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6BK4

Information - Help 
ID = 4654
       
Country:
United States of America (USA)
Brand: RCA (RCA Victor Co. Inc.); New York (NY)
Tube type:  Sharp cutoff beam triode   Power-supply 
Identical to 6BK4 = 6С20С
Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.2 Ampere / Indirect / Specified voltage AC/DC
Description

For HV Regulation.
<55 kV input; Va < 25kV; Ia <1.5 mA.

 
Tube prices 3 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
- - Manufacturers Literature   
6bk4_basediagram.png 6BK4: 6BK4 TungSol DS 09/01/62
Vitor Oliveira
More ...
Just Qvigstad 		6bk4.png
6BK4: Lorenz Empfänger-Röhren , 9. Auflage
Anonymous 54 Collector
More ...
Usage in Models 5= 1955 ; 19= 1956? ; 26= 1956 ; 45= 1957? ; 9= 1957 ; 13= 1958? ; 31= 1958 ; 1= 1960?? ; 38= 1960 ; 1= 1961?? ; 20= 1964?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):208

Collection of

Collection of a member from D
Vitor Oliveira (P)
Aldo Patriarca (CH)
Pedro Prieto-Castro (E)
Peter Pfeiffer (D)
 
6bk41.jpg

6BK4
 
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