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A31-20W

Information - Help 
ID = 19936
       
 
   
Tube type:  Television picture tube black+white   Indication 
Identical to A31-20W

Base SPECIAL TUBEBASE in general
Filament Vf 11 Volts / If 0.068 Ampere / Indirect
Dimensions (WHD)
incl. pins / tip
257 x 195 x 273 mm / 10.12 x 7.68 x 10.75 inch
Weight 2800 g / 98.77 oz
Information source - - Manufacturers Literature   Telefunken Taschenbuch 1971
 
a3120w_sock.png
A31-20W: Telefunken Taschenbuch 1971
Anonymous 15 Collector

 
a3120w_spec.png
A31-20W: Telefunken Taschenbuch 1971
Anonymous 15 Collector


Usage in Models 1= 1968? ; 2= 1968 ; 2= 1969?? ; 3= 1969 ; 3= 1970?? ; 1= 1970? ; 1= 1970 ; 5= 1971 ; 3= 1972? ; 1= 1972 ; 2= 1973 ; 1= 1977??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):25

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