• Country
• United States of America (USA)

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

• Year
• 1946

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 58355

• • alternative name: Sonora Electric Phono

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

• Number of Tubes
• 6

• Valves / Tubes
• 12SK7 12SA7 12SK7 12SQ7 35L6GT 35Z5GT

• Main principle
• Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• AC/DC-set / 117 Volt

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

• from Radiomuseum.org
• Model: RQ-222 - Sonora Radio & Telev. Corp.;

• Shape
• Tablemodel, with any shape - general.

• Notes
• Permeability Tuner.

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 16 = ca. 1948 and before

• Other Models

• Here you find 345 models, 207 with images and 259 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sonora Radio & Telev. Corp.; Chicago (IL)