- 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
 
 
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 4519 models, 4111 with images and 3656 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Zenith Radio Corp.; Chicago, IL