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U301

Information - Help 
ID = 37115
       
Country:
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Tube type:  Damper, booster, flyback diode   Power-supply 
Identical to U301

Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 30 Volts / If 0.2 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Description

4.5kV piv, 600mA peak, 120mA mean.

 
Information source - - Manufacturers Literature   Ediswan-Mazda Data Book 1956-57

u301_pinout.png U301: From my schematic collection.
Pier Antonio Aluffi


Just Qvigstad
u301_data.png
U301: Ediswan-Mazda Data Book 1956-57
Anonymous 15 Collector

Usage in Models 2= 1953 ; 2= 1954 ; 1= 1955

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):5

Collection of

 
u301.jpg

U301
 

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