- Country
- Germany
- Manufacturer / Brand
- Radiofrequenz GmbH; Berlin-Friedenau (später Loewe)
- Year
- 1924/1925
- Category
- Audio Amplifier or -mixer
- Radiomuseum.org ID
- 16270
-
- Brand: Ges. für Radiotelephonie mbH
- Number of Tubes
- 2
- Valves / Tubes
- Main principle
- Audio-Amplification
- Wave bands
- - without
- Power type and voltage
- Storage and/or dry batteries
- Loudspeaker
- - For headphones or amp.
- Material
- Wooden case, TUBES VISIBLE.
- from Radiomuseum.org
- Model: EA984 - Radiofrequenz GmbH; Berlin-
- Notes
- 2-stufiger NF-Verstärker
- External source of data
- E. Erb 3-907007-36-0
- Source of data
- Radiokatalog Band 2, Ernst Erb
- Picture reference
- Das Modell ist im «Radiokatalog» (Erb) abgebildet.
- Other Models
-
Here you find 29 models, 19 with images and 5 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Radiofrequenz GmbH; Berlin-Friedenau (später Loewe)