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Pen20

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ID = 11462
       
Country:
Great Britain (UK)
Brand: Mullard Radio Valve Co. Ltd.;
Tube type:  Vacuum Pentode   Power/Output 
Identical to Pen20 = B2043_B6
Similar Tubes
Normally replaceable-slightly different:
  ADPN

Base Europe 6-Pin B6 (Hx B) 1933 (Codex=Fdo)
Was used by Radio/TV-reception etc.
Filament Vf 20 Volts / If 0.18 Ampere / Indirect / Specified current DC = (Series working)
Information source Taschenbuch zum Röhren-Codex 1948/49   


Just Qvigstad
Usage in Models 3= 1932? ; 1= 1933? ; 6= 1933 ; 3= 1934

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):13

Collection of

 
pen20_bild1.jpg

Pen20
 

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