOR. (struck through) SS. GREEN LAMP SCHEME. Y4040 I agree to… | ||
| Scan105 | Deferral of the 'SS. GREEN LAMP SCHEME' for a battery charge indicator due to concerns over its necessity and cost. | ||
| View original record | SECRET Hs. )from R. EY. )at Le Canadel) E. EFC. ) c. to SG. Wor. X4040 R2/M6.1.29. SS. GREEN LAMP SCHEME. X.4040 I agree to defer this; it has nothing specially to do with this chassis, and can be… | ||
| Scan106 | Operation of the green lamp unit and switchbox within the S.S. distribution board. | ||
| View original record | X4040 To R. from EFC. c. BJ. SG. c. E. Wor. c. Ev. Da. EFC3/T. 1.29. GREEN LAMP UNIT & SWITCHBOX. X4040 X In order that we may be able to operate and observe the operation of the new green lamp switch… | ||
| Scan107 | Test report on the performance of a green lamp switch and dynamo on car 20-EX. | ||
| View original record | X.4040 EFC. PD.35. Jan. 11th 1929. X.7660 X.4040 GREEN LAMP SWITCH. AND DYNAMO TESTS. Some tests have recently been made on car 20-EX the objects being to check the performance of the green lamp… | ||
| Scan108 | Trade-offs of using higher output dynamos, including charging rates and battery life concerns. | ||
| View original record | To R. from EFC. c. E. Da. c. SG. CWB. c. PN. WD. DYNAMO OUTPUT. The higher output dynamos (20 H.P. and 40/50) as at present arranged give a very considerable increase of output over the standard, and… | ||
| Scan109 | Dynamo output, battery overcharging issues, and the use of a green lamp charge indicator. | ||
| View original record | -2- Contd. Presumably owing to better batteries we have not latterly had so many complaints of overcharging with the undesirable effect that would result therefrom, and we can say that there appears… | ||
| Scan110 | Experiments with higher output dynamos and green lamp indicator schemes on various car chassis. | ||
| View original record | -3- Contd. We have running on 12-G4 a higher output dynamo in conjunction with the green lamp scheme (separate unit). This has run 5150 miles up to the present though a slight tendency was noted for… | ||
| Scan111 | Diagram of the chassis electrical system, incorporating alternative green lamp or auto charge control switch units. | ||
| View original record | [ "DIAGRAM OF R.R. CHASSIS ELECTRICAL SYSTEM,", "INCORPORATING ALTERNATIVELY", "GREEN LAMP SWITCH UNIT, OR AUTO CHARGE CONTROL SWITCH UNIT.", "DYNAMO", "AUTO CHARGE CONTROL SWITCH UNIT", "COPPER",… | ||
| Scan112 | Modification of a switchbox for the S.S. Chassis. | ||
| View original record | r + X 4040 C. EFC. BY/RD5/ML.31.1.29. S.S. CHASSIS - SWITCHBOX - SEC:8160. X7730 Now that the Green Lamp Unit is not to be used on the production cars we are modifying the standard switchbox to give M… | ||
| Scan113 | Investigations into the operating qualities and electrical variations of a green lamp scheme. | ||
| View original record | To R. from EFC. c. SG. E. c. EY. Wor. V4040 EFC5/T8.5.29. GREEN LAMP SCHEME. X7780 Since writing our report EFC2/T1.2.29, in which reference was made to the operating qualities of the green lamp… | ||
| Scan114 | Analysis of the green lamp switch unit's function in relation to battery charging, dynamo output, and driver control. | ||
| View original record | Contd. -2- EFC5/T8.5.29. of the green lamp switch unit to what we considered to be a suitable value, it had been stated that if the indications of the green lamp unit were followed consistently, the… | ||
| Scan115 | The implications of a driver's response to a green lamp indicator for battery charging. | ||
| View original record | -3- Contd. On the other hand, if the indications of the green lamp are taken as an injunction to the driver to switch off charge whenever it lights, then due to the fact that the charge does not… | ||
| Scan116 | Necessity and aesthetic impact of a green lamp switch on grouped instrument panels. | ||
| View original record | X4040. EFC. BY/RD9/N.10.5.29. Re: Green Lamp Switch. Referring to our conversation a day or two ago when you mentioned to me that the green lamp switch was definitely of no value, I would draw your… | ||
| Scan117 | Test results for auto switches and green lamp switches removed from cars to check setting consistency after use. | ||
| View original record | A. D. 37. X4040 27.6.29. X.4008 AUTO SWITCH AND GREEN LAMP SWITCHES X.4040 REMOVED FROM CARS. Several switch units now in the laboratory after running on cars, have been tested in order to check the… | ||
| Scan118 | The testing and modification of electrical switches, noting changes in voltage settings and a sticking issue. | ||
| View original record | -2- S.S.5. from 21-EX. Original setting 16.8 volts. Ran a few thousand miles. Switch coil connected to terminal B of distribution board after a time. Present setting 18.0 volts. S.S.6. from 23-EX.… | ||
| Scan119 | Summary of details of operating voltages of temperature compensated auto and green lamp switches. | ||
| View original record | X4040. 27.6.29. SUMMARY OF DETAILS OF OPERATING VOLTAGES OF TEMPERATURE COMPENSATED AUTO AND GREEN LAMP SWITCHES AUTO SWITCH B. 8-EX. This instrument, tested on the road on 18-EX, on 13.7.28, was… | ||
| Scan120 | Test report on a green lamp switch, detailing voltage performance and adjustments over mileage. | ||
| View original record | -2- In the warm condition its opening point was found to be 9.7 volts. In the cold condition its closing point was found to be 16.5 volts, and opening point 10.0 volts. It will be noted that the… | ||
| Scan121 | Standard arrangement and modifications of an S.S. switchbox, particularly in relation to a green lamp scheme. | ||
| View original record | X4040 By. from EFC. c. By/RDH EFC2/AD8.7.29. X7730 S.S. SWITCHBOX. X4040 X7730 X4008 The arrangement of S.S. switchbox which finally evolved as standard after passing through several modifications, is… | ||
| Scan122 | Experimental automatic switch arrangements and auto charge control systems for chassis 20-EX. | ||
| View original record | -2- contd. (as we have already indicated in connection with our request for instructions for experimental auto switch arrangements). This you will note only differs from the original S.S. arrangement… | ||
| Scan123 | Battery overcharging issues, dynamo output, and vehicle lighting systems. | ||
| View original record | X4040. EFC. Mr. Brock } FROM R. Mr. Watson. } RL/M21.11.29. Copy to Sg. Da/EV. X.4040 X.1402 X.294 X.8780 BATTERY OVERCHARGING. I do not think the device used on your test would suit the car work,… | ||
| Scan124 | Dynamo output and green lamp scheme, enclosing a related report. | ||
| View original record | X4040 PN. from EFC. EFC9/AD13.12.29. X.4040. DYNAMO OUTPUT & GREEN LAMP SCHEME. Referring to your PN1/WT2.12.29, and the conversation I had with you in this connection, on looking into the matter I… | ||
| Scan125 | Improvements to the vehicle's dynamo and battery charge indication system. | ||
| View original record | X4040. EFC. } FROM R. PN. } (At Le Canadel). R2/M28.12.29. C. to Sg. Wor. E. C. to Da. Ey. Hs. CAR DYNAMOS AND CHARGE INDICATOR. X.5664. X.8665. X.1589. X.4040. I think that at once we ought to move… | ||
| Scan126 | Proposal to improve dynamo output using a voltage control vibrator instead of the 3rd brush scheme. | ||
| View original record | X6092 Extract from note from R. ref. R3/M6.1.31. X.6084. X.6004 X.6016. X.6006. Really I came to the conclusion that the 3rd. brush scheme was not good some time ago. I thought we should get a better… | ||
| Scan127 | Potential for improving car generators by investigating the German 'Bosch' voltage regulator system. | ||
| View original record | To R. From Hs. c. to Sg. Wor. c. to E. Da. c. to EV. EFC. X6092 No. Hs/JW.15.1.31. X6099 X6092 DYNAMOS FOR CAR WORK. X4362 It is evident from the results and the complaints that there is room for… | ||
| Scan128 | Technical memo about dynamo modifications to increase current output by altering the magnetic circuit and armature. | ||
| View original record | X6092 To R. from EFC. c. Sg. c. Wor. E. Hy. c. PN. Da. Hs. EFC3/AM.9.1.31. X.6084. DYNAMO OUTPUT. X.6076. X.6092 R3/AM.6.1.31. X.6046 X.6099. To obtain more current at high speeds without too far… | ||
| Scan129 | Technical discussion on different types of dynamo systems for chassis electricals, comparing inherent and external regulation. | ||
| View original record | EFC3/ADL9.1.31 contd. -2- upon being connected to a battery. The phenomenon exists only, of course, when the speed is high enough for such control to take effect. At the speeds below the peak output… | ||
| Scan130 | Comparison of long-period vibrator regulator control versus dithering contact methods and the potential adaptation of a Bosch type regulator. | ||
| View original record | EFC3/AH9.1.31 contd. -3- It may be considered that it is for this reason that there have been from time to time proposed, modifications of external regulator control in which the regulating action… | ||
| Scan131 | Comparing the heating of shunt wound and battery controlled dynamos at various outputs. | ||
| View original record | EFC3/ADL9.1.31 contd. -4- As regards the relative heating of shunt wound and inherently battery controlled dynamos, though the shunt wound machine undoubtedly scores in output for a given heating when… | ||
| Scan132 | Cover note for a sketch showing a suggested scheme for a two-stage vibrator regulator for dynamos. | ||
| View original record | X6092 To By. from Hs/Wst. Hs/Wst.8/KT.23.12.31. We attach herewith for your perusal a sketch shewing a suggested scheme for a two stage vibrator regulator for the dynamos on our chassis. Hs/Wst. | ||
| Scan133 | Visit to supplier Messrs. Lucas discussing developments in electrical components like regulators, starters, and horns. | ||
| View original record | X6092 To R. from Hs/Wst. c. Sg. c. WOR. E. c. Ds. RV. Hs/Wst.1/AD20.2.32. VISIT TO MESSRS. LUCAS. X6018 Mr. Brock and myself visited Messrs. Lucas on Wednesday the 17th inst. During the morning we… | ||
| Scan134 | Request to obtain a C.A.V. type B.2 voltage regulator for comparison testing. | ||
| View original record | X6092. Roy. from Hs/Wst. c. Wor. Hs/Wst.1/AD29.2.32. CONSTANT VOLTAGE REGULATED DYNAMO In connection with experiments on the above we require a good British make of voltage regulator for comparison… | ||
| Scan135 | Requesting an opinion on proceeding with experimental work for Dynamo Voltage Regulators. | ||
