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ID = 36172
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 PJ-7 = GL-5742

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Was used by Industrial
Filament Vf 4.5 Volts / If 1.1 Ampere / Direct

10W anode dissipation; thoriated tungsten filament; mu 30. Capable of operation as class A, B or C amplifier up to 6MHz. Was introduced in the early '920s for railroad signaling use, i.e. inductive transmission of signal indications into the locomotive cab. It is described as Pliotron. UX base. Voltage Amplifier.

Information source - - Manufacturers Literature   GE Vacuum Tube Designations 12/10/1930
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