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C306B

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ID = 22667
       
Country:
Spain
Brand: Castilla; Madrid
Tube type:  Triode, vacuum   Power/Output 
Identical to C306B
Similar Tubes
Normally replaceable-slightly different:
  B405

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.15 Ampere / Direct
Information source Röhren-Vademecum; P.H. Brans; Antwerpen   p. 21
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Röhrencodex , Röhren-Taschenbuch 1950 23000 Röhren


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