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ID = 15011
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Transmitter Triode, liquid-cooling   VHF 
Identical to VT-122 = 530 = GL-530 = WL-530
First year 1927 Tube leaflet collection E.Erb Analysis by original leaflets

Was used by Radar
Filament Vf 7.5 Volts / If 80 Ampere / Direct

Distilled-water cooled triode for pulsed operation. Thoriated-tungsten filament, 80A peak emission. 15KV peak voltage, 8KW plate dissipation, 120MHz full ratings.
Used in BC-400B of SCR-270 radar..

Developed by Westinghouse around 1939, registered to the same firm in December 1945.

Information source Taschenbuch zum Röhren-Codex 1948/49   
Tube Lore (I)   
VT-122: Manufacturer's Literature
Emilio Ciardiello

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