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CV1654

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ID = 64947
       
Country:
Great Britain (UK)
Brand: Cossor, A.C.; London
Developer: Cossor, A.C.; London 
Tube type:  Triode, vacuum   Audio Frequency 
  Ca. 1925 up to 1945 rare.
Identical to CV1654 = VT74 = 210LF = 210LF_Cossor

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Military and/or Government
Filament Vf 2 Volts / If 0.1 Ampere / Direct / Parallel, (AC/DC)
Literature Babani, International Radio Tube Encyclopaedia   Pages 76 & 77
Universal Vade-Mecum, Electron Valves and Semiconductor Devices   Page 36
 
b4_1~~41.png
CV1654: Fin Stewart
Fin Stewart

 

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