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4B5_Ultron

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ID = 15208
       
Country:
Belgium
Brand: Ultron (tubes)
Tube type:  Triode, vacuum   Power/Output 
Identical to 4B5_Ultron
Similar Tubes
Normally replaceable-slightly different:
  B405 ; B406

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.15 Ampere / Direct / Battery =
Literature Taschenbuch zum Röhren-Codex 1948/49   
 

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