• Country
• United States of America (USA)

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

• Year
• 1951 ?

• Category
• Car Radio, perhaps also + sound player/recorder

• Radiomuseum.org ID
• 65870

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

• Number of Tubes
• 5

• Valves / Tubes
• 6BA6 6BE6 6BA6 6AV6 6AQ5

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

• Tuned circuits
• 7 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage Battery for all (e.g. for car radios and amateur radios) / 6 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6 inch = 15.2 cm

• Power out
• 2.2 W (unknown quality)

• Material
• Metal case

• from Radiomuseum.org
• Model: D4142A Truetone Ch= 25C23-11 - Western Auto Supply Co.

• Shape
• Chassis only or for «building in»

• Notes

• The Western Auto Supply Model Truetone D4142A is an Battery operated Universal Automotive, Superheterodyne Receiver. Syncron Vibrator for +B.

   

   

• External source of data
• Ernst Erb

• Circuit diagram reference
• Beitman Radio Diagrams Vol. 11, 1951

• Mentioned in
• Rider's Perpetual, Volume 22 = covering 1951

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 8-51, Set 142, Folder 14)

• Other Models

• Here you find 903 models, 516 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)