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EY635

Information - Help 
ID = 12726
       
Country:
France
Brand: Mazda (tubes), Mazda-Belvu, Compagnie des Lampes; Paris
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Screen-grid Tetrode   Universal   Controlling (mu) 
Identical to EY635 = 35 = UY235 = 235

Base UY-Base, 5 Pins (USA, April 1927) (Codex=Ha) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 1.75 Ampere / Indirect / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
x 133 x 45 mm / x 5.24 x 1.77 inch
Weight 48 g / 1.69 oz
Information source Taschenbuch zum Röhren-Codex 1948/49   
-- Collector info (Sammler)   
 
ey635_1.jpg
EY635: Röhrensammlung
Wolfgang Bauer

More ...
 
s_225_g_19.gif
EY635: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20

 

from Just Qvigstad

Usage in Models 1= 1932 ; 1= 1933??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2


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