From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Form for recording the design and performance details of a Scintilla A.M.6A magneto.
| Identifier | ExFiles\Box 48\2\ Scan074 | |
| Date | 21th March 1924 | |
| X. 4187. -1- X.430. FORM FOR RECORDING DETAILS OF MAGNETO DESIGN AND PERFORMANCE. Date:- 21 - 3 - 24 Magneto on test. Maker :- Scintilla X. No. :- 4187 Type :- A.M.6A. No :- 34937 (1) Weight in pounds. 12lbs 9ozs (2) Remarks re mechanical and electrical design and noiseiness of operation. This magneto has a negative rotation and comprises a stationary armature and rotating magnets. Hand and automatic advance fitted. H.T. fed from rotor, moulded with segments which make contact with brushes, fitted to the distributor. Gear wheel has moulded body. Magneto reasonably quiet in operation. (3) Radial air gap (inches) :- unobtainable " " " (mm) :- 8.3.21. | ||