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A247

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ID = 25777
       
Country:
France
Brand: Visseaux / Télévisso; Lyon / Paris
Tube type:  Vacuum Pentode   Power/Output 
Identical to A247 = 47 = G-47

Base UY-Base, 5 Pins (USA, April 1927)
Filament Vf 2.5 Volts / If 1.75 Ampere / Direct / Parallel, (AC/DC)
Literature Babani, International Radio Tube Encyclopaedia   
 
a247_visseaux_p01_s.jpg
A247: Collection Patrice ZEISSLOFF
Patrice Zeissloff

 
a247_so.png
A247: ARRL Handbook 1972
Michael Schlör

 

Usage in Models 1= 1933?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1


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