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).
Request to modify a Model 163 volt-ammeter to check a new Lucas regulator.
| Identifier | ExFiles\Box 167\2\ img185 | |
| Date | 21th February 1939 | |
| 6103 To EJJ. c. c. to Rm{William Robotham - Chief Engineer}/RC{R. Childs}/CAP. Rm{William Robotham - Chief Engineer}/RC.{R. Childs}12/JH.21.2.39. In order to accurately check the new Lucas regulator, coming on production, it is necessary for our Model 163 volt-ammeter to have an additional range of 30 volts. Will you please arrange for this instrument complete with its 1.5, 15 and 30 ampere external shunts, and leads to be returned to the makers for modification. We have already been in touch with Weston Electrical Instrument Co's. representative on the matter as per their letter ref. SWG/GD/4. 15.2.39. Rm{William Robotham - Chief Engineer}/RC.{R. Childs} | ||