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UV845

Information - Help 
ID = 79997
       
Country:
United States of America (USA)
Brand: General Electric for Brand RCA-Radiotron; Bridgeport CT, Syracuse NY
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Transmitting Triode, air cooled   Universal 
Identical to UV845 = 845
Similar Tubes
Normally replaceable-slightly different:
  PR-845 ; SE-3945

Base Jumbo 4-pin bayonet (1918)
Was used by Transmittertube (Radio)
Filament Vf 10 Volts / If 3.25 Ampere / Direct / Specified voltage AC/DC
Description

work started on development of this tube at the G E laboratories in July 1926. and the type number was assigned to it in April 1927.It became available in 1928. It had an output of 75 watts.

 
Dimensions (WHD)
incl. pins / tip
x 210 x 64 mm / x 8.27 x 2.52 inch
Information source -- Original-techn. papers.   GE/RCA transmitting tube release dates 1933r


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