radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

402Pen

Information - Help 
ID = 10815
       
Country:
Great Britain (UK)
Brand: Cossor, A.C.; London
Tube type:  Vacuum Pentode   Power/Output 
Identical to 402Pen
First Source (s)
1936 : History of the British Radio Valve to 1940 p.189

Base British-7-Pin, old (M7A) (Codex=Nfo) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 40 Volts / If 0.2 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Information source Taschenbuch zum Röhren-Codex 1948/49   p.189

162.png 402Pen: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
Usage in Models 1= 1936? ; 1= 1937 ; 1= 1938

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3
 

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  

Data Compliance More Information