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635

Information - Help 
ID = 69901
       
Country:
France
Brand: Mazda (tubes), Mazda-Belvu, Compagnie des Lampes; Paris
Tube type:  Screen-grid Tetrode   RF/IF-Stage   Controlling (mu) 
Identical to 635 = 35

Base UY-Base, 5 Pins (USA, April 1927) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 1.75 Ampere / Indirect / Parallel, (AC/DC)
 
tube_valve_mazda_type_635_2.jpg
635: VMC
Vicente Moncholi-Cebrian

 

from Just Qvigstad

Usage in Models 2= 1932 ; 1= 1934

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


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