| View original record | SECRET. X6092 To E. from Hs/Wst. Hs/Wst.10/AD2.3.32. R.R. DYNAMO VOLTAGE REGULATORS. We should like to have your opinion re the above. We understand the designs are held up but as we are testing… | ||
| Scan136 | Letter from C.A.V - BOSCH providing patent numbers for an 'F' type Regulator for Dynamos. | ||
| View original record | X6092. CONTRACTORS TO THE ADMIRALTY WAR OFFICE AIR MINISTRY INDIAN OFFICE G. P. O AND LEADING RAILWAYS CODE 6TH. EDITION A·B·C 5 LETTER COMMERCIAL VEHICLE MARINE & AIRCRAFT ELECTRICAL EQUIPMENT FUEL… | ||
| Scan137 | Regulator for a 150 watt plain shunt dynamo and lead-acid battery. | ||
| View original record | X6092 Roy/Ms. from Hs/Wst. Hs/Wst.1/AD7.3.3.2. Re the attached. We require the regulator suitable for a 150 watt plain shunt dynamo working in conjunction with a lead-acid type battery and that is all… | ||
| Scan138 | Decision to fit a Bosch regulated dynamo, previously on 27-EX, to car 19-EX. | ||
| View original record | X6092 RHC. from Hs/Wst. c. Hs/Lid. Hs/Wst.5/AD7.3.32. BOSCH DYNAMO ON 19-EX. It has been decided that we shall fit the large 200 watt Bosch regulated dynamo which we previously had fitted to 27-EX, to… | ||
| Scan139 | Letter from Joseph Lucas Research Laboratories regarding a conversation about voltage regulators and C.A.V.-Bosch. | ||
| View original record | X6092 TRADE MARK THE JOSEPH LUCAS RESEARCH LABORATORIES WELL STREET BIRMINGHAM TELEGRAMS: "LUCAS, BIRMINGHAM." TELEPHONE: NORTHERN 5201 (PREFIX) WHEN REPLYING PLEASE REFER TO RMS/P. Messrs. Rolls… | ||
| Scan140 | Letter from C.A.V - BOSCH regarding a request for details on a voltage regulator. | ||
| View original record | CONTRACTORS TO THE ADMIRALTY WAR OFFICE AIR MINISTRY INDIAN OFFICE G. P. O AND LEADING RAILWAYS CODE 6TH. EDITION A·B·C 5 LETTER COMMERCIAL VEHICLE MARINE & AIRCRAFT ELECTRICAL EQUIPMENT FUEL… | ||
| Scan141 | Letter to CAV - Bosch Ltd. regarding the testing of a CAV B2 Regulator and issues with its wiring. | ||
| View original record | X6092 Hs/Wst.6/MA. March 23rd, 1932. CAV - Bosch Ltd., Acton, London, W.3. CAV B2 Regulator. Dear Sirs, With reference to your G/HP of the 22nd inst., the regulator we have is marked B2. H1.9499 12… | ||
| Scan142 | Telegram requesting another B2H1 regulator and a reply to a letter regarding connections. | ||
| View original record | X6092 31.3.32. Venteria. Act. London. Send another B2H1 regulator Urgent Can you reply our letter 23rd instant regarding connections. West. Roycar. | ||
| Scan143 | Letter from C.A.V - Bosch regarding a Regulator model B2H1. | ||
| View original record | CONTRACTORS TO THE ADMIRALTY WAR OFFICE AIR MINISTRY INDIAN OFFICE G. P. O AND LEADING RAILWAYS CODE 6TH. EDITION A·B·C 5 LETTER X6092 COMMERCIAL VEHICLE MARINE & AIRCRAFT ELECTRICAL EQUIPMENT FUEL… | ||
| Scan144 | Letter to Messrs. C.A.V. - Bosch Ltd. accepting their offer to send a DBR dynamo for testing. | ||
| View original record | X6092. Hs/Wst.8/MA. April 1st, 1932. Messrs. C.A.V. - Bosch Ltd., Acton, London, W.3. Dear Sirs, In reply to your letter of the 31st, ult., ref H/JL, we should be pleased to take advantage of your… | ||
| Scan145 | Request to order a C.A.V. B2HL voltage regulator. | ||
| View original record | X6092 Roy/Ms. from Hs/Wst. Hs/Wst.2/AD5.4.32. C. A. V. B2HL VOLTAGE REGULATOR. Confirming our conversation and wire to the C.A.V.-Bosch Co., will you please order for us another of the above… | ||
| Scan146 | Causes of engine misfiring at slow speed and full throttle, focusing on ignition system resistance. | ||
| View original record | X6095 PN.5/WT6.4.32. S/W. Hs/Wst... from PN. Copy to Sg. E. By. Car Electrical Work. Ignition. Referring to R.1/M2.4.32. R. points out that it is only at slow speed, full throttle that the trouble of… | ||
| Scan147 | Letter to C.A.V. Bosch Ltd. confirming the direction of rotation for a DBR dynamo and regulator. | ||
| View original record | X6092. Hs/Wst.6/MA. April 6th, 1932. C.A.V. Bosch Ltd., Acton, London, W.3. Dear Sirs, With reference to your letter of the 5th, inst., ref H/JRA/BB with regard to the DBR dynamo and regulator you are… | ||
| Scan148 | On ignition, confirming the old coil was insufficient for the high compression 20/25 HP engine. | ||
| View original record | PN. from Hs/Wst. C. Sg. C. E. Rv. X6095 Hs/Wst.7/ADS.4.32. IGNITION - RE YOUR FNE/HTS.4.32. It is an experimental fact as you state, that the voltage to spark over a given plug gap increases… | ||
| Scan149 | Investigating low-speed misfiring, considering reducing spark plug gaps and the impact on slow running quality. | ||
| View original record | 86095 To R. From Hs. c. to E. By. c. to Sg. Wor. c. to PN. CHASSIS BATTERY IGNITION. With reference to the attached. The mis-firing at low speeds has been difficult to locate. On the last 25 HP. car… | ||
| Scan150 | Chassis battery ignition misfiring at low speeds and the improved performance of a new coil. | ||
| View original record | R. From Hs/Wst. c. to E. Hy. c. to Sg. Wor. c. to Pa. ---------------- Hs/Wst.7/MA.S. 4. 32. -------------------- CHASSIS BATTERY IGNITION. MISFIRING AT LOW SPEEDS. We thank you for your… | ||
| Scan151 | Spark plug gaps, misfiring issues, and the potential impact of tungsten contact points. | ||
| View original record | -2- HS/Wst.7/HA.8.4.32.cont'd. Whilst we agree that with smaller plug gaps the H.T. electric stresses are less we do feel that a plug gap below .020" will increase spark point erosion and make the… | ||
| Scan152 | The decision and process for testing a plain shunt dynamo on chassis 19-EX as an alternative to a Bosch regulated dynamo. | ||
| View original record | By. From Hs/Wst. c. By/Rd. c. E. X6092 Hs/Wst.2/MA.19. 4. 32. PLAIN SHUNT DYNAMOS. X6142 On Chassis 19-EX it was decided at the last minute that instead of fitting the Bosch regulated dynamo for a… | ||
| Scan153 | Experimental modifications and testing of plain shunt chassis dynamos and voltage regulators. | ||
| View original record | X6092 To Ey. From Hs/Wst. To E. c. to Ry/Rd. c. to Wor. HS/Wst.6/MA. 20.4.32. PLAIN SHUNT CHASSIS DYNAMOS. X6092 X6142 With a view to further progressing our experimental work on regulators for our… | ||
| Scan154 | Investigation and technical description of a C.A.V.-Bosch shunt wound dynamo and regulator. | ||
| View original record | To R. from Hs/Pgt. c. Fg. Wor. C. E. Da. Ce. Ev. BW. X6092 Hs/Pgt.1/AD27.4.32. X4562 C.A.V.-BOSCH SHUNT WOUND DYNAMO AND REGULATOR. We recently obtained a C.A.V.-Bosch shunt wound dynamo fitted with a… | ||
| Scan155 | Output performance test results for a machine and its regulator, including a comparison of different regulator types. | ||
| View original record | Hs/Pgt.1/AD27.4.32. contd. -2- OUTPUT PERFORMANCE. From running tests made on the bench, it was found that the machine was capable of giving an output under night running conditions, of 13.5 amperes… | ||
| Scan156 | Letter apologising for a delay regarding ignition parts for trial. | ||
| View original record | X6095. Hs/Wst.3/AD. April 27th, 1932. MR. G.R.N.Minchin, Messrs. Peto & Radford, 50, Grosvenor Gardens, London, S.W.1. Dear Mr. Minchin, I must apologise for not acknowledging your letter before but… | ||
| Scan157 | Letter from C.A.V - Bosch Ltd confirming arrangements to supply a B2 regulator as requested. | ||
| View original record | X6092. CONTRACTORS TO THE ADMIRALTY WAR OFFICE, AIR MINISTRY INDIAN OFFICE G. P. O AND LEADING RAILWAYS CODE 6TH. EDITION A·B·C 5 LETTER COMMERCIAL VEHICLE, MARINE & AIRCRAFT ELECTRICAL EQUIPMENT FUEL… | ||
| Scan158 | Sending copies of the patent specification for the latest Bosch chassis dynamo voltage regulator. | ||
| View original record | X6092. R. FromHs/Wst. Hs/Wst.2/MA.25.5.32. DYNAMO VOLTAGE REGULATORS. We are sending you herewith for your perusal copies of the Patent specification of the latest Bosch chassis dynamo voltage… | ||
| Scan159 | The dispatch of a loaned Mark II voltage regulating motor to R.A.E. Farnboro for examination. | ||
| View original record | X6092 D/BP. From Hs/Wst. c. to G/MT. Hs/Wst.4/MA.28.5.32. Will you please arrange to despatch to the R.A.E. Farnboro one Mark II voltage regulating motor. This has been on loan to us and is being… | ||
| Scan160 | Letter to the Royal Aircraft Establishment regarding issues with a 1000 Watt Dynamo voltage regulating motor. | ||
| View original record | X6092 C. to Rg. Hs/Wst.5/MA. May 28th, 1932. The Chief Superintendent, Royal Aircraft Establishment, Farnborough, Hants. 1000 Watt Dynamo voltage regulating motor. Dear Sirs, With further reference to… | ||
| Scan161 | Extract from minutes of a conference regarding the 20/25 dynamo position. | ||
| View original record | X6092 EXTRACT FROM MINUTES OF CONFERENCE AT DERBY May 31st, 1932. X6005 20/25 Dynamo Position. Hs. reported that the modified armature was on test and By. said that the cutting in speed was lower but… | ||
| Scan162 | Letter to Joseph Lucas Ltd. regarding the bulk supply of C.A.V.-Bosch regulators, separate from a dynamo. | ||
| View original record | X6092 Hs/Wst.2/AD. June 17th, 1932. Messrs. Joseph Lucas Ltd. Great King St. Birmingham. For the attention of Mr. Thacker. Dear Sirs, With reference to the C.A.V. type B.2 regulators which we have… | ||
| Scan163 | Letter from Joseph Lucas Limited acknowledging a query about C.A.V. Bosch Regulators. | ||
| View original record | REGISTERED OFFICES & GENERAL DEPT'S GREAT KING STREET, BIRMINGHAM LONDON OFFICE & SHOWROOMS 319, REGENT STREET, W. 1. JOSEPH LUCAS LIMITED ELECTRICAL DEPARTMENT WELL STREET BIRMINGHAM. TELEPHONE:… | ||
| Scan164 | Letter from Joseph Lucas Limited regarding the dispatch of a Dynamo and Voltage Regulator Control Board. | ||
| View original record | REGISTERED OFFICES & GENERAL DEPT'S GREAT KING STREET, BIRMINGHAM LONDON OFFICE & SHOWROOMS 319, REGENT STREET, W.1. X6092 TRADE MARK LUCAS 'KING OF THE ROAD' LAMPS LUCAS STARTING & LIGHTING EQUIPMENT… | ||
| Scan165 | Potential changes and improvements to the 25HP dynamo, including the implementation of vibrator control. | ||
| View original record | E. FROM R. x6092. R2/M14.7.32. C. to SG. WOR. BY. HS. DA. 25HP DYNAMO. X.6005 X.6092 Referring to your El/HP9732. we must never forget the fact that changes of standard cause the Administration… | ||
| Scan166 | The replacement of a C.A.V. Voltage Regulator on chassis 19-EX. | ||
