- Country
- Germany
- Manufacturer / Brand
- Deradio AG (später mit Zusatz: E. Schwaan & Zimmermann); Berlin
- Year
- 1924/1925
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 14155
-
- Brand: Schwaan & Zimmermann AG, Berlin O 27
- Number of Tubes
- 3
- Valves / Tubes
- Main principle
- TRF with regeneration; 1 Special; 1 AF stage(s)
- Tuned circuits
- 2 AM circuit(s)
- Power type and voltage
- Storage and/or dry batteries
- Loudspeaker
- - For headphones or amp.
- from Radiomuseum.org
- Model: PR3 - Deradio AG später mit Zusatz:
- External source of data
- E. Erb 3-907007-36-0
- Source of data
- Radiokatalog Band 2, Ernst Erb
- Circuit diagram reference
- Info Dr. H. Börner without schematic
- Other Models
-
Here you find 20 models, 3 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Deradio AG (später mit Zusatz: E. Schwaan & Zimmermann); Berlin