• 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
• 68097

• • alternative name: Chicago Radio Lab

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

• Number of Tubes
• 8

• Valves / Tubes
• 6K7 6A8 6K7 6H6 6C5 6F5 6F6 5Y3

• Main principle
• Superhet with RF-stage; ZF/IF 456 kHz

• Wave bands
• Broadcast (MW), Police, sometimes also early TV (75-200m).

• Power type and voltage
• Alternating Current supply (AC) / 115 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 8 inch = 20.3 cm

• Power out
• 4 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 8S129 Ch= 5801 - Zenith Radio Corp.; Chicago,

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

• Dimensions (WHD)
• 17.1 x 22.3 x 12.1 inch / 434 x 566 x 307 mm

• Notes

• Cabinet:
  Dial panel is of figured butt walnut, flanked by decorative strips or striped Oriental walnut. Top in hardwood, fluted, with reeded corners. Vertical edges are fluted.

  Wave bands:
  Tuning range of 3 bands covering
  538 - 1,780 Kc (557 - 168.2 m)
  1,740 - 6,040 Kc (172.4 - 49.6 m)
  5,500 - 19,250 Kc (54.5 - 15.5 m)

• Net weight (2.2 lb = 1 kg)
• 42 lb 0 oz (42 lb) / 19.068 kg

• Price in first year of sale
• 75.00 $

• 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 169.)

• Literature/Schematics (3)
• Cathedral & Tombstone Radios (page 281.)

• 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