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449

Information - Help 
ID = 18041
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Current Regulator, Iron in Hydrogen 
Identical to 449

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Bc)
Filament
Description

used in 110V AC Sets w/70-90V Pri. Transformer

 
Information source Taschenbuch zum Röhren-Codex 1948/49   


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