Solid State Stereo Amplifier AU-555A 240 volt version

Sansui Electric Co., Ltd.; Tokyo

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  • Year
  • 1972 ?
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 369003

 Technical Specifications

  • Number of Transistors
  • 23
  • Semiconductors
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC) / 50-60 Hz, 240 Volt
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 50 W (max.)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Solid State Stereo Amplifier AU-555A [240 volt version] - Sansui Electric Co., Ltd.;
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 395 x 127 x 278 mm / 15.6 x 5 x 10.9 inch
  • Notes

  • Sansui AU-555A Solid State Stereo Amplifier

    In design, appearance and performance, the amplifier draws heavily on the careful engineering that has made Sansui's larger AU amplifiers favourites among stereo enthusiasts throughout the world.

    The AU-555A is an upgraded model of the AU-555, featuring refined dull black panels and the exclusive triple tone controls. See also the multi-voltage version AU-555A.

    Specifications

    • Power output: 25 watts per channel into 8Ω (stereo)
    • Frequency response: 20Hz to 30kHz
    • Total harmonic distortion: 0.5%
    • Damping factor: 50
    • Input sensitivity: 2mV (MM), 180mV (DIN), 180mV (line)
    • Signal to noise ratio: 70dB (MM), 80dB (line)
    • Channel separation: 45dB (MM), 50dB (line)
    • Output: 180mV (line), 30mV (DIN)
    • Speaker load impedance: 4Ω to 16Ω
    • Semiconductors: 23 x transistors, 2 x diodes
    • Dimensions: 395 x 127 x 278mm
    • Weight: 8kg
  • Net weight (2.2 lb = 1 kg)
  • 8 kg / 17 lb 9.9 oz (17.621 lb)
  • Author
  • Model page created by Brian Stevens. See "Data change" for further contributors.

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