| View original record | X6092 To RHC. from Hs/Wst. Hs/Wst.4/KT.13.8.32. VOLTAGE REGULATOR ON 19-EX. Will you please arrange for the C.A.V. Voltage Regulator on the above chassis to be removed as soon as possible, and… | ||
| Scan167 | Testing and potential adoption of a C.A.V. dynamo voltage regulator for the 40/50 chassis. | ||
| View original record | Roy. from Hs/Wst. C. E. X6092 Hs/Wst.3/AD2.9.32. C.A.V. DYNAMO VOLTAGE REGULATOR We have had on test for some time, one or two of the above units one of which we have been running in conjunction with… | ||
| Scan168 | Letter from Joseph Lucas Limited regarding the dispatch of a Regulator Resistance. | ||
| View original record | REGISTERED OFFICES & GENERAL DEP'TS GREAT KING STREET, BIRMINGHAM LONDON OFFICE & SHOWROOMS 319, REGENT STREET, W. 1. LUCAS "KING OF THE ROAD" LAMPS LUCAS STARTING & LIGHTING EQUIPMENT FOR CARS, LUCAS… | ||
| Scan169 | The supply and use of a C.A.V. Bosch B2 regulator with a Dynamo. | ||
| View original record | Copy To Hs/Wst. c to E. (crossed out) X6092. ROY11/MG20.9.32 Arising out of our recent discussion regarding the use of the C.A.V.Bosch standard B2 regulator to work in conjunction with our Dynamo,… | ||
| Scan170 | Testing and potential adoption of a C.A.V. Dynamo Voltage Regulator for the 40/50 chassis. | ||
| View original record | Roy. from Hs/Wst. C. E. Hs/Wst.3/AD2.9.32. C.A.V. DYNAMO VOLTAGE REGULATOR We have had on test for some time, one or two of the above units one of which we have been running in conjunction with a… | ||
| Scan171 | Order for four C.A.V. voltage regulators type B.2. | ||
| View original record | X6092 Roy. from Hs/Wst. c. Wor. c. By/RD. Hs/Wst.4/AD21.9.32. C. A. V. REGULATORS Will you please order for us to Order No.54870, 4 C. A. V. voltage regulators type B.2, for use in connection with… | ||
| Scan172 | Supply and pricing of B2 Regulators from the Lucas Company following a discussion with Hs/Wst. | ||
| View original record | X6092 To Hs. from ROY. [struck through: c. to E.] c. to Hs/Wst. ROY1/MG27.9.32 Following our recent discussion with Hs/Wst, the Lucas Company are prepared to supply their B2 Regulators for use with… | ||
| Scan173 | Fitting a voltage-regulated dynamo scheme on SG's car. | ||
| View original record | By. from Hs/Wst. c. Sg. c. Wor. X6092 Hs/Wst.1/AD27.9.32. VOLTAGE REGULATED DYNAMO ON SG'S CAR We wish to fit up Sg's car with the latest voltage controlled dynamo scheme consisting of an R.R. 40/50… | ||
| Scan174 | Letter to L. M. & S. Carriage and Wagon Dept. regarding a new patented system of voltage control for train lighting dynamos. | ||
| View original record | X6092 HS/Wst.3/AD. October 5th, 1932. Mr. Purvés, L. M & S. Carriage and Wagon Dept. Derby. Dear Sir, We understand that the L.M.& S. have obtained a new system of voltage control for the dynamos used… | ||
| Scan175 | Alterations for incorporating a vibrator regulator control in the 20/25 and other chassis. | ||
| View original record | X6092 To R. from E. E.6/HP.11.10.32. C. Sr. Wer. Hs. By. Ds. Vibrator Regulator 20/25 and other chassis. We have produced in By's electrical section two schemes D.Sch. 583 and D.Sch.585, of which… | ||
| Scan176 | Letter from the London Midland and Scottish Railway Company arranging a meeting to discuss a new controller. | ||
| View original record | 1-2/32. X6092 E.R.O. 45937. LONDON MIDLAND AND SCOTTISH RAILWAY COMPANY. Telephone— DERBY 1100. Ext.____ Telegrams— “PURVES, c/o BESLINE, DERBY.” CHIEF MECHANICAL ENGINEER'S DEPARTMENT, OFFICE OF… | ||
| Scan177 | Letter to the Assistant Chief Mechanical Engineer of L.M.&S. Railway Co. requesting a diagram and description of a new dynamo controller. | ||
| View original record | X6092 Hs/Wst.1/KT. Oct. 13th, 1932. Assistant Chief Mechanical Engineer, For Carriage & Waggons Office. L.M.&S. Railway Co. Derby. For the attention of Mr.Purves. Dear Sirs, We thank you for the… | ||
| Scan178 | Feedback on proposed alterations to the Chassis Dynamo Vibrator Regulator and a request for a specimen. | ||
| View original record | E. HS. } FROM R. BY. } x6092 RL/117.10.32. C. to SG. WOR. DA. CHASSIS DYNAMO VIBRATOR REGULATOR. Referring to E6/HP111032., D.sch.583. and 585., are approved. The alteration to the switch seems to… | ||
| Scan179 | Letter from the London Midland and Scottish Railway Company providing a diagram and description of the Wolverton type 'M.D' train lighting system. | ||
| View original record | 1-2/32. X6092 E.R.O. 45937. LONDON MIDLAND AND SCOTTISH RAILWAY COMPANY. Telephone— DERBY 1100. Ext. _____ Telegrams— "PURVES, c/o BESLINE, DERBY." CHIEF MECHANICAL ENGINEER'S DEPARTMENT, OFFICE OF… | ||
| Scan180 | Wiring, fittings and voltage control for the 'Peregrine II' project. | ||
| View original record | RHC. Hs/Wsr. WST X6092 BY/RD4/W.2-11-32. "Peregrine II". Wiring and Fittings : Voltage Control. When we fit a regulator unit to the dashboard we shall require a different layout of conduits. We have… | ||
| Scan181 | Potential improvements for vibrator control, including hermetic sealing and dynamo design considerations. | ||
| View original record | x6092. HS/WST. } FROM R. BY. } E. } R3/M.9.11.32. C. to SG. WOR. PN. re. VIBRATOR CONTROL. It has occurred to me that this might require to be carried on the car a certain way up owing to the rather… | ||
| Scan182 | Issues with dynamo commutator sparking at high speeds and proposed solutions. | ||
| View original record | X6092 R. From Ms/Wst. c.c. to By. c.c. to E. c.c. to Sg. c.c. to Wer. c.c. to BN. Hs/Wst.15/MA.21.11.32. VIBRATOR CONTROL. Answering your R.3/M.19.11.32., we have appreciated the point you refer to… | ||
| Scan183 | Internal request to order a C.A.V. type B2 dynamo voltage regulator for order number 54856. | ||
| View original record | X6044 Roy. From Hs/Wst. Hs/Wst.14/MA. 21.11.32. C.A.V. VOLTAGE REGULATOR. Will you please order for us to order No.54856 one C.A.V. type B2 dynamo voltage regulator. Hs/Wst. | ||
| Scan184 | Issues with engine vibration affecting a newly fitted C.A.V. constant voltage vibrator regulator. | ||
| View original record | Sg. from Hs/Wst. c. PN. X6044. Hs/Wst.10/ADL.12.32. RE : 58-GN. We have, as you are no doubt aware, fitted this car with a C.A.V. constant voltage vibrator regulator and we should be interested to… | ||
| Scan185 | Experimental work report on modifying a 40/50 plain shunt dynamo to improve its electrical performance and reduce high-speed sparking. | ||
| View original record | 86092 E. From Hs/Wst. c. By. Wor. c. Sg. Hs/Wst.1/KT.25.1.33. 40/50 DYNAMO FOR AUTOMATIC VIBRATOR CONTROL. We have carried out a considerable amount of experimental work with a 40/50 plain shunt… | ||
| Scan186 | Proposal for an experimental modification involving 20 SWG field winding to improve a machine. | ||
| View original record | correspondingly increased and the available space filled up with 20 SWG. field winding. We consider this will still further improve the machine and we should be glad if you will agree to an… | ||
| Scan187 | Instruction to remount a C.A.V. voltage regulator from vertical to horizontal on the 4.Per.II chassis. | ||
| View original record | 86044 RHC. From Hs/Wst. Hs/Wst.1/MA.23.2.33. C.A.V. VOLTAGE REGULATOR UNIT ON 4.Per.II. This unit has been mounted vertically on the dash on 4.Per.II and we are informed by the C.A.V. Co. that if… | ||
| Scan188 | Proposing a new switchbox and discussing vibrator control for dynamos. | ||
| View original record | E. } FROM R. HS/WST. } X6044 R1/M28.2.33. C. to SG.WOR.PN. CAR WORK ELECTRICAL EQUIPMENT. X3374. PROPOSED ENTIRELY NEW SWITCHBOX. I should not make a new one until we have a more definite programme.… | ||
| Scan189 | Adoption of vibrator control and related issues with dynamo failures on experimental chassis. | ||
| View original record | WST 86092 To R. from E. See E.1/HP.1.3.33. c.c. Eg. Wor. TN. Hs/Wst. re Vibrator Control. Replying to your memo N.1/M.28.2.33, every effort is being made to adopt vibrator control, but we have never… | ||
| Scan190 | Proposed fitting and testing of vibrator-controlled dynamos for various chassis models. | ||
| View original record | x6092 R. From Hs/Wst. c. to Sg. c. to Wor. c. to L. c. to Da. c. to Hdy. c. to My. Hs/Wst.2/MA.3.3.33. POSITION OF VIBRATOR CONTROLLED DYNAMOS FOR R.R. CHASSIS. As it is proposed to fit the 40/50 size… | ||
| Scan191 | Difficulties and experiments related to commutator sparking in a dynamo at high speeds. | ||
| View original record | -2- Hs/Wst.2/MA.3.3.33. Cont'd. Our main difficulty which has taken us some considerable time to surmount has been to reduce the commutator sparking at high speeds with full output (as distinct from… | ||
| Scan192 | Visit to Messrs. Lucas to discuss the fitting of C.A.V. voltage regulators to R.R. dynamos. | ||
| View original record | x6044 R. From Hs/Wst. c.c. to Sg. c.c. to Sor. c.c. to R. c.c. to Da. c.c. to Hsy. c.c. to By. VISIT TO MESSRS. LUCAS REGARDING C.A.V. REGULATORS ON R.R. DYNAMOS. We visited Messrs. Lucas yesterday in… | ||
| Scan193 | Shunt dynamo performance, commutation sparking, and the required change in ammeter type. | ||
| View original record | -2- Hs/Wst.1/MA.3.3.33. Cont'd. ready on production there should be no difficulty in obtaining regulators adjusted to suit our conditions. We raised with them the question of the commutation of shunt… | ||
| Scan194 | Voltage regulator units, requesting production instructions following successful tests and units for experimental cars. | ||
| View original record | From Hs/Wst. x6044 Hs/Wst.6/MA.3.3.33. VOLTAGE REGULATOR UNITS. As our tests are now proceeding satisfactorily with the shunt dynamos, and regulators. We shall be glad if you will issue instructions… | ||
| Scan195 | Experiments and requirements for a 40/50 and Bensport shunt dynamo for vibrator control. | ||
| View original record | 56092 By/Rd. From Hs/Wst. c. to E. c. to Wor. Hs/Wst. 8/MA.4.3.33. 40/50 AND BENSPORT SHUNT DYNAMO FOR VIBRATOR CONTROL. As reported in our Hs/Wst.1/KT.25.1.33., we have carried out experiments with a… | ||
| Scan196 | Insufficient battery charging in car 58-GN following the experimental fitting of a Vibrator Control. | ||
| View original record | WST 86092 To E. from Sg. Copy to Wor. Hs. EX.PN. re Vibrator Control. Sg2/E8.3.33 You will remember that this was fitted to 58-GN at the end of last November. I thought you would be interested to have… | ||
| Scan197 | Letter requesting a meeting to discuss the servicing of voltage vibrator controlled dynamos on chassis and buses. | ||
