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ID = 4940
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Triple Triode   Power/Output 
Identical to 6J9

Base Noval+1 (10= center pin) = B10G = E10-73
Filament Indirect
Description Gegentakt-Endröhre mit Treiberstufe. 10-Stift-Spezialsockel. 6,3 Vf, 0.45 Af, 2 Watt pro System, insgesamt max. 5 Watt. 125 Va, 6 mA bei -1 Volt. 
Tube prices 1 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
6J9: Photo of tube from my collection - TS
Tomasz Szczesniak

More ...
6J9: KoBi
Konrad Birkner † 12.08.2014

6J9: Sylvania technical manual1975
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