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

• Other models in the same series:
• Stereo amplifier:
• Sansui AU-6500
• Sansui AU-7500
• Sansui AU-8500
• Sansui AU-9500

• Quadro Amplifier
• Sansui QA-7000

• Tuner:
• Sansui TU-7500
• Sansui TU-9500

Pictures

• Image: Sansui AU-9500

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

• Picture: Sansui AU-9500 rear view

• Excerpt from brochure: Sansui AU-9500

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

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]