• Country
• United States of America (USA)

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

• Year
• 1957/1958

• Category
• Television Receiver (TV) or Monitor

• Radiomuseum.org ID
• 173980

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

• Number of Tubes
• 30

• Valves / Tubes
• 6BC8 6U8 6BZ6 6BZ6 6CB6 6CB6 6AU8 12BY7A 6CG7 6AN8 6AU6 6BV8 6AQ5 6SN7GTB 6CM6 6SN7GTB 6CB5A 6AU4GT 3A3 1V2 6BK4 6AU8 6BH8 6BV8 6BV8 6BV8 6AU8 5U4GB 5U4GB 21AXP22A

• Main principle
• Superhet with RF-stage

• Wave bands
• VHF incl. FM and/or UHF (see notes for details)

• Power type and voltage
• Alternating Current supply (AC) / 60 cycles, 110-120 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 8 inch = 20.3 cm

• Material
• Wooden case

• from Radiomuseum.org
• Model: 21CK3M Ch= TS-905 - Motorola Inc. ex Galvin Mfg.Co

• Shape
• Console with any shape - in general

• Notes

• The Motorola 21CK3M is a 21" color TV with US standard VHF Tuner channels 2 thru 13. Equipped with chassis TS-905, VHF tuner VTT-83A and picture tube 21AXP22A.

  The following models use the same chassis family and schematics:

  Model	Chassis	VHF/UHF	Cabinet
  21CT2B	TS-905	VHF	Swedish Oak
  Y21CT2B	TS-905Y	VHF/UHF	Swedish Oak
  21CT2M	TS-905	VHF	Sienna Mahogany
  Y21CT2M	TS-905Y	VHF/UHF	Sienna Mahogany
  21CK3B	TS-905	VHF	Swedish Oak
  Y21CK3B	TS-905Y	VHF/UHF	Swedish Oak
  21CK3M	TS-905	VHF	Sienna Mahogany
  Y21CK3M	TS-905Y	VHF/UHF	Sienna Mahogany

   

• Mentioned in
• US "Radio & TV News" June 1957

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Set 371, folder 5 dated 9-57)

• Literature/Schematics (2)
• Photofact Folder, Howard W. SAMS (Set 346 Folder 22-S dated 2-57)

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 4607 models, 2964 with images and 4106 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)