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ID = 28345
Tube type:  Double Triode   Controlling (mu) 
Identical to 8BQ7A
Similar Tubes
Heater different:

Base Noval, 9 pin miniature (USA pico-9) B9A
Was used by Radio/TV-reception etc.
Filament Vf 8.4 Volts / If 0.3 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Dimensions (WHD)
incl. pins / tip
22 x 54 x mm / 0.87 x 2.13 x inch
Weight 8 g / 0.28 oz
Information source -- Collector info (Sammler)   

8BQ7A: R. Aufils
Raynal Aufils
    More ...
6bq7a~~1.png 8BQ7A: Bauer Wolfgang
Wolfgang Bauer

Just Qvigstad
8BQ7A: Mazda catalogue 1960
Patrice Zeissloff

Collection of



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