• Country
• United States of America (USA)

• Manufacturer / Brand
• Marantz (Sound United LLC); Vista, CA

• Year
• 1979–1981

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 134470

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

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Cassette-Recorder or -Player

• Power type and voltage
• Alternating Current supply (AC) / 110; 220 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: 2 speed cassette deck SD 3020 - Marantz Sound United LLC;

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 417 x 148 x 270 mm / 16.4 x 5.8 x 10.6 inch

• Notes
• 2 Speed Cassette Deck-Standard 4.75 cm/sec, High 9.5 cm/sec.
  Super Hard Metal Alloy Head.
  Press tape selector: Normal, Special CrO2, Fe-Cr, Metal.
  3-Digit Mechanical Counter, Digital Peak-Reading Meters, Record Indicator. 4-Position Tape Selector.
  Dolby B Noise Reduction.

• Net weight (2.2 lb = 1 kg)
• 7 kg / 15 lb 6.7 oz (15.419 lb)

• Price in first year of sale
• 330.00 $

• Source of data
• - - Data from my own collection

• Author
• Model page created by J. Virgilio Santos. See "Data change" for further contributors.

• Other Models

• Here you find 568 models, 559 with images and 90 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Marantz (Sound United LLC); Vista, CA