• Year
  • 1959 ?
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 149131

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

 Technical Specifications

  • Number of Tubes
  • 3
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 110 - 120 Volt
  • Loudspeaker
  • 2 Loudspeakers / Ø 5 inch = 12.7 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 1-0921 - Roland Radio Corporation;
  • Shape
  • Tablemodel, with any shape - general.
  • Notes
  • AC operated audio amplifier. Sams photofact set 499 folder 14 date 9-60 features the Roland models 1-0921 and 2-0921 as the same schematic.
  • Author
  • Model page created by Peter Hoddow. See "Data change" for further contributors.

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