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CV1657

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ID = 65021
       
Country:
Great Britain (UK)
Brand: Standard Telephones and Cables Ltd. (STC); London, Foots Cray
Developer: Standard Telephones and Cables Ltd. (STC); London, Foots Cray 
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 very rare. ***
Identical to CV1657 = VT79A_GPO

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Military and/or Government
Filament Vf 2 Volts / If 0.25 Ampere / Direct / Specified voltage AND current AC/DC
Information source Babani, International Radio Tube Encyclopaedia   Pages 76&77

b4_1~~46.png CV1657: Fin Stewart
Fin Stewart


Just Qvigstad
 

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