• Country
• United States of America (USA)

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

• Year
• 1934

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 68066

• • alternative name: Chicago Radio Lab

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

• Number of Tubes
• 7

• Valves / Tubes
• 6D6 6D6 6D6 37 75 42 80

• Main principle
• Superhet with RF-stage; ZF/IF 485 kHz

• Wave bands
• Broadcast and Short Wave (SW).

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

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: 870 Ch= 5701 - Zenith Radio Corp.; Chicago,

• Shape
• Console, Lowboy (legs < 50 %).

• Dimensions (WHD)
• 0 x 39.25 x 0 inch / 0 x 997 x 0 mm

• Notes
• 6-legged lowboy with stretcher base.

• Price in first year of sale
• 80.00 $

• 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 5 = ca. 1934 and before

• Mentioned in
• Pre-War Consoles

• 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