• Country
• United States of America (USA)

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

• Year
• 1937

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 67624

• • alternative name: Chicago Radio Lab

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

• Number of Tubes
• 5

• Valves / Tubes
• 6A8G 6K7G 6Q7G 6F6G 5Y4G

• Main principle
• Superheterodyne (common); ZF/IF 456 kHz

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 110 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 5 cm = 2 inch

• Power out
• 3.5 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 5R226 Childs Radio Ch= 5526 - Zenith Radio Corp.; Chicago,

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 9.5 x 16.4 x 9 inch / 241 x 417 x 229 mm

• Notes
• Miniature child´s console.

• Net weight (2.2 lb = 1 kg)
• 16 lb 8 oz (16.5 lb) / 7.491 kg

• Price in first year of sale
• 26.00 $

• 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 8 = 1937 and before

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

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

• Literature/Schematics (2)
• Table Top Radios Vol. 1 Stein 98 (page 170.)

• Literature/Schematics (3)
• Cathedral & Tombstone Radios (page 283.)

• Other Models

• Here you find 4439 models, 4070 with images and 3531 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zenith Radio Corp.; Chicago, IL