• Country
• United States of America (USA)

• Manufacturer / Brand
• Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)

• Year
• 1953

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

• Radiomuseum.org ID
• 101544

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

• Number of Tubes
• 6

• Valves / Tubes
• 6BD6 6BE6 6BD6 6AT6 6AQ5 6X4

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• 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)

• Power out
• 3.5 W (max.)

• Material
• Metal case

• from Radiomuseum.org
• Model: CTM3 - Motorola Inc. ex Galvin Mfg.Co

• Shape
• Chassis only or for «building in»

• Notes

• Tuning Range: 540 - 1605 kHz

  For 1953 Chevrolet Automobiles.

• Circuit diagram reference
• Photofact Folder, Howard W. SAMS

• Mentioned in
• - - Manufacturers Literature (Service Manual - Motorola Part No.: 68P530491)

• Author
• Model page created by Peter Hoddow. See "Data change" for further contributors.

• Other Models

• Here you find 4595 models, 2962 with images and 4093 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)