Hitachi D-90s Stereo Cassette Deck

Hitachi D-90s Stereo Cassette Deck

This Hitachi D-90s is a stereo cassette deck with double Dolby B noise reduction, it was first sold by Hitachi in 1979 with a recommended retail price of USD $450 and discontinued 5 years later in 1984.

The main features of the Hitachi D-90s are: 3 heads and off-tape monitoring, mechanical 3 digit tape counter, manual tape type selection and capable of handling normal, chrome, ferro-chrome and metal tapes, belt driven dual-capstan transport.

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Typical front loading cassette deck with the cassette compartiment located on the left side of the deck. Tape eject is operated mechanically and the cassette needs to be placed with the side to be played facing forward in the cassette well.

Level meters used on the D-90s are analog needle VU reading meters. Full-logic transport controls used on the D-90s let it respond to the slightest finger contact for fast and effortless transport function selection.

To ensure the best response from the wide variety of tapes available adjustment of, sensitivity, to optimum levels can be performed prior to recording.

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The Dolby-B system reduces tape hiss on tapes recorded on the D-90s by as much as 10 dB at the highest frequencies. The three-head configuration of the D-90s requires a Double Dolby system, one for recording and one for playback.

To make live recordings this deck has 2 microphone inputs to connect microphones with a jack connector. For undisturbed listening a jack connector for a pair of stereo headphones is supplied. Connection to other audio components for plaback can be achieved by a RCA cable and recording from a source by a RCA cable.

Hitachi D-90s Stereo Cassette Deck

  • Close Gap 3 Head System
  • Dual Capstan
  • Dual Capstan
  • IC Logic Control
  • 2 Motor
  • IC Logic Control
  • 2 Motor

Historic events

1979 Demonstration of the first CD prototype codenamed “Pinkeltje” by Philips to the worldpress in Eindhoven

1980 Worldwide sale of Rubik’s Cube starts.

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1981 Sony introduces the “micro” (3½-inch) floppy disk drive the OA-D30V

1982 Commodore announces the Commodore 64 computer.

1983 Publication of MIDI (Musical Instrument Digital Interface) standard, a protocol which allows electronic instruments and other digital musical tools to communicate with each other.

1984 Apple Computer introduces the Macintosh.

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