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447A

Information - Help 
ID = 35130
       
Country:
United States of America (USA)
Brand: Western Electric Company Inc.; New York (NY)
Tube type:  Voltage Regulator, single 
Identical to 447A

Base Noval, 9 pin miniature (USA pico-9) B9A
Filament
Description Voltage reference and indicator; 82V, 8mA. 
Information source Tube Lore (I)   
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