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G4250

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ID = 7870
       
Country:
Germany
Brand: Valvo GmbH, Radioröhrenfabrik; Hamburg
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to G4250
Similar Tubes
Normally replaceable-slightly different:
  G4180

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 4 Volts / If 2.5 Ampere / Direct
Information source Taschenbuch zum Röhren-Codex 1948/49   

17_24.png G4250: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
g4250_spec01.png
G4250: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

 

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