Sansui AU-9500

Data

General

  • Manufacturer: Sansui
  • Model: AU-9500
  • Type: Stereo integrated amplifier
  • Made in: Japan
  • Color: Black
  • Construction period: about 1972 - 1975
  • Power consumption: 550 W
  • Dimensions: (WxHxD) 500 x 140 x 347 mm.
  • Weight: 23.3 kg
  • Original price approx.: 135'000 Yen (Japan, 1972), 549 US-$, 2'670 DM (1975)


Connections

  • Number of inputs:
    • Phono 1: 2.5 mV, 50 kOhm.

Phono 2: 2.5 mV, switchable 30 kOhm, 50 kOhm, 100 kOhm

    • Microphone: 2.5 mV, 50 kOhm
    • Tuner: 100 mV, 50 kOhm
    • Aux: 100 mV, 50 kOhm (input level control)
    • Tape Deck 1 & 2: 100 mV, 50 kOhm
    • 4-channel adapter: 100 mV, 50 kOhm
    • Noise reduction adapter: 100 mV, 50 kOhm
    • Power amp input: 800 mV, 50 kOhm
  • Number of outputs:
    • Tape Deck 1 & 2 Rec: 100 mV, 1.5 kOhm
    • Tape Deck 2 Rec/Play: 30 mV, 70 kOhm
    • 4-channel adapter, 2-channel output: 100 mV, 1.5 kOhm
    • Noise reduction adapter: 100 mV, 1.5 kOhm
    • Preamplifier output: 800 mV, 1.5 kOhm (Max. level: 4.5 V at <0.5% THD)
    • Terminals for 6 speakers


Technical Data

  • Continuous power (at THD)
    • 8 Ohm: 2 x 85W DIN

4 Ohm: 2 x 115W DIN

  • Dynamic power
    • 8 Ohm: 2 x 110W IHF
    • 4 Ohm: 2 x 130W IHF
  • Total harmonic distortion: < 0.1%
  • Attenuation factor: 50 at 8 Ohm
  • Overall frequency response: 5 - 40'000 Hz
  • Crosstalk attenuation:
    • Phono 1 & 2: >50 dB
    • Microphone: >50 dB
    • Tuner: >50 dB

Aux: >50 dB

    • Power Amplifier Input: >60 dB
  • Stereo channel separation: >50 dB
  • Noise voltage: >75 dB


Special Features

  • 2 phono inputs, 1x with adjustable resistors
  • 1 tape connection according to DIN
  • Tone control crossover frequencies switchable off or on:
    • Bass: ± 15 db at 150 Hz, 300 Hz, 600 Hz
    • Mids: ± 5 db at 750 Hz, 1500 Hz, 3000 Hz

Treble: ± 15 db at 2000 Hz, 3500 Hz, 6000 Hz

  • Low Filter frequency selectable: Off, 50 Hz, 100 Hz
  • Application frequency High Filter selectable: Off, 6 kHz, 12 kHz
  • Loudness: + 10 dB at 50 Hz, + 8 dB at 10 kHz
  • Pre- and power amplifier can be separated
  • Connections for 3 speaker pairs


Notes




Pictures

  • Image: Sansui AU-9500

Sansui AU-9500 1.jpg


  • Image: Sansui AU-9500 interior view showing extremely clean interior design.

Sansui AU-9500 4.jpg


  • Picture: Sansui AU-9500 rear view

Sansui AU-9500 6.jpg


  • Excerpt from brochure: Sansui AU-9500

Sansui AU-9500 Specs3.jpg


  • Excerpt from brochure: Sansui AU-9500 Description Interior View

Sansui AU-9500 Specs3.jpg


Reports

  • External link: AU-9500 "Hifi Studio" review: [1]
  • External Link: AU-9500 "Mackern" report: [2]
  • External Link: AU-9500 "Good Old Hifi" repair report: [3]


Links

  • External Link: "Hifi Archive" website: [4]
  • External link: "Audio Heritage, Japan" website: [5]