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EY635

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ID = 12726
       
Country:
France
Brand: Mazda (tubes), Mazda-Belvu, Compagnie des Lampes; Paris
Tube type:  Screen-grid Tetrode   Universal   Controlling (mu) 
Identical to EY635 = 35

Base UY-Base, 5 Pins (USA, April 1927) (Codex=Ha)
Filament Vf 2.5 Volts / If 1.75 Ampere / Indirect / Parallel, (AC/DC)
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
ey635_1.jpg
EY635: Röhrensammlung
Wolfgang Bauer

 
s_225_g_19.gif
EY635: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe

 

Usage in Models 1= 1933??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1


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