- Country
- United States of America (USA)
- Manufacturer / Brand
- Roth-Downs Manufacturing Co.; St. Paul, MN
- Year
- 1930
- Category
- Car Radio, perhaps also + sound player/recorder
- Radiomuseum.org ID
- 55274
-
- Brand: Orpheus
- Number of Tubes
- 4
- Valves / Tubes
- Main principle
- TRF (Tuned-Radio-Frequency but use of regeneration unknown); Screengrid 1926-1935
- Power type and voltage
- Storage and/or dry batteries
- Material
- Metal case
- from Radiomuseum.org
- Model: Caradio - Roth-Downs Manufacturing Co.;
- Shape
- Chassis only or for «building in»
- Notes
- Storage + Dry Battery
- Price in first year of sale
- 96.00 $
- External source of data
- Ernst Erb
- Source of data
- Radio Collector`s Guide 1921-1932
- Other Models
-
Here you find 16 models, 5 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Roth-Downs Manufacturing Co.; St. Paul, MN