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419

Information - Help 
ID = 28228
       
 
   
Tube type:  UNKNOWN 
Identical to 419

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament
Dimensions (WHD)
incl. pins / tip
x 115 x mm / x 4.53 x inch
Weight 230 g / 8.11 oz
Information source -- Collector info (Sammler)   


Just Qvigstad

Collection of

 
sperry_419_001.jpg

419
 

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