- Country
- Germany
- Manufacturer / Brand
- Tefag; Telephon Aktiengesellschaft vorm. J. Berliner
- Year
- 1929 ?
- Category
- Audio Amplifier or -mixer
- Radiomuseum.org ID
- 4844
-
- alternative name: Telephon-Fabrik, AG vorm. J. Berliner
- Number of Tubes
- 6
- Main principle
- Audio-Amplification
- Wave bands
- - without
- Power type and voltage
- Alternating Current supply (AC)
- Loudspeaker
- - For headphones or amp.
- Material
- Metal case
- from Radiomuseum.org
- Model: 20K - Tefag; Telephon
- Source of data
- Radiokatalog Band 1, Ernst Erb
- Circuit diagram reference
- Röhren in FS-Bestückungstabellen
- 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