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GL-5742

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ID = 36171
       
Country:
United States of America (USA)
Brand: General Electric Co. (GE); Bridgeport CT, Syracuse NY
Tube type:  Triode, vacuum   Power/Output 
Identical to GL-5742 = PJ-7

Base UX-Base (4 Pins (2 thick, USA 1924, UX)
Filament Vf 4.5 Volts / If 1.1 Ampere / Direct
Description 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. 
Information source - - Manufacturers Literature   
Tube Lore (I)   
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ux_base_standard~~263.png GL-5742: Fin Stewart
Fin Stewart


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