History of the manufacturer
Gefra, Ges. für Radio Apparate Bau, Wohlfeil-Mot. Werke; Berlin
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| Name: | Gefra, Ges. für Radio Apparate Bau, Wohlfeil-Mot. Werke; Berlin (D) |
| Abbreviation: | gefra |
| Summary: |
Gefra, Ges. für Radioapparatebau mbH bzw. Wohlfeil Motoren Werke, Radio-Abt.; Berlin N 39 (N 19?): Info Dr.H.Börner: 1923-24. Siehe auch eine Gefra in Österreich. |
| History: |
Some models:
| Country | Year | Name | 1st Tube | Notes |
|---|---|---|---|---|
| D | 23/24 | 2-Röhrengerät | Export (englische Beschriftung), Flachpult. | |
| D | 24/25 | D30 | evtl. nur 2 Rö | |
| D | 24/25 | NF-Verstärker V30 | ||
| D | 24/25 | D20 |
[rmxhdet-en]
Further details for this manufacturer by the members (rmfiorg):
GFGF-Archiv
| Data Compliance | More Information |