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A677

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ID = 25787
       
Country:
France
Brand: Visseaux / Télévisso; Lyon / Paris
Tube type:  Vacuum Pentode   Universal 
Identical to A677 = 77
First Source (s)
1933 : Vol. 7

Base 6-Pin-Base U6A, old, USA
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
Literature Babani, International Radio Tube Encyclopaedia   
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A677
Jean-Jacques Pontigny

 
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A677: ARRL Handbook 1972
Michael Schlör

 


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