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ID = 33965
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Transmitting Triode, air cooled   UHF 
Identical to 8012A = GL8012A
Similar Tubes
Normally replaceable-slightly different:
Other base:
First Source (s)
15.May.1945 : Electron Tube Registration List 402
Predecessor Tubes 8012  

Base Wires Wires only.
Filament Vf 6.3 Volts / If 1.9 Ampere / Direct
Description UHF air cooled transmitting triode, capable of operating as oscillator or amplifier. With forced air cooling it can deliver 50W at 400MHz and operate up to 600MHz at reduced power. Four side wires, two for the grid and two more for the anode. Flying wires for center-tapped heater connections. The plate shows orange-red color, when tube is operated at full CCS ratings.
GE, RCA and Slater known manufacturers.
Improved 8012 with plate of gettering metal, probably tantalum. No visible getter inside. 
Information source Tube Lore (I)   
- - Manufacturers Literature   
8012A: Patrice ZEISSLOFF
Patrice Zeissloff

8012A: Manufacturer's Literature
Emilio Ciardiello

8012A: Manufacturer's Literature
Emilio Ciardiello

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