• 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
• 74818

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

• Number of Tubes
• 6

• Valves / Tubes
• 6SK7 6SA7 6SK7 6SQ7 6K6 5Y3GT

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

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Details
• Record Player (perh.Changer)

• Power type and voltage
• Alternating Current supply (AC) / 117 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: D1644 "Truetone" - Western Auto Supply Co.

• Shape
• Console, Highboy (legs > 50 %).

• Notes
• Factory Number P108D.
  Photofact see under Trade name: Truetone.
  The Truetone model D1644 is an AC Operated Combination Auto. Phono. - Superheterodyne Receiver with Self Contained Loop Antenna.

• Circuit diagram reference
• Rider's Perpetual, Volume 17 = 1948 and before

• Mentioned in
• Beitman Radio Diagrams, Vol. 07, 1947

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date: Jan 1947, Set 12, Folder 472-30)

• Author
• Model page created by Arpad Roth † 27.3.17. See "Data change" for further contributors.

• Other Models

• Here you find 901 models, 515 with images and 795 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)