• Country
• United States of America (USA)

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

• Year
• 1967

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 96089

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

• Number of Transistors
• 10

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455/10700 kHz; 3 AF stage(s)

• Tuned circuits
• 7 AM circuit(s)     11 FM circuit(s)

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

• Power type and voltage
• AC/DC-set / 120 Volt

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

• Material
• Wooden case

• from Radiomuseum.org
• Model: TT20CS Ch= HS-67211 - Motorola Inc. ex Galvin Mfg.Co

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Notes
• The Motorola model TT20CS is a 10 transistor AM/FM radio. AM Tuning Range: 535 to 1620 kHz. FM Tuning Range: 88 to 108 MHz. Has Qty(1) PM Elliptical 4" x 6" speaker. Cabinet is Maple. Motorola models TT18CE, TT18CH, TT18CN and TT20CW use the same chassis and schematic.

• Circuit diagram reference
• Beitman Radio Diagrams Vol. 27, 1967-69 (last vol.)

• Literature/Schematics (1)
• - - Manufacturers Literature (Motorola Datasheet 68P63011A22)

• Author
• Model page created by Egon Penker. See "Data change" for further contributors.

• Other Models

• Here you find 4623 models, 2967 with images and 4122 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)