| View original record | x6092 Hs/Wst.3/MA. March 10th., 1933. W.G.Iden Esq., 20 Victoria Street, London, W.C.1. Dear Mr.Iden, We understand that you have now had a lot of experience with voltage vibrator control both on your… | ||
| Scan198 | The dynamo and voltage regulator for the 10,000 miles test car 18.G4. | ||
| View original record | 86092. RHC. From Hs/Wst. Hs/Wst.5/MA.10.3.33. DYNAMO ON 10,000 MILES TEST CAR 18.G4. The dynamo on this car is to be of the vibrator control type, we shall be glad therefore if you will put in hand a… | ||
| Scan199 | Request to dispatch a C.A.V. voltage regulator unit to Lucas Ltd. for testing. | ||
| View original record | x6044 D/BP. From Hs/Wst. c. to Roy/MS. c. to G/MT. Hs/Wst.7/MA.10.3.33. Will you please arrange to despatch to Messrs. Lucas Ltd., for the attention of Mr. E.A.Watson one C.A.V. voltage regulator unit… | ||
| Scan200 | Instructing the Experimental Department to build two Bensport chassis with specific vibrator control dynamos. | ||
| View original record | 86092 RHC. From Hs/Wst. Hs/Wst.1/MA.10.3.33. NEXT TWO EXPERIMENTAL BENSPORT CHASSIS. The D.O. have instructed three 40/50HP. dynamos arranged for vibrator control, two for Bensport i.e. with the shaft… | ||
| Scan201 | Issues with the battery-dynamo vibrator control on car 58-GN. | ||
| View original record | 86092 Sg...from PN. Copy to Hs/Wst. PN.4/WT10.3.33. Vibrator Control 58-GN. I fear that the fitting of this method of battery-dynamo control has been rather a waste of time on this car, for the… | ||
| Scan202 | Charging issues related to a vibrator control and dynamo on car 58 GN. | ||
| View original record | To PN. from Hs/Wst. c. Sg. File Hs/Wst.1/MS.13.3.33. 86092 Vibrator Control - 58 GN. It is not strictly true to state that the fitting of vibrator control to 58 GN. has been "a waste of time" because… | ||
| Scan203 | Issues with a vibrator control system, battery charging, and sulphation. | ||
| View original record | 86092 To FN. from E. c. Sg. for. Hx. By. Hx/Wst. E.1/HP.13.3.33. re Vibrator Control. With regard to the point raised by By. at the conference of Thursday, March 9th, I think the trouble experienced… | ||
| Scan204 | Investigation into a potential dynamo fault on car 58-GN, comparing it to the correctly functioning Peregrine. | ||
| View original record | - 2 - E.1/HP.13.3.33. ---------- it is important to find out the cause. It is understood that the installation on 58-GN was somewhat hurried, and it is not known what charging current was shown on the… | ||
| Scan205 | Order for three C.A.V. Bosch regulators with specific operating parameters. | ||
| View original record | x6044. Roy/MS. From Hs/Wst. Hs/Wst.3/MA.13.3.33. C.A.V. REGULATORS. Will you please order for us from the C.A.V.-Bosch Ltd., 3 (three) C.A.V. Bosch regulators to the type B2H1, to the following… | ||
| Scan206 | Instruction to run a 10,000-mile test on component 18.G4 with a vibrator controlled dynamo, requiring the removal of the magneto. | ||
| View original record | 8609.2 RHC. From Hs/Wst. Hs/Wst.2/MA.14.3.33. 18.G4. WITH VIBRATOR CONTROL. It has been agreed to run 18.G4. without a magneto for the next 10,000 mile test as the vibrator controlled dynamo to be… | ||
| Scan207 | Technical memorandum discussing the design of a dynamo's vibrator control, focusing on winding configurations and commutator performance. | ||
| View original record | 86092 Hs/WST. } FROM R. E. C. to SG. WOR. BY. PN. R5/M10.3.33. Sent off 14.3.33. VIBRATOR CONTROL. I am pleased to hear that you are making some progress as regards vibrator control and dynamo. In one… | ||
| Scan208 | Confirming a telephone call about arranging a car for work on the Vibrator Control. | ||
| View original record | WST 86092 S/W. Hs/Wst...from PN. PN.2/WT14.3.33. Confirming my telephone call this afternoon, you have can have Sg's car - 58-GN on Thursday next at Lillie Hall in connection with your work on the… | ||
| Scan209 | Letter from the Eastern National Omnibus Co. Ltd. discussing the dynamos and regulators used in their fleet. | ||
| View original record | Form 171A. x6092 4693 TELEPHONE: CHELMSFORD 1031. TELEGRAMS: NATIONAL CHELMSFORD. THE EASTERN NATIONAL OMNIBUS CO., LTD. HEAD OFFICE: NEW WRITTLE STREET CHELMSFORD. CHIEF DEPOTS: BEDFORD, CHELMSFORD,… | ||
| Scan210 | Page 2 of a letter from an omnibus company discussing repair costs and dynamo/battery maintenance experiences. | ||
| View original record | Form 171A. TELEPHONE: CHELMSFORD 1031. TELEGRAMS: NATIONAL CHELMSFORD. THE EASTERN NATIONAL OMNIBUS CO., LTD. HEAD OFFICE: NEW WRITTLE STREET CHELMSFORD. CHIEF DEPOTS: BEDFORD CHELMSFORD CLACTON… | ||
| Scan211 | Letter from The Eastern National Omnibus Co., Ltd. regarding battery charging and lamp bulb performance. | ||
| View original record | Form 171A. TELEPHONE: CHELMSFORD 1031. TELEGRAMS: NATIONAL CHELMSFORD. THE EASTERN NATIONAL OMNIBUS CO., LTD. HEAD OFFICE: NEW WRITTLE STREET CHELMSFORD. CHIEF DEPOTS: BEDFORD CHELMSFORD CLACTON… | ||
| Scan212 | Insufficient charging issue on car 58-GN, caused by a faulty C.A.V. regulator. | ||
| View original record | 86092. PN. From Hs/Wst. C. to Sg. C. to JLE. Hs/Wst.2/MA.17.3.33. Re: VIBRATOR CONTROL ON 58-GN. We tried this car yesterday at Lillie Hall and found out that the trouble complained of i.e.… | ||
| Scan213 | Analysis of vibrator-controlled dynamo system performance on chassis, based on different customer driving habits and electrical loads. | ||
| View original record | 6092 Ag. From Hs/Tst. C. to Hcr. C. to PH. C. to By. C. to R. C. to EP. C. to Cx. C. to Mx. Hs/Tst.6/WA.17.3.33. VIBRATOR CONTROLLED DYNAMO SYSTEMS ON R.R. CHASSIS. In considering the performance of a… | ||
| Scan214 | Analysis of dynamo performance and electrical load requirements for various chassis models. | ||
| View original record | -2- Cont'd. Instrument board lights (4 watt) .75 ampere. Battery ignition 1.25 ampere. ___________ Total 14.5 amperes. If it is assumed that the car will not be driven faster than say 60 M.P.H. with… | ||
| Scan215 | Comparison of a third brush dynamo with a vibrator controlled dynamo, outlining its advantages. | ||
| View original record | -3- Ha/Wst.6/W./17.3.33. Cont'd. These are conditions the third brush dynamo did not fulfil as it did not give a high rate of charge when it should have done at low battery voltages, it had a high… | ||
| Scan216 | Letter regarding issues with constant voltage dynamos, specifically sparking on the commutator at high speeds. | ||
| View original record | x6092. Hs/Wst.3/MA. March 17th., 1933. The Eastern National Omnibus Co.Ltd., Anchor Works, Chelmsford. For the attention of Mr. W.J.Morrison. Dear Sirs, We beg to thank you for your letter of the… | ||
| Scan217 | Explaining experiments with series turns on shunt dynamos to suppress sparking at high speeds. | ||
| View original record | 86092 From Hs/Wst. D. to Sge C. to Eor. C. to W.Hy. B. to PMR Hs/Wst.2/MA.18.3.33. VIBRATOR CONTROLLED DYNAMOS. Re. R.5/M.10.3.33. We ought to explain more fully our reason for trying a few series… | ||
| Scan218 | Letter from an omnibus company regarding their experience with dynamo commutator sparking at high speeds. | ||
| View original record | Form 171A. x6092 .4800 TELEPHONE: CHELMSFORD 1031. TELEGRAMS: NATIONAL CHELMSFORD. THE EASTERN NATIONAL OMNIBUS CO., LTD. HEAD OFFICE: NEW WRITTLE STREET CHELMSFORD. DIRECTORS: F. P. ARNOLD. C.V.O.,… | ||
| Scan219 | Page two of a letter from The Eastern National Omnibus Co., Ltd. regarding a machine's maintenance over three years. | ||
| View original record | Form 171A. TELEPHONE: CHELMSFORD 1031. TELEGRAMS: NATIONAL CHELMSFORD. THE EASTERN NATIONAL OMNIBUS CO., LTD. HEAD OFFICE: NEW WHITTLE STREET CHELMSFORD. DIRECTORS: F. P. ARNOLD. C.V.O., C.B.E. JOHN… | ||
| Scan220 | Fault with a vibrator controlled dynamo system that failed to charge correctly. | ||
| View original record | x6092. S/W To Hs/Wst from Sg. re Vibrator Controlled Dynamo Systems. Referring to Hs/Wst.2/MA.17.3.33 and Hs/Wst.6/MA.17.3.33, I have noted with interest all you say in the former memo, relative to… | ||
| Scan221 | Failure and incorrect mounting of a voltage regulator in the Vibrator Control Dynamo System for car 58-GN. | ||
| View original record | 86092 To Sg. from Hs. c. to Wor. HS.9/KT.30.3.33. VIBRATOR CONTROL DYNAMO SYSTEM. Replying to Sg4/E29.3.33. I have discussed this matter with Wst. The real trouble with the failure of the voltage… | ||
| Scan222 | The testing of a newly fitted vibrator control and dynamo on car 58-GN. | ||
| View original record | 86092 To Sg. from Hs/Wst. c. Wor. PN. Hs/Wst.17/KT.3.4.33. VIBRATOR CONTROL ON 58-GN. We have now fitted up this car with the latest dynamo and with the regulator mounted correctly. The scheme has… | ||
| Scan223 | The deletion of the ammeter on the chassis and the implications for checking dynamo function. | ||
| View original record | WST 86092 To R. from E. c. Sg. Mor PN. Hs. By Da [crossed out] E.7/HP.3.4.33. 86132 Deletion of ammeter on chassis. Referring to Hs/Wst.3/KT.29.3.33, although it is agreed the ammeter may be the cause… | ||
| Scan224 | Request to issue experimental drawings for fitting a vibrator regulated dynamo system to a Bensport chassis. | ||
| View original record | x6092 By/RD. From Hs/Wst c. to E. Hs/Wst.2/MA.20.4.33. x6044. FITTING OF VIBRATOR REGULATED DYNAMO SYSTEM TO BENSPORT CHASSIS. We should be glad if you will arrange to issue experimental drawings and… | ||
| Scan225 | Specification for the 40/50 shunt dynamo and C.A.V. regulator for the Bensport chassis. | ||
| View original record | xloccu. By/RD. From Hs/Wst. c. to E. Hs/Wst.2/MA.29.4.33. x642. x6044. 40/50 SHUNT DYNAMO AND C.A.V. REGULATOR FOR BENSPORT CHASSIS. The specification of the winding quantities of the 40/50 dynamo for… | ||
| Scan226 | Endurance test results for Lucas and Bosch vibrator controlled dynamos. | ||
| View original record | E. From Hs/Wst. c. to Wor. d. to Sg. c. to By. c. to PN. x 6092 Hs/Wst.5/MA.2.5.33. x4562 x6100 ENDURANCE TESTS OF LUCAS AND BOSCH VIBRATOR CONTROLLED DYNAMOS. We have recently run on the high speed… | ||
| Scan227 | Requesting an update on the standardization of the Vibrator Control component. | ||
| View original record | x6092. Hs/Wst. Wor.4/M5.5.33. x6/42 Re: Vibrator Control. -------------------------- In March there was quite a deal of correspondence relative to the above, and we understood early in March that new… | ||
