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185R8

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ID = 18028
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Current Regulator, Iron in Hydrogen 
Identical to 185R8
Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bc)
Filament
Information source Taschenbuch zum Röhren-Codex 1948/49   
0_ball_11_53.png 185R8
Emilio Ciardiello

Just Qvigstad
Usage in Models 1= 1933? ; 1= 1934?? ; 1= 1934? ; 2= 1935?? ; 1= 1935? ; 2= 1935 ; 1= 1936 ; 3= 1938? ; 1= 1938 ; 1= 1939?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):14

Collection of

Carlos Lazarini (BR)
 
tube_185r8_usa_1~~1.jpg

185R8
 
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