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ID = 28902
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 VT-14 = T_Pliotron = CG-1162
Similar Tubes
Multiple differences or of other kind:
Predecessor Tubes VT-12  

Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Was used by Military and/or Government
Filament Vf 7.5 Volts / If 1.75 Ampere / Direct / Battery =

40 mA at 350 V. As an oscillator 5 Watt output power.

Tube prices 4 Tube prices (visible for members only)
Information source Saga of the Vacuum Tube, Tyne   p. 149 & 151
Tube Lore (II)   p. 179

uv~~68.png VT-14: Fin Stewart
Fin Stewart

Just Qvigstad

Collection of




The early production, derived from VT-12, was characterized for the cylinder plate held in place by two wires at the low end welded to two side rods. The plate could be easily tilted by lateral shocks. For this reason it was redesigned with the plate held by four lateral tabs welded to two side rods.

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