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P422

Information - Help 
ID = 11418
       
Country:
Austria
Brand: Triotron (tubes) = Brand of Schrack, Austria
Tube type:  Vacuum Pentode   Power/Output 
Identical to P422

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   

_422_2.png
P422: Переносные транзисторные радиоприемники второго класса
Anonymous 413 Collector

4_30.png P422: Telefunken Werkstattbuch
Wolfgang Bauer


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