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A256

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ID = 25779
       
Country:
France
Brand: Visseaux / Télévisso; Lyon / Paris
Tube type:  Triode, vacuum   Universal 
Identical to A256 = 56
First Source (s)
1932 : Vol. 7, 1992.

Base UY-Base, 5 Pins (USA, April 1927)
Filament Vf 2.5 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Information source Babani, International Radio Tube Encyclopaedia   
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f_visseaux_a256_1.jpg
A256: Röhre aus französischem Radiogerät
Karlheinz Gützlaff

 
a256_so.png
A256: ARRL Handbook 1972
Michael Schlör

 

from Just Qvigstad

Usage in Models 1= 1933 ; 1= 1935

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2


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