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PO

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ID = 28682
       
Country:
United States of America (USA)
Brand: DeForest-Tubes
Developer: DeForest-Tubes 
Tube type:  Transmitting Triode, air cooled   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to PO
First year 1926 ?? Saga of the Vacuumtube, Tyne page 302, 304

Base SPECIAL TUBEBASE in general Top contact with a cap
Was used by Transmittertube (Radio)
Filament Vf 15 Volts / If 6 Ampere / Direct / Parallel, (AC/DC)
Description

500 Watts input, 250 Watts output. Also called P. Corresponding modulator PM and rectifier PR.

 
Text in other languages (may differ)
Tube prices 1 Tube prices (visible for members only)
Literature Saga of the Vacuumtube, Tyne   Pages 302 & 304
 

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