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X64

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ID = 2808
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Developer: MO Valve Co. Ltd.; GB 
Tube type:  HEPTODE   Universal   Controlling (mu) 
Identical to X64 = 6L7G
Similar Tubes
Normally replaceable-slightly different:
  CV1280

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uao)
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
x64.jpg
X64: M.F.
Manfred Fries

 
412.png
X64: Telefunken Werkstattbuch
Wolfgang Bauer

 
x64_data.png
X64: MARCONI RECEIVING VALVES, LONDON, 1938
Jose Casas-Avalos


Usage in Models 10= 1937 ; 1= 1938? ; 4= 1938 ; 2= 1939

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):17


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