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540-113

Information - Help 
ID = 31035
       
 
   
Tube type:  Vibrator 
Identical to 540-113

Filament
Description Chopper. Center tapped coil wires are terminated on four a large pins base. SPDT contacts are on top three pins connector. Ballantine branded, possibly Airpax production. 
Literature -- Collector info (Sammler)   
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540113_bec.jpg
540-113: Private collection
Emilio Ciardiello

 


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