Antique radios, Old Time Radios
DB9-4
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Country:
Netherlands
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| Identical to |
DB9-4
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| Base |
SPECIAL TUBEBASE in general (Codex=Sp 31)
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| Filament |
Vf 4 Volts |
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
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DB9-4: RTT Schwandt
Günther Stabe † 19.8.20
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DB9-4: SEL Handbuch 1964
Peter Hoddow
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Collection of
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