| Scan228 | Status of vibrator-controlled dynamos for various chassis. | ||
| View original record | x6092. Wor. From Hs/Wst. Hs/Wst.1/MA.8.5.33. x6142. Re. VIBRATOR CONTROL. Answering your Wor.4/M5.5.33., the position of vibrator controlled dynamos for our chassis is as follows:- Bensport. The first… | ||
| Scan229 | High-speed endurance test of a vibrator-controlled dynamo for 40/50 and Bensport models. | ||
| View original record | E. From Hs/Wst. c. to By. c. to Wor. c. to Sg. x6092 Hs/Wst.2/MA.22.5.33. VIBRATOR CONTROLLED DYNAMOS FOR 40/50 AND BENSPORT. We have recently completed a high speed endurance test on one of the above… | ||
| Scan230 | Query regarding test results for a vibrator control dynamo, specifically concerning temperature rise and current output limits. | ||
| View original record | S/W. Hs/Wst. Copy to Sg. Wor. WST 86092 PN.6/WT24.5.33. Vibrator Control Dynamo for 40/50 H.P. and Bentley. Referring to your Hs/Wst2/MA22.5.33 I conclude this test referred to your record one of the… | ||
| Scan231 | The performance and temperature testing of vibrator controlled dynamos on Bentley chassis. | ||
| View original record | 86092 PH. From Hs/Wst. c. to Sg. Wor. c. to E. By. Hs/Wst.5/MA.26.5.33. VIBRATOR CONTROLLED DYNAMOS 40/50 AND BENTLEY CHASSIS. Answering your PN.6/WT.24.5.33., we do not anticipate that the dynamo… | ||
| Scan232 | Letter to Joseph Lucas & Co. Ltd. requesting a technical representative visit regarding the C.A.V. Type B2 Voltage Regulator. | ||
| View original record | x6044 Hs/Wst,10/MA. June 10th., 1933. Messrs. Joseph Lucas & Co.Ltd., Well Street, Birmingham, 19. Dear Sirs, C.A.V. Type B2 Voltage Regulator. In connection with the above regulators which we are now… | ||
| Scan233 | Letter from Joseph Lucas Limited regarding the loan of a Portable High Tension Voltmeter for evaluation. | ||
| View original record | REGISTERED OFFICES & GENERAL DEP'TS GREAT KING STREET, BIRMINGHAM LONDON OFFICE & SHOWROOMS 319, REGENT STREET, W.1. Handwritten: 26044 JOSEPH LUCAS LIMITED ELECTRICAL DEPARTMENT WELL STREET… | ||
| Scan234 | Follow-up letter to Joseph Lucas Ltd. regarding C.A.V. Type B2 Voltage Regulators. | ||
| View original record | x6044 Hs/Wst.3/MA. June 19th., 1933. Messrs. Joseph Lucas Ltd., Well Street, BIRMINGHAM, 19. C.A.V. Type B2 Voltage Regulators. Dear Sirs, We regret that we have not received any acknowledgement or… | ||
| Scan235 | Letter to Joseph Lucas Co. Ltd. enclosing a blueprint for a voltage regulator arrangement. | ||
| View original record | x6044. Hs/Wst.8/MA. July 11th., 1933. Messrs. Joseph Lucas Co. Ltd., Well Street, Birmingham, 19. For the attention of Mr.C.E.Robinson.(Laboratory.) Dear Sir, Confirming our telephone conversation we… | ||
| Scan236 | Technical memo detailing the implementation of a vibrator control system for the Phantom II, including changes to the distribution board, dynamo, and switchbox. | ||
| View original record | 86092. To-Hr. from E. c. Sg. Ser. By. Gx. Jft. RHC. Wx. EP. Ha/Tat. Wy/AG, E.6/HP.25.7.33. Phantom 2 - Vibrator Control. It is important that 27-EX. chassis when it leaves for France should be fitted… | ||
| Scan237 | Details on the ignition warning light and instrument board arrangement for the 20/25 type vehicle. | ||
| View original record | - 2 - E.6/HP.26.7.33. There will be an ignition warning light incorporated in the 20/25 type of patch and the cutout will be on the positive instead of the negative side, similar to the arrange-ment… | ||
| Scan238 | Pencil sketch of the instrument board for a 40/50 model. | ||
| View original record | STARTER CLOCK SPEEDO STARTER CARB. 40/50 INSTRUMENT BOARD H SET S SET OFF M B OFF | ||
| Scan239 | Combined mounting for the voltage regulator and distribution box on the Phantom II dashboard. | ||
| View original record | 86092. To BY. from E/JNR. E/JNR.5/HP.27.7.33. c. Hs. re Phantom 2. We send you herewith: LeC.3584 Combined Mounting for the voltage regulator and distribution box on the dashboard. E/JNR. | ||
| Scan240 | Standardisation and fitting of the Phantom II Vibrator Control. | ||
| View original record | 86092. E. From Hs/Wst. c. to Sg. c. to Wor. c. to By. Hs/Wst.4/WA.28.7.33. PHANTOM II VIBRATOR CONTROL. With reference to E.6/HP.25.7.33.. we note in the first paragraph that you refer to a 10,000… | ||
| Scan241 | Issues with a new C.A.V. regulator for Bensport chassis, recommending continued use of the older model. | ||
| View original record | x6044 By. From Hs/Wst. c. to By/RD. Hs/Wst.4/MA.29.8.33. C.A.V. REGULATORS FOR BENSPORT, CHASSIS. We have now received one of the new regulators type B2J1 having three series turns instead of the 3… | ||
| Scan242 | Performance of test armatures for a Bensport and 40/50 HP dynamo. | ||
| View original record | S/W. Hs/Wst..from PN. Copy to Wor. C. E. By. Da. x6044 PN.3/WT15.9.33 Bensport and 40/50 H.P. dynamo for use with C.A.V. Vibrator Regulator. Referring to your Hs/Wst.3/MA14.9.33 as was to be expected,… | ||
| Scan243 | Bench tests for the Bensport and 40/50 dynamo, detailing output loss at high speeds. | ||
| View original record | x6044. Wor. From Ha/Wst. c. to C. c. to E. By. c. to PH. Da. Ha/Wst.3/HA.14.9.33. BENSPORT AND 40/50 DYNAMO FOR USE WITH C.A.V. VIBRATOR REGULATOR. Further to our report ref. Ha/Wst.7/KT. 28.8.33 we… | ||
| Scan244 | Experiments to reduce excessive iron loss in armature cores using pre-slotted plates and Stalloy material. | ||
| View original record | -2- Hs/Est.3/NA.14.9.33. Cont'd. Our opinion has all along been that this excessive iron loss is due to our practice of milling the winding slots in the armature after assembling the core of round… | ||
| Scan245 | Conclusion of a test report on dynamo armature improvements and high-speed performance. | ||
| View original record | -3- Hg/Wat.3/WA.14.9.33. Cont'd. This increase is very small in view of the much improved high speed performance of the machine. The other armature tried had plates of "Lohys" iron. "Lohys" has a… | ||
| Scan246 | Clarifying the reasons for using a specific wire gauge in the 40/50 HP dynamo with a C.A.V. vibrator regulator. | ||
| View original record | 86044 PN. From Hs/Wst. c. to Wor. c. to E. c. to By. c. to Da. Hs/Wst.2/MA.19.9.33. BENSPORT AND 40/50 HP. DYNAMO FOR USE WITH C.A.V. VIBRATOR REGULATOR. Referring to your PN.3/WT15.9.33 in the second… | ||
| Scan247 | Letter to Joseph Lucas Ltd. confirming a telephone conversation regarding the cost of a C.A.V. regulator. | ||
| View original record | 6044. Hs/Wst.10/MA. 19th., September 1933. Messrs.Joseph Lucas Ltd., Great King Street, Birmingham, 19. For the attention of Mr.W.E.Robinson. Dear Sir, We confirm our telephone conversation of this… | ||
| Scan248 | Excessive cost of a C.A.V. Voltage Regulator. | ||
| View original record | 86044. Roy. From Hs/Wst. c. to Wor. Hs/Wst.11/MA.19.9.33. C.A.V. VOLTAGE REGULATOR. We should be glad if you will take up with Mr.Oliver Lucas the question of the cost of the above unit. We are of the… | ||
| Scan249 | Standardisation of a Type B2 Constant Voltage Vibrator Regulator for a chassis. | ||
| View original record | RR 755 (10H) (30405, 21-4-32) BM. 3/8382/4. X6092 COMPLETED 28.9.33. STANDARDISATION of CHASSIS PARTS. Description of Parts. R.R. SHORT DYNAMO CONTROLLED BY C.A.V. TYPE B2 CONSTANT VOLTAGE VIBRATOR… | ||
| Scan250 | Standardisation document for chassis parts for the R.R. Bentley 4.25 Litre Chassis. | ||
| View original record | STANDARDISATION of CHASSIS PARTS No. X Drawing No. Part List. Description of Parts TYPE R.R. BENTLEY 4.25 LITRE CHASSIS The number of the first chassis on which the new part will be fitted.........… | ||
| Scan251 | Request to send an official order to Messrs. Lucas for a type of regulator to be kept for further testing. | ||
| View original record | 86044. Roy. From Hs/Wst: Hs/Wst.1/MA.13.10.33. Regarding the attached note will you please arrange to send an official order to Messrs. Lucas for this type regulator which we have now decided to keep… | ||
| Scan252 | Description of the C.A.V. Dynamo Voltage Regulator for the 40/50 and Bentley Chassis. | ||
| View original record | 86044 By/NHW. From Hs/Wst. c.c. to Cx. Hs/Wst.1/MA.18.10.33. C.A.V. DYNAMO VOLTAGE REGULATOR ON 40/50 AND BENTLEY CHASSIS. We attach herewith some notes on the above for your guidance in connection… | ||
| Scan253 | Servicing instructions and fault diagnosis for a regulator. | ||
| View original record | -2- Hs/Wst.1/MA.18.10.33. Cont'd. Servicing. This regulator is sealed and in the event of suspected failure should not be readjusted or interfered with in anyway. It should be removed intact from the… | ||
| Scan254 | Characteristics of a new dynamo-battery charging arrangement for Bentley and 40/50 chassis. | ||
| View original record | 66044. E. From Hs/Wst. c. to Bn. Wor. c. to PN. EP. c. to By. CHARACTERISTICS OF NEW DYNAMO-BATTERY CHARGING ARRANGEMENTS ON BENTLEY AND 40/50 USING C.A.V. REGULATOR. We send you herewith curves… | ||
| Scan255 | Graph showing the relationship between battery voltage, dynamo voltage, charging current, and specific gravity over time. | ||
| View original record | CURVES SHOWING RELATION BETWEEN BATTERY AND DYNAMO VOLTAGE WITH FALL IN CHARGING CURRENT ON A G.G.L.O.II S.G. DAGENITE BATTERY CHARGED BY A SHUNT DYNAMO CONTROLLED BY A C.A.V. REGULATOR. LEGEND:… | ||
| Scan256 | Confirming that seven copies of requested blueprints have been sent. | ||
| View original record | 86044. BT. (Sales) From Hs/Wst. Hs/Wst.5/MA.30.10.33. With reference to BT6/MC.27.10.33 we are sending you as requested seven copies of the blue prints referred to. Hs/Wst. | ||
| Scan257 | Specification for production testing of a C.A.V. shunt dynamo regulator unit for Bentley and 40/50 chassis. | ||
| View original record | 86044. By. From Hs/Wst. c. to Sft/Mr.Brock. Hs/Wst.2/MA.31.10.33. SPECIFICATION PRODUCTION TEST FOR C.A.V. SHUNT DYNAMO REGULATOR UNIT ON BENTLEY AND 40/50 CHASSIS. We send you herewith a copy of the… | ||
| Scan258 | Specification of production tests for a C.A.V. shunt dynamo regulator unit. | ||
| View original record | SPECIFICATION OF PRODUCTION TESTS FOR C.A.V. SHUNT DYNAMO REGULATOR UNIT. Type B2H1. For use with large shunt dynamo on Bentley 3 1/2 litre chassis & Rolls-Royce 40/50 chassis. -----------------… | ||
| Scan259 | Installation and testing procedures for a regulator unit on a chassis. | ||
