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CG-1144

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ID = 28446
       
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:  Transmitting Triode, air cooled   Universal 
  <1925 very rare. ***
Identical to CG-1144 = VT-18 = U_Pliotron
First year 1918 ?? Saga of the Vacuumtube, Tyne Seite 150

Base Jumbo 4-pin bayonet
Was used by Military and/or Government
Filament Vf 10 Volts / If 6.5 Ampere / Direct
Description This tube is a 50 Watt "Pliotron" transmitting type made for the US Navy by GE in 1918. Original tubes had a special large base (Jumbo 4 pin) which was made for GE by the Shaw Insulator Company. In the early part of 1919 the base was made by GE and had a mica insulation disc to support the base pins. The tube is mentioned on page 38 of "The Story of Electronics Development at the General Electric Company". 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
x 154 x 52 mm / x 6.06 x 2.05 inch
Literature Saga of the Vacuumtube, Tyne   Pages 150 and 151
- - Manufacturers Literature   
 
jumbo_4_pin~~2.png
CG-1144: Fin Stewart
Fin Stewart

 

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