• 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
• 68196

• • alternative name: Chicago Radio Lab

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

• Number of Tubes
• 8

• Valves / Tubes
• 12BA6 12AT7 12BA6 12BA6 12AU6 19T8 25L6GT 25Z6GT

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

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

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

• Details
• Changer (Record changer)

• Power type and voltage
• Alternating Current supply (AC) / 117 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 12 inch = 30.5 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: G881 Ch= 8G20 - Zenith Radio Corp.; Chicago,

• Shape
• Console with any shape - in general

• 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

• 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