Antique radios, Old Time Radios
4A21_Ultron
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Country:
Belgium
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| Identical to |
4A21_Ultron
= AB2
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| Base |
Europe side contact, small P5 (Au V, 5E) (Codex=Gd)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
Vf 4 Volts / If 0.65 Ampere / Indirect / Specified voltage AC/DC |
| Information source |
Taschenbuch zum Röhren-Codex 1948/49
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4A21_Ultron: Telefunken Werkstattbuch
Wolfgang Bauer
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Just Qvigstad
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