Antique radios, Old Time Radios
W444
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Country:
Netherlands
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| Identical to |
W444
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| Similar
Tubes |
Normally replaceable-slightly different:
E444
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| Production stop |
Feb.1938 |
| Base |
Europe 7-Pin C7A (Hx C, C7, C) 1933 (Codex=Le)
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| Filament |
Vf 4 Volts / If 1 Ampere / Indirect |
| Description |
The "Röhren-codex" lists this tube as a Thermion tube, but the brand is Longlife.
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature 1934
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W444: Telefunken Werkstattbuch
Wolfgang Bauer
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Just Qvigstad
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