- Country
- Germany
- Manufacturer / Brand
- Tefag; Telephon Aktiengesellschaft vorm. J. Berliner
- Year
- 1929–1931
- Category
- Loudspeaker, headphone or earphone
- Radiomuseum.org ID
- 4845
-
- alternative name: Telephon-Fabrik, AG vorm. J. Berliner
- Loudspeaker
- Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
- Material
- Metal case
- from Radiomuseum.org
- Model: DL20 - Tefag; Telephon
- Notes
- Edyn-LS, offen, bis 4 Watt
- Price in first year of sale
- 74.00 RM
- Source of data
- Arlt's grosser Radiokatalog 1930 / Radiokatalog Band 1, Ernst Erb
- Mentioned in
- Katalog Radio-Zentrale Prohaska 1930/31 (dick)
- Other Models
-
Here you find 262 models, 180 with images and 108 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Tefag; Telephon Aktiengesellschaft vorm. J. Berliner