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C1220

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ID = 12592
       
Country:
France
Brand: Celsior (tubes), Radio-Celsior; Paris
Tube type:  Space Charge Tetrode   Frequency converter 
Identical to C1220
Similar Tubes
Normally replaceable-slightly different:
  A441N

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eu) Sidecontact.
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.08 Ampere / Direct / Battery =
Information source Röhren-Vademecum; P.H. Brans; Antwerpen   p. 21
Universal Vade-Mecum, Electron Valves and Semiconductor Devices   Section 149, p. 213
Taschenbuch zum Röhren-Codex 1948/49
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren

b6d64pinscvoet~~2.png C1220: Fin Stewart
Fin Stewart


Just Qvigstad
 

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