| View original record | -2- The location of the regulator on its base, and that of the base on the dashboard of the chassis, must be such that when in its final position, the regulator is not more than 15° from the… | ||
| Scan260 | Test procedure for a dynamo and regulator, detailing output specifications at various voltages and speeds. | ||
| View original record | -3- indicated probably by a fall in the terminal voltage and a flickering of the instrument needle. The speed of the dynamo shall then be varied up to 5,000 R.P.M. At all speeds above the minimum… | ||
| Scan261 | Voltage and amperage output specifications with a note on observing ammeter needle oscillation. | ||
| View original record | -4- (1) O.C. volts 15.2 to 16.2 volts. (2) Output at 13.0 volts. 11.0 to 14.0 amperes. (3) Output at 15.0 volts 2.0 to 8.0 amperes. Note. The standard chassis ammeter specified above, is for the… | ||
| Scan262 | Request to despatch a C.A.V. type B2H1 regulator to Messrs. Joseph Lucas Ltd. for examination and adjustment. | ||
| View original record | 86044. D/BP. From Hs/Wst. c. to G/MT. Hs/Wst.4/MA.31.10.33. Will you please despatch to Messrs.Joseph Lucas Ltd., Great King Street, Birmingham, 19. for the attention of Mr.Robinson (Laboratory) one… | ||
| Scan263 | Letter to Joseph Lucas Ltd. regarding proposed tests and a faulty C.A.V. Regulator. | ||
| View original record | 86044 Hs/Wst.3/MA. 31st October, 1933. Messrs.Joseph Lucas Ltd., Great King Street, Birmingham, 19. For the attention of Mr.Robinson (Laboratory.) Dear Sir, We are sending you, attached herewith copy… | ||
| Scan264 | Follow-up letter to Messrs. Joseph Lucas Ltd. regarding C.A.V. Regulators. | ||
| View original record | 6044 Hs/Wst.7/MA. 21st November, 1933. Messrs.Joseph Lucas Ltd., Great King Street, Birmingham, 19. C.A.V. Regulators. Dear Sirs, We regret that we have not received a reply to our letter of the 31st… | ||
| Scan265 | Letter from Joseph Lucas Research Laboratories regarding a defective voltage regulator with a fractured porcelain insulator. | ||
| View original record | TRADE MARK 86044. THE JOSEPH LUCAS RESEARCH LABORATORIES TELEGRAMS: "LUCAS, BIRMINGHAM" GREAT KING STREET WHEN REPLYING PLEASE REFER TO TELEPHONE: NORTHERN 5201 (12 Lines) BIRMINGHAM 19 CER/W. WST… | ||
| Scan266 | Letter from Joseph Lucas Ltd. arranging the replacement of a faulty regulator. | ||
| View original record | F/go JOSEPH LUCAS LTD., PAGE 2. DATE 22.11.33. To Messrs.Rolls Royce Ltd., DERBY. We are arranging for a new regulator to be sent to you immediately to replace the one which has given trouble. Please… | ||
| Scan267 | Letter to Joseph Lucas Ltd. regarding a regulator exceeding specification limits. | ||
| View original record | 86044. Hs/Wst.2/MA. 7th December, 1933. Messrs.Joseph Lucas Ltd., Great King Street, Birmingham, 19. For the attention of Mr.C.E.Robinson. Dear Sir, With reference to your letter of the 22 nd. ultimo… | ||
| Scan268 | Letter from Joseph Lucas Research Laboratories discussing regulator current requirements and performance. | ||
| View original record | 86044. TRADE MARK THE JOSEPH LUCAS RESEARCH LABORATORIES TELEGRAMS: "LUCAS, BIRMINGHAM" GREAT KING STREET WHEN REPLYING PLEASE REFER TO CER/W. TELEPHONE: NORTHERN 5201 (12 Lines). BIRMINGHAM 19 8th… | ||
| Scan269 | Letter to Joseph Lucas Research Laboratories regarding a faulty voltage regulator. | ||
| View original record | 86044. Hs/Wst.8/MA. 29th December, 1933. Messrs.Joseph Lucas Research Laboratories, Great King Street, Birmingham, 19. For the attention of Mr.C.E.Robinson. Dear Sir, You will remember some time ago… | ||
| Scan270 | Letter from Joseph Lucas Research Laboratories regarding the examination of regulator B.2.H.1 No.20855. | ||
| View original record | THE JOSEPH LUCAS RESEARCH LABORATORIES TRADE MARK 86044. TELEGRAMS: "LUCAS, BIRMINGHAM" TELEPHONE: NORTHERN 5201 (12 Lines). GREAT KING STREET BIRMINGHAM 19 WHEN REPLYING PLEASE REFER TO CER/W. 15th… | ||
| Scan271 | Request to return a faulty C.A.V. Voltage Regulator to Messrs. Joseph Lucas Research Laboratories for investigation. | ||
| View original record | 86044 Roy. From Hs/Wst. c. to G/MT. c. to D/BP. Hs/Wst.9/MA.29.12.33. Will you please return to Messrs.Joseph Lucas Research Laboratories marked for the special attention of Mr.C.E.Robinson, one… | ||
| Scan272 | Letter from Joseph Lucas Research Laboratories concerning the repair and endurance testing of a returned regulator unit. | ||
| View original record | TRADE MARK 86044. THE JOSEPH LUCAS RESEARCH LABORATORIES TELEGRAMS: "LUCAS, BIRMINGHAM" GREAT KING STREET BIRMINGHAM 19 WHEN REPLYING PLEASE REFER TO WC/W. TELEPHONE: NORTHERN 5201 (12 Lines). WST… | ||
| Scan273 | Investigation into the failure of a C.A.V. vibrator regulator, which was caused by incorrect wiring. | ||
| View original record | 86044 Mx. From Hs/Wst. c. to By c. to Sft. Hs/Wst.2/MA.16.3.34. We have been investigating the failure of a C.A.V. vibrator regulator which was reported faulty from the Test Dept., the regulator… | ||
| Scan274 | Order request for three experimental Lucas-C.A.V. dynamovoltage regulators. | ||
| View original record | x6044. Roy. From Hs/Wst. Hs/Wst.4/MA.18.9.34. EXPERIMENTAL LUCAS-C.A.V. VOLTAGE REGULATOR. Please order for us to order No.54101 three of the above dynamovoltage regulators type B.2 CJ1. Hs/wst. | ||
| Scan275 | Standardisation of parts record for a Lucas-C.A.V. Voltage Regulator. | ||
| View original record | RR 755A (SH) (57394. 30-1-34) BM 3/787/1. COMPLETED 20.9.34. 20/25 STANDARDISATION OF PARTS. Description of Parts: LUCAS-C.A.V. VOLTAGE REGULATOR TO D.100467. Origin: FOR VOLTAGE CONTROLLED SYSTEM OF… | ||
| Scan276 | Cover sheet referring to a standardisation sheet. | ||
| View original record | See standardisation sheet X.No.6037 | ||
| Scan277 | Complaint from H.R.H. The Duke of Kent about his Bentley's battery and charging system. | ||
| View original record | Hs. c to DY. c to WOr. WST 16092. See me Hd/SB10/HR.27.10.34. re BENTLEY CHASSIS NO. B.45-AE. H.R.H. THE DUKE OF KENT. ------------------------ As we have already reported, His Royal Highness has… | ||
| Scan278 | Blueprint for a new dynamo battery charging arrangement and requesting further copies for distribution. | ||
| View original record | WST v6044. W. Hs/Wst. Bt6/MC27.10.33 Was very interested in your memo no. Hs/Wst4/MA25.10.33 with blue print and I think that this will be of service to myself and other Inspecting Engineers when we… | ||
| Scan279 | Battery complaint for a Bentley chassis owned by H.R.H. The Duke of Kent, attributing issues to radio fittings. | ||
| View original record | +6092 Hd. From Hs/Wst. c. to By. c. to Wor. Hs/Wst.2/MA.29.10.34. Re. Bentley chassis No.B.45.AE. - H.R.H. The Duke of Kent. Mr.Archer has already discussed this complaint with us and we have supplied… | ||
| Scan280 | Request to fit a new voltage regulator type B2CJ1 to a car. | ||
| View original record | r6092. RHC. From Hs/Wst. Hs/Wst.1/MA.2.11.34. Re. Lp's Car 4.B.IV. Will you please have a new voltage regulator type B2CJ1 fitted to this car while it is in the shop. We will supply the regulator when… | ||
| Scan281 | Notification regarding a new experimental voltage regulator fitted to chassis 4.B.IV. | ||
| View original record | Lp. From Hs/Wst. 86092. Hs/Wst.2/MA.2.11.34. Re. Chassis 4.B.IV. We have fitted to this car a new experimental voltage regulator which permits the battery to receive more charge at lower battery… | ||
| Scan282 | Issues with P.100 lamp dimming on chassis 4.B.IV and a proposed wiring change. | ||
| View original record | S/W. To Hs/Wst. From Lp. Copy to Wst. WST Lp8/LAM.3.11.34. 86092, Re: CHASSIS 4.B.IV. As time goes on I will let you know how the Experimental Voltage Regulator works on the above car. With reference… | ||
| Scan283 | Parts list for the 'Spectre' Cutout, Regulator and Resistance Unit, R.R. Scheme 750. | ||
| View original record | R.H.C. C. E. c. Hs/Wst. WST -6092. BY/RD8/W.7.11.34. "Spectre" Cutout,Regulator and Resistance Unit. R.R.Scheme 750. Will you please put in hand the following parts, blue prints of which are attached… | ||
| Scan284 | Letter to Joseph Lucas Ltd. following up on an enquiry for a 6 volt voltage regulator. | ||
| View original record | x6092. Hs/Wst.3/MA. 20th November, 1934. Messrs.Joseph Lucas Ltd., Great King Street, Birmingham, 19. For the attention of Mr.L.G.Toulmin. Dear Sir, We confirm our telephone conversation of this… | ||
| Scan285 | Letter to Joseph Lucas Ltd. regarding an urgently required special 6-volt regulator for an Air Ministry experiment. | ||
| View original record | v6092 Hs/Wst.10/MA. 21st November, 1934. Messrs. Joseph Lucas Ltd., Great King Street, Birmingham, 19. For the attention of Mr.L.G.Toulmin. Technical Sales Dept. Dear Sir, With regard to the special 6… | ||
| Scan286 | Urgent order for Lucas C.A.V. voltage regulators for testing purposes. | ||
| View original record | 86092. Roy. From Hs/Wst. Hs/Wst.8/MA.26.10.34. LUCAS C.A.V. VOLTAGE REGULATOR. Please order for us as quickly as possible from Messrs.Joseph Lucas Ltd., one dozen of the above regulator of special… | ||
| Scan287 | Sending the production specification and test for the new C.A.V. Voltage Regulator Type B2CJ1. | ||
| View original record | By. From Hs/Wst. c. to Sft/Mr.Brock. 86092. Hs/Wst.8/MA.13.12.34. C.A.V. VOLTAGE REGULATOR NEW TYPE B2CJ1. We are sending to you herewith copy of production specification and test for the new… | ||
| Scan288 | Specification of production tests for a C.A.V. Shunt Dynamo Regulator Unit, Type B2CJ1. | ||
| View original record | 13.12.34. SPECIFICATION OF PRODUCTION TESTS FOR C.A.V. SHUNT DYNAMO REGULATOR UNIT. Type B2CJ1. ------------ Resistance Unit. This unit is composed of 26 SW.G. Eureka wire wound non-inductively on a… | ||
| Scan289 | Procedure for testing a voltage regulator, including positioning, connections, and open-circuit voltage checks. | ||
| View original record | -2- The location of the regulator on its base, and that of the base on the dashboard of the chassis, must be such that when in its final position, the regulator is not more than 15º from the… | ||
| Scan290 | Dynamo and regulator test procedure document specifying outputs at various voltages and speeds. | ||
| View original record | -3- (2) Output at 13.0 volts. With the dynamo delivering current to the battery and the regulator still cold the dynamo shall be again gradually speeded up, the voltage being maintained at 13.0 by… | ||
