• Country
• Japan

• Manufacturer / Brand
• Nakamichi Co.; Tokyo

• Year
• 1979/1980

• Category
• Sound/Video Recorder and/or Player

• Radiomuseum.org ID
• 152724

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Details
• Cassette-Recorder or -Player; Radio Control (+Remote Wire etc)

• Power type and voltage
• Alternating Current supply (AC) / 100; 120; 220-240 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: 680ZX - Nakamichi Co.; Tokyo

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 482 x 143 x 340 mm / 19 x 5.6 x 13.4 inch

• Notes
• Frontloading Discrete 3-Head Cassette Deck with Dolby B, MPX Filter and Double Dolby NR Circuits. Metal Tape Capability, 2-Speed Cueing.
  400Hz Test Tone, Auto Azimuth Calibration.
  3-Digit Mechanical Counter, Peak Hold, Digital Peak-Reading Meters, Track Indicator.
  19-Inch EIA Rack Mounting.
  Wired Remote Control.
  Frequency Response: 10-22kHz +-3dB
  Signal-to Noise Ratio: > 66dB
  Total Harmonic Distortion: < 0.8% at 400Hz.
  Price in Italy in 1980: 1.836.000 ITL.

• Net weight (2.2 lb = 1 kg)
• 9 kg / 19 lb 13.2 oz (19.824 lb)

• Mentioned in
• -- Original-techn. papers. (Discoteca HiFi, Anno XXI, n. 208-209, Agosto-Settembre 1980, Italy)

• Author
• Model page created by Franz Scharner. See "Data change" for further contributors.

• Other Models

• Here you find 140 models, 113 with images and 14 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Nakamichi Co.; Tokyo