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PP401

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ID = 3193
       
 
   
Tube type:  Vacuum Pentode   Power/Output 
Identical to PP401

Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / Direct
 
h_tungsram_pp401_front.jpg
PP401: Tóth Ferenc
Sandor Selyem-Tóth

 

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