Antique radios, Old Time Radios
Wi33
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Country:
Germany
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| Identical to |
Wi33
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| Similar
Tubes |
Normally replaceable-slightly different:
452
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| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=E)
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| Was used by |
Radio/TV-reception etc. |
| Filament |
If 1.15 Ampere / Specified current AC/DC ~ = (Series working) |
| Description |
Wi33 wird der in der Röhren-Taschen-Tabelle von 1949 als Urdox gelistet. Dies ist nach aktuellem Kenntnisstand nicht zutreffend, es ist davon auszugehen, dass es sich um einen Eisenwasserstoff-Widerstand handelt.
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
Röhren-Vademecum; P.H. Brans; Antwerpen 1946
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Wi33: Beier, Röhrentaschenbuch 1958
Oskar Elm
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Just Qvigstad
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