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431QQ44

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ID = 20530
       
Country:
Czechoslovakia
Brand: Tesla; Praha, Bratislava etc.
Tube type:  Television picture tube black+white 
Identical to 431QQ44

Base Duodecal (12-pin), B12A (not glass)
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC


Just Qvigstad
431qq44_cs.png
431QQ44: Tesla Prirucni katalog obrazovek 61-64
Michal Patek

Usage in Models 3= 1962 ; 2= 1963 ; 1= 1964? ; 1= 1964

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):7

Collection of

 
d_431qq44_01_2014.jpg

431QQ44
 

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