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VT78_GPO

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ID = 63630
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Developer: Marconi-Osram - (Valves/Tubes); GB 
Tube type:  Triode, vacuum   Audio Frequency 
  Ca. 1925 up to 1945 rare.
Identical to VT78_GPO = CV1656 = LS8

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Telephony
Filament Vf 4 Volts / If 0.15 Ampere / Direct / Specified voltage AND current AC/DC
Information source -- Collector info (Sammler)   

b4_1~~3.png VT78_GPO: Fin Stewart
Fin Stewart


Just Qvigstad
 

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