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OS450c

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ID = 12858
       
Country:
Denmark
Brand: Oxytron (tubes) Danmark
Tube type:  Screen-grid Tetrode 
Identical to OS450c = DS1

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Er)
Filament Vf 4 Volts / If 0.06 Ampere
Information source Taschenbuch zum Röhren-Codex 1948/49   


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