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21ADP4

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ID = 49172
       
 
   
Tube type:  Television picture tube black+white 
Identical to 21ADP4

Filament
Description verwendet in Dumont Chassis RA-402, RA-403 
Information source Photofact Folder, Howard W. SAMS   Date 8-58, Set 408, Folder 1
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Usage in Models 7= 1956 ; 1= 1959 ; 1= 1960??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):9
 

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