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OT9

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ID = 72061
       
Country:
United States of America (USA)
Brand: O. & T. (O-T) Electric Corporation (Silvertone); New York, NY
Tube type:  Triode, vacuum 
Identical to OT9

Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Was used by Radio/TV-reception etc.
Filament Vf 3 Volts / If 0.06 Ampere / Direct / Battery =
Information source -- Original prospect or advert   

uv_triode_tube~~131.png OT9: Fin Stewart
Fin Stewart


Just Qvigstad
 

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