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X71M

Information - Help 
ID = 8904
       
Country:
Great Britain (UK)
Brand: MO Valve Co. Ltd.; GB
Tube type:  Triode-Hexode   Frequency converter 
Identical to X71M
Similar Tubes
Heater different:
  X76M
First Source (s)
Jan.1946 : Trader

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ua) Top contact with a cap
Filament Vf 15 Volts / If 0.165 Ampere / Indirect / Series, AC/DC
Description metallised (screened) 
Literature Taschenbuch zum Röhren-Codex 1948/49   
Babani, International Radio Tube Encyclopaedia   
 
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X71M: Telefunken Werkstattbuch
Wolfgang Bauer

 

Usage in Models 1= 1942? ; 1= 1945

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2

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