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6-1

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ID = 17950
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Current Regulator, Iron in Hydrogen   Power-supply 
Identical to 6-1
Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=B)
Was used by Radio/TV-reception etc.
Filament Specified current AC/DC ~ = (Series working)
Information source Taschenbuch zum Röhren-Codex 1948/49   
0_ball_6_42.png 6-1
Emilio Ciardiello

Just Qvigstad
Usage in Models 3= 1935 ; 2= 1936?? ; 5= 1937 ; 1= 1938
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):11

Collection of

Neil Van Dusen (CDN)
 
6_1_ballast_tube.jpg

 
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