Antique radios, Old Time Radios
EF173
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Country:
Germany
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| Identical to |
EF173
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| Similar
Tubes |
Heater different:
UF173
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| First Source
(s) |
Jan.1951 : Funkschau # 1
|
| Predecessor Tubes |
EF13
|
| Base |
GNOM 11-pin (DDR)
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| Filament |
Vf 6.3 Volts / Indirect |
| Description |
8-pol. Sockel nur als Prototyp, nicht in Serie gegangen
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EF173: Datenblatt Funkwerk Erfurt
Wolfgang Eckardt
More ...
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Just Qvigstad
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EF173: My schematic collection.
Pier Antonio Aluffi
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Collection of
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