• Country
• United States of America (USA)

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

• Year
• 1959

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 154655

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

• Number of Tubes
• 5

• Valves / Tubes
• 12AX7 12AX7 EL84 EL84 5Y3GT

• Main principle
• Audio-Amplification

• Wave bands
• - without

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

• Loudspeaker
• 3 Loudspeakers

• Power out
• 8 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: HK-33W Ch= HS-701 - Motorola Inc. ex Galvin Mfg.Co

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

• Notes
• The Motorola Model HK-33W is an AC Operated 5 Tube Audio Amplifier and speaker system to be used as the right channel when converting Motorola models 5K11, 5K21, 5K23, 6H26, 6H27, 6K13, 6K22, 10KT12, 13KT15 or 15KT24 to stereophonic operation. This model also included a stereophonic cartridge and all parts necessary to make a complete stereo conversion of above mentioned models. Cabinet is Walnut. This model has Qty(1) 12" PM speaker and Qty(2) 5" PM speakers.

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 11-59, Set 464, Folder 13)

• Literature/Schematics (2)
• - - Manufacturers Literature

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

• Other Models

• Here you find 4508 models, 2955 with images and 4002 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)