• Country
• United States of America (USA)

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

• Year
• 1936

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 112053

• • alternative name: Chicago Radio Lab

• Number of Tubes
• 5

• Valves / Tubes
• 15 15 75 38 80

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

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Alternating Current supply (AC) / 240 Volt

• Loudspeaker
• Magnetic loudspeaker (reed) generic. / Ø 6 inch = 15.2 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: 4V31 Ch= 5405 modified [AC modified] - Zenith Radio Corp.; Chicago,

• Shape
• Tablemodel, Tombstone = decorative upright, not cathedral but can have rounded edges.

• Dimensions (WHD)
• 12.75 x 15.625 x 10.125 inch / 324 x 397 x 257 mm

• Notes
• Modification of Farm Radio 4V31 ch=5405 for AC 240 V. Professionally made. Probably by a European Importer. Vibrator and original Transformer replaced by rectifier tube and mains transformer.

• Net weight (2.2 lb = 1 kg)
• 8 kg / 17 lb 9.9 oz (17.621 lb)

• Source of data
• -- Collector info (Sammler)

• Mentioned in
• Zenith Radio The Glory Years 1936-1945

• Literature/Schematics (1)
• Rider's Perpetual, Volume 6 = 1935 and before (for the basic model, not the Power Supply)

• Author
• Model page created by Gian-Fausto Balestra. 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