• Year
  • 1960
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 78432

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

 Technical Specifications

  • Number of Tubes
  • 9
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Rec.Player+Audio.Amp+LS
  • Power type and voltage
  • Alternating Current supply (AC) / 120 Volt
  • Loudspeaker
  • 5 Loudspeakers
  • Power out
  • 80 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: SK28W Ch= HS-768 HS-774 - Motorola Inc. ex Galvin Mfg.Co
  • Shape
  • Console, Lowboy (legs < 50 %).
  • Notes
  • The Motorola Model SK28W is an AC operated 9 Tube stereo Phono Amplifier with 4 Speed Automatic Record Changer. Uses pre-amp chassis HS-774 and power amp chassis HS-768. Cabinet is Walnut. This model has Qty(1) 15" PM speaker, Qty(2) 8" dual-cone PM speakers and Qty(2) 5" PM speakers. Uses Record Changer VM29RC. Has separate bass channel that drives the 15" speaker. An optional drop-in AM-FM tuner was available as a dealer option.
  • Circuit diagram reference
  • Beitman Radio Diagrams Vol. 20, 1960
  • Literature/Schematics (1)
  • - - Manufacturers Literature
  • Author
  • Model page created by Trev Levick. See "Data change" for further contributors.

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