| Scan291 | Instruction specifying the maximum movement for a needle on a gauge. | ||
| View original record | -4- The needle at no time should swing over more than two divisions. Hs/Wst. | ||
| Scan292 | 3 or 4 amp electrical discharge on Mr. Fairey's new Bentley, car B.11.BN. | ||
| View original record | S/W. To Hs/Wst. from Lp. Copy to Wor. WST Lp.1/LAM.14.12.34. r6092. Re: MR. FAIREY'S CAR - B.11.BN. Mr. Fairey has pointed out that on his new Bentley as above there is a 3 or 4 amp. discharge when… | ||
| Scan293 | The despatch of a C.A.V. voltage regulator for alteration. | ||
| View original record | A6092 Roy. From Hs/Wst. c. to G/MT. c. to D/BP. Hs/Wst.11/MA.17.12.34. Will you please arrange to despatch to Messrs.C.A.V.Acton with as minimum delay as possible one 6 volt C.A.V. voltage regulator… | ||
| Scan294 | Clarifying the modification of all dynamo regulators in stock for Bentley chassis. | ||
| View original record | 6092 O.O. c. Eft. E. Mx. c. Hs/Wst. BY.12/G.17.12.34. BENTLEY CHASSIS - REGULATORS FOR DYNAMOS. I had intended in my previous memo on the above subject to convey the information that I wished to have… | ||
| Scan295 | Correspondence regarding sending a new regulator type B2CJ1 for Mr. Fairey's car B-11-BN. | ||
| View original record | 86092 Lp. From Hs/Wst. c. to Wor. Hs/Wst.7/MA.17.12.34. Re. Mr.Fairey's Car B-11-BN. Replying to your Lp.1/LAM.14.12.34., we are sending you under separate cover a new regulator type B2CJ1 for… | ||
| Scan296 | Dispatch request for a C.A.V. type B2CJ1 voltage regulator. | ||
| View original record | 86092. D/BP. From Hs/Wst. c. to G/MF. Hs/Wst.9/MA.17.12.34. Please despatch to Lp. (Sales) one C.A.V. type B2CJ1 voltage regulator. No charge. Hs/Wst. | ||
| Scan297 | Request to increase the charging rate and fit a new regulator to Chassis No. B.69.BN. | ||
| View original record | S/W. Hs/Wst. Copy to C. (struck through) Copy to Ld. (struck through) r6092 LE4/C/18.12.34. Re Chassis No. B.69.BN. Dennis. Mr. Dennis has asked that we increase the charging rate on his car so that… | ||
| Scan298 | Booking out slip for a DB880 Dynamo voltage output regulator for Chassis No. B-9-CW. | ||
| View original record | Hs/Wst ✓ Y6092. EWT/Skn7/T19.12.34. Re. Chassis No. B-9-CW - Professor Dodd. We send you herewith the necessary booking out slip No.21/8747 for the DB880 Dynamo voltage output regulator which you… | ||
| Scan299 | Confirming the dispatch of a C.A.V. B2CJ1 regulator for chassis B.69 BN. | ||
| View original record | 86092. JLE. From Hs/Wst. c. to C. c. to LA. Hs/Wst.4/MA.19.12.34. Re. Chassis B.69 BN - Dennis. Replying to your LE4/C/18.12.34., we are arranging to send you under separate cover one C.A.V. B2CJ1… | ||
| Scan300 | Despatch of a C.A.V. Voltage Regulator for chassis B69BN and a request for a credit note. | ||
| View original record | D/BP. From Hs/Wst. c. to G/MT. c. to LA. Hs/Wst.5/MA.19.12.34. We are sending into the stores one C.A.V. Voltage Regulator type B2CJI No.29511 for despatch to J.L.E. for chassis B69BN - Dennis. Will… | ||
| Scan301 | Letter to Joseph Lucas Ltd. regarding the return of two faulty type B2CJ1 voltage regulators for readjustment. | ||
| View original record | 6092. Hs/Wst.9/MA. 20th December, 1934. Messrs. Joseph Lucas Ltd., Great King Street, Birmingham, 19. Voltage regulators. Dear Sirs, We are returning to you under separate cover two of the type B2CJ1… | ||
| Scan302 | Requesting the return of two non-compliant voltage regulators to Messrs. Lucas for readjustment. | ||
| View original record | 86092. Roy. From Hs/Wst. c. to G/MT. c. to D/BP. Hs/Wst.8/MA.20.12.34. Will you please return to Messrs. Lucas two voltage regulators type B2CJ1 Nos.29510, 29516. These do not comply with our… | ||
| Scan303 | Letter from Joseph Lucas Ltd regarding the return of non-compliant voltage regulators and a notice of works closure for Christmas. | ||
| View original record | HEAD OFFICES & WORKS: GREAT KING ST., BIRMINGHAM. CONTRACTORS TO THE ADMIRALTY, WAR OFFICE, AIR MINISTRY, INDIA OFFICE, G.P.O. AND LEADING RAILWAYS. 46092 'KING OF THE ROAD' LAMPS, HORNS,… | ||
| Scan304 | Letter from Joseph Lucas Limited clarifying the specific voltage and amperage requirements for a 6-volt regulator for experimental use. | ||
| View original record | JOSEPH LUCAS LIMITED GREAT KING STREET BIRMINGHAM 19 HEAD OFFICES & WORKS: GREAT KING ST., BIRMINGHAM. CONTRACTORS TO THE ADMIRALTY, WAR OFFICE, AIR MINISTRY, INDIA OFFICE, G.P.O. AND LEADING… | ||
| Scan305 | Instructing the fitting of new type B2CJ1 regulators to specific chassis. | ||
| View original record | r6092 RHC. From Hs/Wst. Hs/Wst.21/MA.4.1.35. NEW TYPE B2CJ1 REGULATORS. Will you please have chassis 3.B.IV., 28-EX., 30-EX., and 31-EX., (Spectre) fitted with these new regulators which we will… | ||
| Scan306 | Request to fit a new type B2CJ1 regulator and a new geared starter motor to chassis 1.B.IV for testing. | ||
| View original record | 86092. RHC. From Hs/Wst. Hs/Wst.22/MA.4.1.35. Re. CHASSIS 1.B.IV. Will you please fit a new type B2CJ1 regulator to this chassis for test. Also one of the new geared starter motors which is now nearly… | ||
| Scan307 | Requesting feedback on a new regulator supplied for a headlamp load and offering a replacement. | ||
| View original record | r6092. Bn. From Hs/Wst. Hs/Wst.14/MA.4.1.35. We should be glad if you will kindly let us know as soon as possible whether the new regulator we supplied you with will balance your headlamp load. If… | ||
| Scan308 | Correspondence about returning an old regulator and fitting a new one for chassis B.69. BN. | ||
| View original record | WST S/W. Hs/WST. Copy to C Copy to IA 86092. LE1/C/5.1.35. Re Chassis No. B.69. BN. Dennis. I am returning to you the old regulator ex the above chassis. I sent the new one you supplied down to Mr.… | ||
| Scan309 | Request for a covering order for one experimental Lucas voltage regulator. | ||
| View original record | V6092. Roy. From Hs/Wst. Hs/Wst.1/MA.19.1.35. LUCAS REGULATOR. Will you please pass a covering order to Messrs.J.Lucas Ltd., for one experimental Lucas voltage regulator which we asked them over the… | ||
| Scan310 | Letter to Joseph Lucas, Ltd. confirming requirements for a special experimental voltage regulator. | ||
| View original record | 86092. Hs/Wst.3/MA. 19th January, 1935. Messrs.Joseph Lucas, Ltd., Great King Street, Birmingham, 19. Experimental voltage regulator. Dear Sir, We confirm our telephone conversation with your… | ||
| Scan311 | Correspondence providing feedback on a newly fitted regulator for a B-20-AH chassis. | ||
| View original record | TELEPHONE NO: GLADSTONE 3333 TELEGRAPHIC ADDRESS: SPEEDOFAC, PHONE, LONDON. x6092. CRICKLEWOOD WORKS, LONDON. N.W.2. SALES DIRECTOR'S OFFICE. 23rd January, 1935. H. E. West, Esq., Messrs. Bentley… | ||
| Scan312 | Letter to Joseph Lucas Ltd. concerning failures of C.A.V. Voltage Regulators on Rolls-Royce and Bentley Chassis. | ||
| View original record | 86092. Expl. Dept. Hs/Wst.1/MJ. 6th. February, 1935. Messrs. Joseph Lucas Ltd., King's Street, BIRMINGHAM 19. For the attention of Mr. W.E. Robinson. Dear Sir, We confirm our telephone conversation… | ||
| Scan313 | Standardisation of a LUCAS-C.A.V. VOLTAGE REGULATOR TYPE B2.CJ1. | ||
| View original record | RR 755 (SH) (57312. 29-12-33) BM 3/640/2 COMPLETED 13.2.35. 40/50 STANDARDISATION of PARTS. Description of Parts. LUCAS-C.A.V. VOLTAGE REGULATOR TYPE B2.CJ1. Origin. To allow the dynamo to deliver… | ||
| Scan314 | Standardisation of Parts form for a Lucas V.A.C-Ovolt Regulator, Type SE.28. | ||
| View original record | COMPLETED 12.3.28 STANDARDISATION OF PARTS Date: 28.12.27 Drawing No.: X 2008 Part No.: I.L.: Description of Part: LUCAS REGULATOR. V.A.C-OVOLT. TYPE SE.28. Origin: This modification affects bought… | ||
| Scan315 | Standardisation of a Lucas-C.A.V. Voltage Regulator, Type B2.CJ1. | ||
| View original record | RR 755A (5M) (63912. 17-5-34) BM. 3/1319/3. COMPLETED 13.2.35. 20/25 STANDARDISATION of PARTS. Date 6.12.34. (Handwritten: 12.1.35) X No. 6092. Drawing No. Part List Description of Parts. LUCAS-C.A.V.… | ||
| Scan316 | Note stating a modification only affects bought-out parts with no works tool cost involved. | ||
| View original record | This modification affects bought out parts only. No works tool cost is involved. | ||
| Scan317 | Standardisation of parts for a Lucas-C.A.V. Voltage Regulator, Type B2.CJ1. | ||
| View original record | RR 755B (5H) (37384. 30.1.34) BM 3/787/1 COMPLETED 13.2.35. BENTLEY STANDARDISATION of PARTS. 17-1-35 Date 6.12.34. X No. 6092. Drawing No. Part List Description of Parts. LUCAS-C.A.V. VOLTAGE… | ||
| Scan318 | For the standardisation of parts. | ||
| View original record | BENTLEY STANDARDISATION OF PARTS AV/2085 24.11.34 STAMP: RECEIVED WO DEC 4 1934 This modification affects bought out parts only. No works tool cost is involved. See report No. AV/2085 Table Columns… | ||
| Scan319 | Request for A.C. Lovesey to obtain an Oldsmobile voltage regulator and a Malliner distributor from the USA. | ||
| View original record | x6092. Hs/Wst.3/MA. 21st January, 1935. A.C.Lovesey, Esq., The Hotel Commodore, New York, U.S.A. Dear Lovesey, I trust you had a pleasant voyage over in spite of the somewhat alarming reports one has… | ||
| Scan320 | Fuse blowing and low output issues after changing to new B.2. C.J.1 type voltage regulators. | ||
| View original record | Hs/WST. 76092. K/KC/DPB/25.1.35. WST Chassis No.B.98.CR. Voltage Regulators. Type B.2. C.J.1. ----------------- Up to Wednesday, the 23rd inst, there had been no complaints regarding cars and the… | ||
| Scan321 | Letter discussing a potential solution for an issue and the return of a regulator, with a postscript about a 'fuse blowing' problem. | ||
| View original record | - 2 - discussion for your examination, in case we have struck something which may possibly prove the solution, or give you a clue which may be of some assistance to you in solving this peculiarity.… | ||
| Scan322 | Faulty voltage regulator from chassis B.32.AH, detailing the owner's complaint and requesting an investigation. | ||
| View original record | Hs/WST. WST 86092 K/KC/DPB.29.1.35. Voltage Regulators. Type B.2. C.J. 1. Further to my memo K/KC/DPB/25.1.35, we are returning to you under cover of our advice note No.1877, the voltage regulator… | ||
