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DS228

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ID = 12683
       
Country:
Hungary
Brand: Tungsram; Budapest (see also British T.)
Tube type:  Diode-Tetrode 
Identical to DS228

Base Europe 7-Pin C7A (Hx C, C7, C) 1933 (Codex=Lc)
Filament Vf 20 Volts / If 0.18 Ampere
Information source Taschenbuch zum Röhren-Codex 1948/49   

ds228_so.png DS228: rtt
Anonymous 10 Collector


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