• Country
• United States of America (USA)

• Manufacturer / Brand
• Sonora Radio & Telev. Corp.; Chicago (IL)

• Year
• 1940–1942

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 58313

• • alternative name: Sonora Electric Phono

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

• Number of Tubes
• 5

• Valves / Tubes
• 1A7GT 1N5GT 1H5GT 1A5GT 35Z5GT

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

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Line / Batteries (any type) / 110-120 ACDC / 6 & 90 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm

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

• from Radiomuseum.org
• Model: KBU-168 Ch= KB - Sonora Radio & Telev. Corp.;

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

• Dimensions (WHD)
• 14 x 9.5 x 6.25 inch / 356 x 241 x 159 mm

• Notes

• Built-in loop antenna. In streamlined portable case with Brown luggage-cloth covering.

• 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 18 = 1949 and before

• Mentioned in
• Collector's Guide to Antique Radios 4. Edition (Rider's Changes Page 18-11)

• Literature/Schematics (1)
• Radio Retailing (Radio & Television R.) (May 1941.)

• Literature/Schematics (3)
• -- Original prospect or advert (The Sonora Folder for 1942.)

• Other Models

• Here you find 338 models, 206 with images and 253 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sonora Radio & Telev. Corp.; Chicago (IL)