| Scan323 | The return of two unsuitable Lucas voltage regulators due to incorrect current output. | ||
| View original record | 86092. Roy. From Hs/Wst. c. to G/MT. c. to D/BP. Hs/Wst.7/MA.31.1.35. LUCAS VOLTAGE REGULATORS. We are sending into the Stores two Lucas - C.A.V. type B2 CL1 regulators Nos.30284 and 30285 recently… | ||
| Scan324 | Recurring voltage regulator issue on chassis B.32.AH. | ||
| View original record | WST r6092 Hs/WST. K/KC/DPB/5.2.35. VOLTAGE REGULATORS. Type B.2.C.J.1. Chassis No.B.32.AH. Owner. Nigel Holder. Further to my memo K/KC/DPB/29.1.35, this chassis was sent to K yesterday for the same… | ||
| Scan325 | Replacing a faulty voltage regulator for a 40/50 chassis and arranging a visit to explain the new system. | ||
| View original record | Br. From Hs/Wst. 76092. Hs/Wst.9/MA.7.2.35. Re. VOLTAGE REGULATORS. Regarding the new voltage regulator which Mr.Kemp took away from the Works for the 40/50 chassis we feel that this will put the… | ||
| Scan326 | Correspondence regarding a customer's issues with a new voltage regulator on car number 72-SK. | ||
| View original record | N/W. Hs/Wst. WST 86092 Br2/W.9.2.35. Technical Electrical. re Voltage Regulators. Thank you for your Hs/Wst.9/MA.7.2.35. Mr. Myers' car, No. 72-SK, was taken away yesterday by the Agent. He agreed… | ||
| Scan327 | The return of five faulty C.A.V. voltage regulators for investigation and repair. | ||
| View original record | r6092. Roy. From Hs/Wst. c. to G/MT. c. to D/BP. Hs/Wst.1/MA.12.2.35. C.A.V. VOLTAGE REGULATOR. Messrs.C.A.V's representative Mr.Wood visited us yesterday and took back with him 5 faulty voltage… | ||
| Scan328 | Inspection and investigation of faulty C.A.V. voltage regulators from customer chassis. | ||
| View original record | 16092. By. From Hs/Wat. c. to Sg. c. to WOr. c. to E. c. to Hd. c. to N. c. to K. FAULTY C.A.V. VOLTAGE REGULATORS ON CUSTOMER'S CHASSIS. One of Messrs.C.A.V's technical representatives visited us… | ||
| Scan329 | Correspondence regarding faulty C.A.V. voltage regulators on customer chassis and a proposed modification. | ||
| View original record | WST 6092 N-W Hs/Wst. Br3/S. 14.2.35. Technical - re Faulty C.A.V. Voltage Regulators on Customers' Chassis. ------------------- With reference to your Hs/Wst2/MA12.2.35, I presume you will by now have… | ||
| Scan330 | Letter to C.A.V.-Bosch, Ltd. urgently requesting a report on faulty voltage regulators. | ||
| View original record | 6092. Hs/Wst.9/MA. 16th February, 1935. Messrs. C.A.V.-Bosch, Ltd., Acton. London, W.3. Dear Sirs, We are anxiously awaiting your report and recommendations regarding the faulty C.A.V. voltage… | ||
| Scan331 | The return of two C.A.V. voltage regulators for readjustment. | ||
| View original record | Roy. From Hs/Wst. c. to G/MT. c. to D/BP. r6092. Hs/Wst.3/MA.18.2.35. C.A.V. VOLTAGE REGULATORS. We are sending into the stores two B2CJ1 regulators Nos.30996, 30977. Will you please arrange to return… | ||
| Scan332 | Letter from C.A.V. - BOSCH forwarding a report to their associated company, Joseph Lucas Ltd., for direct handling. | ||
| View original record | CONTRACTORS TO THE ADMIRALTY WAR OFFICE AIR MINISTRY INDIA OFFICE G. P. O AND LEADING RAILWAYS CODE 6TH. EDITION A-B-C 5 LETTER _6092. COMMERCIAL VEHICLE MARINE & AIRCRAFT ELECTRICAL EQUIPMENT FUEL… | ||
| Scan333 | Voltage regulator failures on a Mr. Myers Phantom II chassis due to incorrect wiring of a filter unit. | ||
| View original record | Y6092. Br. From Hs/Wst. c. to C. c. to H. c. to K. Hs/Wst.12/MA.21.2.35. FAILURE OF VOLTAGE REGULATOR ON Mr.Myers PHANTOM II CHASSIS. We confirm our telephone conversation this afternoon regarding the… | ||
| Scan334 | Letter to Joseph Lucas Co. Ltd. regarding the failure and repair of a C.A.V. regulator. | ||
| View original record | 46092. Hs/Wst.13/MA. 21st February, 1935. Messrs.Joseph Lucas, Co.Ltd., King Street, Birmingham, 19. For the attention of Mr.C.E.Robinson (Laboratory). Dear Sir, We thank you very much for spending so… | ||
| Scan335 | The connection of the dynamo field and regulator to prevent damage to the C.A.V. voltage regulator. | ||
| View original record | 6092 E. From Hs/Wst. c. to By. Hs/Wst.10/MA.22.2.35. CONNECTION OF DYNAMO FIELD AND REGULATOR. It is possible to permanently damage the adjustment of the C.A.V. voltage regulator if, with the dynamo… | ||
| Scan336 | Letter from Joseph Lucas Ltd. concerning the re-conditioning of a C.A.V. Regulator for Rolls Royce. | ||
| View original record | HEAD OFFICES & WORKS: GREAT KING ST., BIRMINGHAM. CONTRACTORS TO THE ADMIRALTY, WAR OFFICE, AIR MINISTRY, INDIA OFFICE, G.P.O. AND LEADING RAILWAYS. JOSEPH LUCAS LIMITED GREAT KING STREET BIRMINGHAM… | ||
| Scan337 | Letter from EKCO regarding troubleshooting a voltage control unit and radio interference on a Phantom II chassis. | ||
| View original record | W. S. VERRELLS Chairman & Managing Director E. K. COLE Works & Technical Director E. R. PRING R. E. CORNWALL Directors EKCO ALL-ELECTRIC and BATTERY RADIO TELEGRAMS EKCO SOUTHEND-ON-SEA TELEPHONE… | ||
| Scan338 | Inspection instructions for car radio sets and voltage regulators. | ||
| View original record | r6092 Hd. (For Depot sheet). Hs/Wst.9/MA.28.2.35. CAR RADIO SETS AND VOLTAGE REGULATORS. Inspection should be made on all cars dealt with where C.A.V. voltage regulators are fitted, that when car… | ||
| Scan339 | Faulty voltage regulator and updated wiring instructions for a wireless filter unit. | ||
| View original record | 86092. Hs/Wst. K/KC/DPB/28.2.35. VOLTAGE REGULATORS TYPE B.2. CJ.1. Chassis No.B.174.AH. Regulator No.30740. Further to your Hs/Wst.12/MA.21.2.35, we are returning to you under cover of our advice… | ||
| Scan340 | Letter from C.A.V - Bosch regarding a faulty 12 volt B.2. CJ1 Regulator No.30655. | ||
| View original record | CONTRACTORS TO THE ADMIRALTY WAR OFFICE AIR MINISTRY INDIA OFFICE G. P. O AND LEADING RAILWAYS CODE 6TH. EDITION A B C 5 LETTER r6092. COMMERCIAL VEHICLE MARINE & AIRCRAFT ELECTRICAL EQUIPMENT FUEL… | ||
| Scan341 | Continuation sheet of a letter from C.A.V. - BOSCH LIMITED. | ||
| View original record | C. A. V -- BOSCH LIMITED. Continuation Sheet No. 2. Assuring you of our best interest, We remain, Yours faithfully, for C.A.V. - BOSCH Limited. V. C. Hanson Assistant Service Manager. | ||
| Scan342 | Letter to Messrs. C.A.V. - Bosch, Ltd. regarding the unsealing of a regulator. | ||
| View original record | v6092. Hs/Wst.1/MA. 1st March, 1935. Messrs.C.A.V. - Bosch, Ltd., Acton, London, W.2. Dear Sir, Replying to your letter of the 28th ultimo reference H/JD. we would say that the regulator referred to… | ||
| Scan343 | Letter to Joseph Lucas Ltd. regarding condensers for C.A.V. voltage regulators. | ||
| View original record | 86092 Hs/Wst.4MA. 21st March, 1935. Messrs.Joseph Lucas, Ltd., King Street, Birmingham, 19. Condensers across C.A.V. voltage regulators. Dear Sirs, With reference to our various discussions with your… | ||
| Scan344 | The fitting of condensers to regulator contacts and the suggestion to create a detailed drawing for the wireless team. | ||
| View original record | WST S/W. Hs/WST. Copy to LA. Copy to EP. Y6092 LE8/C/29.3.35. Re Wireless and Voltage Regulators. I note from Depot Sheet No. Hd.276 that no condensers should be fitted across the regulator contacts.… | ||
| Scan345 | Letter from Scintilla Limited requesting further information for the supply of a constant voltage regulator. | ||
| View original record | SCINTILLA LIMITED TELEPHONES: CLERKENWELL 8084-5-6. TELEGRAMS: "SCINTIMAG, SMITH, LONDON" NORTHERN BRANCH: 19/21, SOMERS STREET, LEEDS. MAGNETOS DYNAMOS-STARTERS SWITCHBOARDS-HEADLIGHTS BATTERY… | ||
| Scan346 | Letter to Scintilla Ltd. regarding a constant voltage regulator and an attached curve. | ||
| View original record | r6092. Hs/Wst.4/MA. 3rd April, 1935. Messrs.Scintilla, Ltd., 14, Clerkenwell Close, London, .E.C.1. Constant voltage regulator. Dear Sirs, Replying to your letter of the 29th ultimo reference Be/G we… | ||
| Scan347 | Letter from Philco's Car Radio Division arranging a meeting to discuss silencing voltage regulators. | ||
| View original record | 76092. PHILCO PHILCO RADIO AND TELEVISION CORPORATION OF GREAT BRITAIN, LTD. CAR RADIO DIVISION. In reply please quote AFDK/AED H.E. West, Esq., Messrs. Rolls-Royce Ltd., D E R B Y. Dear Sir, Our… | ||
| Scan348 | Order for a C.A.V. Voltage regulator type CJ1 with modified connections. | ||
| View original record | r6092. Roy. From Hs/Wst. Hs/Wst.4/MA.9.4.35. Will you please order for us to order No.54101 one C.A.V. Voltage regulator type CJ1 with modified connections as shewn on attached blue print. Hs/Wst. | ||
| Scan349 | Follow-up letter to Joseph Lucas, Ltd. regarding condensers across C.A.V. Voltage regulators. | ||
| View original record | A6092. Hs/Wst.5/MA. 10th April, 1935. Messrs.Joseph Lucas, Ltd., Great King Street, Birmingham, 19. Condensers across C.A.V. Voltage regulators. Dear Sirs, We would point out to you that we have not… | ||
| Scan350 | Covering letter to Joseph Lucas Ltd. enclosing a copy of a previous unanswered letter regarding C.A.V. voltage regulators. | ||
| View original record | 6092. Hs/Wst.4/MA. 12th April, 1935. Messrs.Joseph Lucas, Ltd., Great King, Street, Birmingham, 19. Condensers across C.A.V. voltage regulators. Dear Sirs, With reference to our letter of the 10th… | ||
| Scan351 | Letter from Scintilla Limited confirming the despatch of a Constant Voltage Regulator. | ||
| View original record | x6092, SCINTILLA LIMITED TELEPHONES: CLERKENWELL 8084-5-6. TELEGRAMS: "SCINTIMAG, SMITH, LONDON" NORTHERN BRANCH: 19/21, SOMERS STREET, LEEDS. MAGNETOS DYNAMOS - STARTERS SWITCHBOARDS - HEADLIGHTS… | ||
| Scan352 | Letter from Scintilla Limited enclosing a diagram for a type XM240-1 1/2-12V regulator. | ||
| View original record | SCINTILLA LIMITED TELEPHONES: CLERKENWELL 8084-5-6. TELEGRAMS: "SCINTIMAG, SMITH, LONDON" NORTHERN BRANCH: 19/21, SOMERS STREET, LEEDS. Your Reference Our Reference Be/He/Ws MAGNETOS DYNAMOS -… | ||
| Scan353 | Requesting a covering order for a Scintilla dynamo voltage regulator supplied for experimental testing. | ||
| View original record | Roy. From Hs/Wst. x6092. Hs/Wst.1/MA.7.5.35. SCINTILLA VOLTAGE REGULATOR. Messrs.Scintilla have supplied to our specification a dynamo voltage regulator for experimental test purposes on chassis… | ||