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ID = 4674
Tube type:  Beam Power Tube 
Identical to 6BQ6GTB = 6CU6
Similar Tubes
Heater different:
  12BQ6GTB ; 12CU6 ; 25BQ6GTB ; 25CU6

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 1.2 Ampere / Indirect / Specified voltage AC/DC

JEDEC Codes:
Intermediate-Shell Octal:

7-pin JEDEC: B7-7
6-pin JEDEC: B6-81
Short Intermediate-Shell Octal with External Barriers:
7-pin JEDEC: B7-59
6-pin JEDEC: B6-84
5-pin JEDEC: B5-187

Tube prices 2 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
- - Manufacturers Literature   

6bq6gtb_so.png 6BQ6GTB: rtt
Anonymous 10 Collector

Just Qvigstad
6BQ6GTB: RCA Tube Manual
Peter Hoddow

More ...
Usage in Models 2= 1955?? ; 34= 1955? ; 173= 1956? ; 30= 1956 ; 56= 1957? ; 18= 1957 ; 5= 1958? ; 8= 1958 ; 1= 1963??

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):327

Collection of



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