TW-49 Ch= TW (TWU)

• Country
• United States of America (USA)

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

• Year
• 1939/1940

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 58380

• • alternative name: Sonora Electric Phono

• Picture
• Schematics

Previous Next

Previous Next

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

• Number of Tubes
• 5

• Valves / Tubes
• 12A8GT 12K7GT 12Q7GT 35L6GT 35Z5GT

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

• Tuned circuits
• 5 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 6 inch = 15.2 cm

• Material
• Bakelite case

• from Radiomuseum.org
• Model: TW-49 Ch= TW - Sonora Radio & Telev. Corp.;

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Dimensions (WHD)
• 11 x 6 x 6 inch / 279 x 152 x 152 mm

• Notes

• This radio existed in brown, black as well as white painted bakelite. There was also a beetle version, which is rather rare today, due to the nature of beetle in itself.
  Built-in loop antenna; push-button tuner; phono or television input.

• Price in first year of sale
• 9.86 $

• External source of data
• Ernst Erb

• Source of data
• The Radio Collector's Directory and Price Guide 1921 - 1965

• Mentioned in
• Collector's Guide to Antique Radios 4. Edition

• Literature/Schematics (1)
• p 28

• Literature/Schematics (2)
• Machine Age to Jet Age II

• Literature/Schematics (3)
• Table Top Radios Vol. 1 Stein 98 (page 148.)

• Literature/Schematics (4)
• -- Original prospect or advert (The Sonora Folder for 1940.)

• Other Models

• Here you find 344 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)