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311

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ID = 15348
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Triode, vacuum   Power/Output 
Identical to 311

Base Jumbo 4-pin bayonet (1918) (Codex=Byy)
Was used by Transmittertube (Radio)
Filament Vf 10 Volts / If 3.2 Ampere
Information source Taschenbuch zum Röhren-Codex 1948/49   

311_so.png 311: ARRL Handbook 1972
Anonymous 10 Collector


Just Qvigstad
 

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