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D430B

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ID = 7709
       
Country:
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
Identical to D430B

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 4 Volts / If 0.5 Ampere / Direct
Information source Taschenbuch zum Röhren-Codex 1948/49   


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d430.jpg

 

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