• Country
• United States of America (USA)

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

• Year
• 1950

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 68193

• • alternative name: Chicago Radio Lab

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

• Number of Tubes
• 7

• Valves / Tubes
• 12BA6 12AT7 12BA6 12BA6 12AU6 19T8 35B5

• Main principle
• Superhet with RF-stage; ZF/IF 455/10700 kHz

• Tuned circuits
• 6 AM circuit(s)     9 FM circuit(s)

• Wave bands
• Broadcast (BC) and FM or UHF.

• Power type and voltage
• AC/DC-set / 117 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm

• Material
• Bakelite case

• from Radiomuseum.org
• Model: G724 Ch= 7G02 - Zenith Radio Corp.; Chicago,

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 308 x 180 x 178 mm / 12.1 x 7.1 x 7 inch

• Notes

• Power Consumption: 30 W

  Uses selenium rectifier instead rectifier tube.

• Net weight (2.2 lb = 1 kg)
• 3.7 kg / 8 lb 2.4 oz (8.15 lb)

• External source of data
• Ernst Erb

• Source of data
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Circuit diagram reference
• Rider's Perpetual, Volume 21, Copyright 1950

• Mentioned in
• Collector's Guide to Antique Radios 4. Edition

• Other Models

• Here you find 4496 models, 4101 with images and 3615 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zenith Radio Corp.; Chicago, IL