• Country
• United States of America (USA)

• Manufacturer / Brand
• Western Auto Supply Co. (Truetone); Kansas City (MO)

• Year
• 1946/1947

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 65812

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

• Number of Tubes
• 4

• Valves / Tubes
• 1A7 1N5 1H5 3Q5

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Dry Batteries / 1.5 & 90 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6.25 inch = 15.9 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: D2644 Truetone - Western Auto Supply Co.

• Shape
• Tablemodel, with any shape - general.

• Notes
• Photofact lists this Western Auto Supply Co. model D2644 under the trade name Truetone. Riders lists as Western Auto Supply Co. and features the models D2624 Early, Late, D2630 and model D2644 on the same replacement part sheet but the D2644 has its own schemnatic.
  The Truetone D2644 is an Battery Operated Superheterodyne Receiver.

• 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 16 = ca. 1948 and before

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date Jan 1947, Set 11, Folder 471-30)

• Literature/Schematics (2)
• Machine Age to Jet Age II (page 307.)

• Other Models

• Here you find 900 models, 514 with images and 794 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Western Auto Supply Co. (Truetone); Kansas City (MO)