- Country
- United States of America (USA)
- Manufacturer / Brand
- Zenith Radio Corp.; Chicago, IL
- Year
- 1930
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 67916
-
- alternative name: Chicago Radio Lab
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 9
- Main principle
- TRF without regeneration; Screengrid 1926-1935
- Tuned circuits
- 5 AM circuit(s)
- Power type and voltage
- Alternating Current supply (AC) / 50/60 Hz: 110 Volt
- from Radiomuseum.org
- Model: 70 - Zenith Radio Corp.; Chicago,
- Notes
- One dial (primary tuning control knob)
- External source of data
- Ernst Erb
- Source of data
- Radio Collector`s Guide 1921-1932
- Circuit diagram reference
- Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)
- Mentioned in
- -- Schematic (La Riparazione degli Apparecchi Radio, Delforno - Colciago, Italy 1941)
- Other Models
-
Here you find 4505 models, 4101 with images and 3631 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Zenith Radio Corp.; Chicago, IL