• Country
• United States of America (USA)

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

• Year
• 1939

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 67699

• • alternative name: Chicago Radio Lab

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

• Number of Tubes
• 6

• Valves / Tubes
• 6D8G 6S7G 6S7G 6T7G 6G6G 6G6G

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Wave bands
• Broadcast, Short Wave(s) and Police.

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / =6 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 6B321 6-B-321 Ch=5653 - Zenith Radio Corp.; Chicago,

• Shape
• Tablemodel with Push Buttons.

• Dimensions (WHD)
• 18 x 11.4 x 8.5 inch / 457 x 290 x 216 mm

• Notes
• Farm radio; vibrator for +B;

• Price in first year of sale
• 45.00 $

• 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 9 = 1938 and before

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

• Literature/Schematics (1)
• Zenith Radio The Glory Years 1936-1945

• Other Models

• Here you find 4491 models, 4096 with images and 3595 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zenith Radio Corp.; Chicago, IL