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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).
Alteration instructions for rewinding coils on a U.S.A. Battery Charge Controller.

Identifier  ExFiles\Box 59\1\  Scan284
Date  15th March 1928
  
X4008
C. EFC.
BY/RD2/ML15.3.28.

U.S.A BATTERY CHARGE CONTROLLER.

We are sending you alteration 2527 to the coils D.71535 for the above unit, this will necessitate rewinding these coils with -

160 ft. of 28 S.W.G. D.S.C. Copper Wire.
20 " " 20 " D.C.C. Eureka "
8 " " 26 " D.C.C. "

If we have no suitable wire in stock these quantities should be obtained.

BY/RD.
  
  


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