• Country
• United States of America (USA)

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

• Year
• 1962

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 129333

• • alternative name: Chicago Radio Lab

• Number of Transistors
• 8

• Semiconductors

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz

• Wave bands
• Broadcast, Long Wave and Short Wave.

• Power type and voltage
• Dry Batteries / C: 6 x 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Royal 790 Super Navigator Ch= 8GT43Z2 - Zenith Radio Corp.; Chicago,

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 230 x 140 x 110 mm / 9.1 x 5.5 x 4.3 inch

• Notes
• Internal ferrite rod antenna. Basically Royal 780 with the addition of 2-4.9 MHz Marine weather-navigation band.

• Net weight (2.2 lb = 1 kg)
• 2.1 kg / 4 lb 10 oz (4.626 lb)

• Mentioned in
• Zenith Transistor Radios

• Author
• Model page created by Konrad Birkner † 12.08.2014. See "Data change" for further contributors.

• 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