Stereo Amplifier HA-7700

Hitachi Ltd.; Tokyo

  • Year
  • 1979 ?
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 149986
    • alternative name: Hitachi Sales Corp. of America

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

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC) / 110; 220 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 140 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Stereo Amplifier HA-7700 - Hitachi Ltd.; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 435 x 165 x 383 mm / 17.1 x 6.5 x 15.1 inch
  • Notes
  • Stereo-Vollverstärker mit 2 x 70 Watt Sinus an 8 Ohm. Gesamtklirrfaktor: 0,02%
    MosFet Transistoren, Doppel-Mono Aufbau.
    Farbe Silber.
  • Net weight (2.2 lb = 1 kg)
  • 16 kg / 35 lb 3.9 oz (35.242 lb)
  • Source of data
  • -- Original prospect or advert
  • Author
  • Model page created by Franz Scharner. See "Data change" for further contributors.

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