Antique radios, Old Time Radios
10-250
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Country:
Netherlands
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| Identical to |
10-250
|
| Similar
Tubes |
Normally replaceable-slightly different:
D404
; RE604
|
| Production stop |
Feb.1938 |
| Base |
Europe 4-Pin B4 (Eu A, E, 4A) 1914
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| Filament |
Vf 4 Volts / If 1 Ampere / Direct |
| Description |
This is a tube from the Thermion Technica series of power amplifiers and power rectifiers.
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| Information source |
- - Manufacturers Literature 1-9-1935
- - -
- - -
- - -
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10-250: Prüfkarte Röhrenprüfgerät W 18N
Jörg Kulbe
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Just Qvigstad
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10-250: own collection
Peter den Boer
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