- Country
- Switzerland
- Manufacturer / Brand
- Sondyna AG; Zürich-Effretikon
- Year
- 1937 ?
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 13568
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 5
- Main principle
- Superheterodyne (common)
- Power type and voltage
- Alternating Current supply (AC) / 110-240 Volt
- Loudspeaker
- Permanent or electro-dynamic (moving coil), system not known yet.
- from Radiomuseum.org
- Model: AK57 - Sondyna AG; Zürich-Effretikon
- External source of data
- E. Erb 3-907007-36-0
- Source of data
- Radiokatalog Band 2, Ernst Erb
- Circuit diagram reference
- Die «Thali Schemasammlung» führt das Modell.
- Other Models
-
Here you find 177 models, 112 with images and 115 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Sondyna AG; Zürich-Effretikon