- Country
- United States of America (USA)
- Manufacturer / Brand
- Zenith Radio Corp.; Chicago, IL
- Year
- 1928
- Category
- Broadcast Receiver - or past WW2 Tuner
- Radiomuseum.org ID
- 67417
-
- alternative name: Chicago Radio Lab
333 1928 Ebay seller generation-gap
Click on the schematic thumbnail to request the schematic as a free document.
- Number of Tubes
- 6
- Main principle
- TRF without regeneration
- Tuned circuits
- 4 AM circuit(s)
- Wave bands
- Broadcast only (MW).
- Power type and voltage
- Powered by external power supply or a main unit. / 115 Volt
- Loudspeaker
- - For headphones or amp.
- Material
- Wooden case
- from Radiomuseum.org
- Model: 333 - Zenith Radio Corp.; Chicago,
- Shape
- Tablemodel, with any shape - general.
- Notes
- Power Supply ZE-17 with tube CX-371A.
One dial (primary tuning control knob)
- Price in first year of sale
- 150.00 $
- 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)
- Literature/Schematics (1)
- Zenith Radio The Early Years 1919-1935
- 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