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ID = 77144
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:  Triode, vacuum   Power/Output 
Identical to PT-841 = VT-51
Similar Tubes
Normally replaceable-slightly different:
  841 ; UX841

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Transmittertube (Radio)
Filament Vf 7.5 Volts / If 1.25 Ampere / Direct / Specified voltage AC/DC

This tube is of the GE "Pliotron" series and is a high vacuum type particularly designed for use as a Class A voltage amplifier. It can also be used as a Class B or C amplifier. The Military version - VT51 - was used by the US Army Signal Corps. It is described in the GE Vacuum Tube Designations liat of 1930 as Pliotron.Hi Mu PT-210.

Dimensions (WHD)
incl. pins / tip
x 137 x 54 mm / x 5.39 x 2.13 inch
Weight 59 g / 2.08 oz
Information source -- Original-techn. papers.   GE data sheet GEI-9226B dated 3/1/1937
- - Manufacturers Literature   GE Vacuum Tube Designations 12/10/1930

ux_base_standard~~268.png PT-841: Fin Stewart
Fin Stewart

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