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ID = 4661
Tube type:  Double Triode 
Identical to 6BK7B = 7028
Predecessor Tubes 6BK7A  

Base Noval, 9 pin miniature (USA pico-9) B9A
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.45 Ampere / Indirect / Parallel / series AC/DC
Tube prices 3 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
6BK7B: scc
Christian Schaufelberger

6BK7B: RTT Schwandt
Günther Stabe † 19.8.20

6BK7B: RCA Tube Manual
Peter Hoddow

from Just Qvigstad

Usage in Models 3= 1956? ; 1= 1957? ; 12= 1958 ; 43= 1959? ; 5= 1959 ; 1= 1960?? ; 1= 1960

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):66

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