• Country
• United States of America (USA)

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

• Year
• 1954 ??

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 49280

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

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast (BC) and FM or UHF.

• Details
• Changer (Record changer)

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

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) - elliptical

• Material
• Wooden case

• from Radiomuseum.org
• Model: 91FM21 Ch= HS-230A - Motorola Inc. ex Galvin Mfg.Co

• Shape
• Console, Lowboy (legs < 50 %).

• Notes
• Record Changer RC-37

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 22, covering 1951

• Other Models

• Here you find 4623 models, 2967 with images and 4123 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)