• Country
• United States of America (USA)

• Manufacturer / Brand
• Zenith Radio Corp.; Chicago, IL

• Year
• 1948/1949

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 235654

• • alternative name: Chicago Radio Lab

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 4

• Valves / Tubes
• 1R5 1U4 1S5 3V4

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Line / Batteries (any type) / 110-125; 1.5 & 67,5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3.5 inch = 8.9 cm

• Material
• Bakelite or Plastics (type unknown)

• from Radiomuseum.org
• Model: 4G800WZ Ch= 4E41Z [white] - Zenith Radio Corp.; Chicago,

• Shape
• Portable set > 8 inch (also usable without mains)

• Notes

• Three Power Operated Portable Superheterodyne Receiver with Loop Antenna                  AM: 535-1620kc.

  Color : white.

  Employs a 3V4 output tube, while the 4G800 used a 3Q4, which is not pin compatible.

• Mentioned in
• Photofact Folder, Howard W. SAMS (4822-23 Set 52 Folder 23)

• Author
• Model page created by Friedrich Weber † 12.09.2014. See "Data change" for further contributors.

• Other Models

• Here you find 4491 models, 4096 with images and 3603 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zenith Radio Corp.; Chicago, IL