- Country
- United States of America (USA)
- Manufacturer / Brand
- Wireless Improvement Co.; New York City, New York
- Year
- 1922
- Category
- Detector-Radio (Crystal or diode, without tubes/transistors)
- Radiomuseum.org ID
- 66897
- Main principle
- Crystal or Solid State Detector
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- No Power needed
- Loudspeaker
- - For headphones or amp.
- from Radiomuseum.org
- Model: 178 - Wireless Improvement Co.; New
- Notes
- One dial (primary tuning control knob)
- External source of data
- Ernst Erb
- Source of data
- Radio Collector`s Guide 1921-1932
- Other Models
-
Here you find 18 models, 15 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Wireless Improvement Co.; New York City, New York