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C70D

Information - Help 
ID = 10990
       
Country:
Great Britain (UK)
Brand: Ever Ready Co. (GB) Ltd.; London
Tube type:  Vacuum Pentode   Power/Output 
Identical to C70D = Pen36C

Base British-7-Pin, old (M7A)
Was used by Radio/TV-reception etc.
Filament Vf 35 Volts / If 0.2 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Information source History of the British Radio Valve to 1940   p. 146
- - Manufacturers Literature   
Babani, International Radio Tube Encyclopaedia
Taschenbuch zum Röhren-Codex 1948/49

b7pen.png C70D: Fin Stewart
Fin Stewart


Just Qvigstad
Usage in Models 3= 1936 ; 2= 1937? ; 2= 1938

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):7

Collection of

 
8c70b8e2_2996_4dd1_bc38_439858bc9b11.jpeg

 

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