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KR2

Information - Help 
ID = 7972
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  High-vacuum Rectifier 
Identical to KR2

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=B)
Filament Indirect
Information source Taschenbuch zum Röhren-Codex 1948/49   
 

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