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25D8

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ID = 9629
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Diode-Triode-Pentode   RF/IF-Stage 
Identical to 25D8 = 25D8GT

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ua)
Filament Vf 25 Volts / If 0.15 Ampere / Indirect
Information source Taschenbuch zum Röhren-Codex 1948/49   

25d8.png
25D8: Schematic from my documents.
Pier Antonio Aluffi

397.png 25D8: Telefunken Werkstattbuch
Wolfgang Bauer


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