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VT87_GPO

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ID = 65085
       
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 VT87_GPO = CV1663 = 3A/109B

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Telephony
Filament Vf 4 Volts / If 0.25 Ampere / Direct / Specified voltage AND current AC/DC
Information source -- Collector info (Sammler)   

b4_1~~54.png VT87_GPO: Fin Stewart
Fin Stewart


Just Qvigstad
 

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