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3Q120G

Información - Ayuda 
ID = 72687
       
País:
Gran Bretaña (GB)
Marca: Standard Telephones and Cables Ltd. (STC); London, Foots Cray
Diseñador: Standard Telephones and Cables Ltd. (STC); London, Foots Cray 
Tipo:  Transmitter Triode, liquid-cooling   Texto 
  Ca. 1925 up to 1945 rare.
Idéntica a 3Q120G = 4013C
Válvulas similares
Substituya normalmente -diferencia peq.:
  4013D ; VT60_GPO
Base SPECIAL TUBEBASE in general
Usada en Transmittertube (Radio)
Filamento Vf 14 Volt / If 36 Ampere / Direct / Specified voltage AC/DC
Descripción

Water-cooled transmitting triode. Pure tungsten filament. Can be operated at 5KV anode voltage up to 22MHz. 5KW anode dissipation with 3 gal/min water flow in the cooling jacket. Operating filament voltage between 13.5 and 14.5 volts, exact value marked on the body.
2 to 8 amps total emission.

 
Literatura - - Manufacturers Literature   
Babani, International Radio Tube Encyclopaedia   Pages 184 & 185
 
[rmxtube-en]
  
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