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U251

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ID = 83277
       
Country:
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Tube type:  Damper, booster, flyback diode 
Identical to U251 = PY83

Base Noval, 9 pin miniature (USA pico-9) B9A Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 25 Volts / If 0.2 Ampere / Indirect
Information source - - Manufacturers Literature   Ediswan-Mazda Data Book 1956-57


Just Qvigstad
u251_data.png
U251: Ediswan-Mazda Data Book 1956-57
Anonymous 15 Collector

Collection of

 
py83_1~~1.jpeg

 

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