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N41_Topf-P8A

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ID = 20033
       
Country:
Great Britain (UK)
Brand: Gecovalve (Geco) = Brand of General Electric (GB)
Tube type:  Vacuum Pentode   Power/Output 
Identical to N41_Topf-P8A = AL4

Base Europe side contact base P (P8A)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.75 Ampere / Indirect / Parallel, (AC/DC)
Literature Taschenbuch zum Röhren-Codex 1948/49   
 

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