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ID = 54333
United States of America (USA)
Brand: RCA (RCA Victor Co. Inc.); New York (NY)
Tube type:  Transmitting Tetrode, air cooled   beam power 
Identical to 8168 = 4CX1000A

Base SPECIAL TUBEBASE in general
Filament Vf 6 Volts / If 10 Ampere / Half indirect
Dimensions (WHD)
incl. pins / tip
86 x 122 x mm / 3.39 x 4.80 x inch
Information source - - Manufacturers Literature   RCA Brochure 1966
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8168: Manufacturer's Literature
Emilio Ciardiello

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