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Pen4VX

Information - Help 
ID = 11458
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Vacuum Pentode   Power/Output 
Identical to Pen4VX
Similar Tubes
Normally replaceable-slightly different:
  APP4120

Base Europe 5-Pin , B5 + side contact (Codex=Fdo)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.1 Ampere / Indirect / Specified voltage AC/DC
Description

Closely similar to the 5 pin version of the APP4120.

 
Information source Babani, International Radio Tube Encyclopaedia   p. 126 & 127
Universal Vade-Mecum, Electron Valves and Semiconductor Devices   Section 207, p. 407
Taschenbuch zum Röhren-Codex 1948/49


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