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PP431

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ID = 11534
       
Country:
Hungary
Brand: Tungsram; Budapest (see also British T.)
Tube type:  Vacuum Pentode   Power/Output 
Identical to PP431 = L427D = RES374 = C443N
Similar Tubes
Normally replaceable-slightly different:
  D70
Predecessor Tubes PP430  

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Foo)
Filament Vf 4 Volts / If 0.25 Ampere
Information source Taschenbuch zum Röhren-Codex 1948/49   

4_38.png PP431: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
pp431_spec.png
PP431: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

Collection of

 
pp431.jpg

 

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