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D350B

Information - Help 
ID = 7707
       
Country:
France
Brand: Mazda (tubes), Mazda-Belvu, Compagnie des Lampes; Paris
Tube type:  Full-Wave Vacuum Rectifier 
Identical to D350B

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 4 Volts / If 1 Ampere / Direct
Dimensions (WHD)
incl. pins / tip
52 x 113 x mm / 2.05 x 4.45 x inch
Weight 53 g / 1.87 oz
Information source Taschenbuch zum Röhren-Codex 1948/49   

17_40_3.png D350B: Fin Stewart
Fin Stewart


Just Qvigstad
Usage in Models 2= 1930?? ; 1= 1931

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3

Collection of

 
d350b.jpg

D350B
 

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