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R2/30

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ID = 30686
       
 
   
Tube type:  RECTIFIER TUBE (Detail uncertain)   Power-supply 
Identical to R2/30

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Filament
Information source -- Collector info (Sammler)   
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Just Qvigstad

Collection of

 
dsc019301.jpg

R2/30
 

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