Rolls-Royce Archives
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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).
Confirming the magneto armature speed specification for the 40/50 car.

Identifier  ExFiles\Box 4\5\  05-page274
Date  27th May 1924
  
x9790

To Hs.{Lord Ernest Hives - Chair} from EFC.

SPECIFICATION OF MAGNETO FOR 40/50 CAR. x4187

The 3,300 r.p.m. is of course the magneto armature speed. You will remember that we settled this point before, and decided that 3300 was O.K.- this will be 2200 engine speed, at which we are asking for the automatic advance to be complete.

E.F.C.

EFC.
  
  


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