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20DP

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ID = 12384
       
Country:
Spain
Brand: Castilla; Madrid
Tube type:  Diode-Tetrode 
Identical to 20DP

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   


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