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ID = 20591
Tube type:  Transmitting Triode, air cooled   UHF 
Identical to 6264
Similar Tubes
Normally replaceable-slightly different:
First Source (s)
Nov.1953 : - - Manufacturers Literature RCA datasheet

Base SPECIAL TUBEBASE in general
Filament Vf 6.3 Volts / If 0.28 Ampere / Indirect / Specified voltage AC/DC

UHF, glass-metal pencil transmitting triode. Similar to 6263, with mu increased to 40. Intended for frequency multiplier applications.
Made by RCA, Sylvania and Tung-Sol.

Dimensions (WHD)
incl. pins / tip
x 60 x 25 mm / x 2.36 x 0.98 inch
Weight 24 g / 0.85 oz
Tube prices 1 Tube prices (visible for members only)
Information source Röhren-Taschen-Tabelle, (Franzis RTT)   
- - Manufacturers Literature   Electronics - December, 1954
Tube Lore (I)
6264: O.F.
Otto Frosinn

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6264: RTT Schwandt
Günther Stabe † 19.8.20

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6264: Valvo,Senderöhren, 1983
Anonymous 15 Collector

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Usage in Models 1= 1952

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):1

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