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1921

Information - Help 
ID = 18070
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Current Regulator, Iron in Hydrogen 
Identical to 1921

Base Edison, size not known (Codex=Edison 27 mm)
Filament
Description 20...60V; 1,4A. 
Information source Taschenbuch zum Röhren-Codex 1948/49   
Röhren-Taschenbuch (frühe Ausgaben, spätere siehe andere Einträge)   

 

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