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SE-3072

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ID = 86837
       
Country:
United States of America (USA)
Brand: General Electric Co. (GE); Bridgeport CT, Syracuse NY
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Half-Wave Mercury-Vapor Rectifier   Power-supply 
Identical to SE-3072
Similar Tubes
Normally replaceable-slightly different:
  38157 ; 857 ; FG15 ; UV857

Base Wires Top contact with a cap.
Was used by Transmittertube (Radio)
Filament Vf 5 Volts / If 40 Ampere / Direct
Description

This tube made for the US Navy. SE in the type number is "Steam Engineering".

 
Information source Tube Lore (II)   p. 79 & 182

 

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