Sansui QRX-9001/901

Data[edit]

General

  • Manufacturer: Sansui
  • Model: QRX-9001/901
  • Type: Quadrophonic Receiver
  • Years of manufacture: 1978 - 1979
  • Manufactured in: Japan
  • Color: brushed aluminum front, wooden cabinet
  • Remote control: no
  • Power consumption: 530 W max.
  • Dimensions: 600 x 174 x 415 mm (WxHxD)
  • Weight: 23 kg
  • New price approx.: 1'150 US-$, corresponds to about 5'600 DM


Connections

  • Number of inputs:
    • Phono 1, 2: 2.5 mV, 50 kOhm, max. 330 mV
    • Aux 2-channel: 100 mV, 50 kOhm
    • Aux 4-channel: 100 mV, 50 kOhm
    • Tape Play 1, 2, 2-channel: 100 mV, 50 kOhm
    • Tape Play DIN, 2-channel: 100 mV, 50 kOhm
    • Tape Play 1, 2, 4-channel: 100 mV, 50 kOhm
    • Tape Play DIN, 4-channel: 100 mV, 50 kOhm
    • Discrete 4-channel: 100 mV, 50 kOhm
    • Main In:
    • Antenna (FM: 75, 300 Ohm, AM)
    • Microphone (6.3mm jack).
  • Number of outputs:
    • Tape Rec 1, 2: 100 mV

Tape Rec DIN: 30 mV Pre Out: 1 V

    • Headphones (6.3mm jack): 1x front, 1x rear
    • 3 pairs of front speakers
    • 2 pairs of rear speakers


Technical Data

Amplifier

  • Continuous power 4-channel (at distortion):
    • 8 Ohm: 4x 60 W (RMS, 20 Hz - 20 kHz, 0.3 %).
    • 4 Ohm:
  • Continuous power 2-channel (at distortion factor):
    • 8 Ohm: 2x 120 W (RMS, 20 Hz - 20 kHz, 0.3 %)
    • 4 Ohm:
  • Dynamic power:
    • 8 Ohm:
    • 4 Ohm:
  • Total harmonic distortion: < 0.04 %
  • Attenuation factor: 30 at 8 Ohm
  • Frequency response:
    • phono: 30 Hz - 15 kHz, ± 1 dB

High level: 15 Hz - 30 kHz, ± 1 dB

  • Signal-to-noise ratio:
    • Phono: 70 dB
    • High level: 80 dB
  • Tone control:
    • Bass: ± 10 dB at 50 Hz

Treble: ± 10 dB at 10 kHz

  • Loudness: + 8 dB at 50 Hz, + 3 dB at 10 kHz
  • Treble filter: - 10 dB at 10 kHz, 6 dB / octave
  • Subsonic: - 10 dB at 50 Hz, 6 dB / octave
  • Mute: yes, - 20 db


Tuner

  • Reception: FM, MW
  • Frequencies:
    • FM: 88 - 108 MHz
    • MW: 530 - 1,605 kHz
  • Input sensitivity:
    • FM: 1.8µV
    • MW: 15µV
  • Frequency response: 30 - 15,000 Hz (+0.3 dB, -1 dB)
  • Distortion factor:
    • FM, 1 kHz: < 0.06% (mono), < 0,08 % (Stereo)
  • Signalrauschabstand:
    • UKW: 72 dB (Mono), 67 dB (Stereo)
    • MW: 55 dB
  • Kanaltrennung: 50 dB (1kHz)
  • Trennschärfe: 80 dB
  • Gleichwellenselektion: 1,0 dB
  • Nebenwellenselektion:
    • UKW: 80 dB
    • MW: 35 dB
  • Spiegelfrequenzdämpfung:
    • UKW: 85 dB
    • MW: 65 dB
  • ZF-Dämpfung:
    • UKW: 100 dB
    • MW: 85 dB
  • AM-Unterdrückung: 55 dB


CD-4 Demodulator-Teil:

  • Eingangsempfindlichkeit: 2,5 mV
  • Eingangsimpedanz: 100 kOhm
  • Klirrfaktor: 0,07 %
  • Signalrauschabstand: >70 dB
  • Channel separation at 1 kHz:
    • Left to right: 40 dB
    • Front to rear: 25 dB
  • Frequency range: 30 - 15'000 Hz


Special Features

  • 4 VU meters
  • Switch for 4-channel RM, SQ, Discrete / Stereo / Mono
  • CD-4 built in
  • Dolby NR adapter built in
  • Microphone mixer
  • Reverb and Surround
  • Bass and Tweeter controls separate for Front / Rear
  • FM Muting


Notes[edit]


Pictures[edit]

  • Extract from brochure: Sansui QRX-9001

Sansui QRX-9001 QS-Prospekt-1.jpg


Reports[edit]

  • Review from "Good Old Hifi": [[1]]


Links[edit]

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