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A4DP1

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ID = 13657
       
Country:
Spain
Brand: Castilla; Madrid
Tube type:  Diode-Triode   Audio Frequency 
Identical to A4DP1 = E444S = REN924

Base Europe 5-Pin (O5A, B5) (Codex=F)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
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A4DP1: Telefunken Werkstattbuch
Wolfgang Bauer

 

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