Pioneer SX-9000

Data

General

• Manufacturer: Pioneer
• Model: model SX-9000
• Years of manufacture: 1971-1973
• Made in: Japan
• Color: Front silver with wooden case
• Remote control: -
• Power consumption: 310 W max.
• Dimensions: 522 x 344 x 194mm
• Weight: 15,7 kg
• Original price approx.: 500 US-$, corresponds to about 2'000 DM (was not offered in Germany)

Connections

• Number of inputs:
  • Phono Mag (1,2) 2,5mV/50kOhm.
  • AUX (1,2) 160mV/50kO

Tape Monitor (A,B) 160/50 Microphone (A,B) 1.6/65

• • Main Input 500mV/180kO
• Number of outputs:
  • Speakers (A,B,C) 4 - 16 ohm

Stereo Headphones (A,B) Tape Rec (A,B) Tape Rec/P.B. DIN connector Pre Output 500mV/13kO

Technical Data

Amplifier

• Continuous power (at distortion)

8 Ohm: 2 x 50 Watt 4 Ohm: 2 x 60 Watt

• Dynamic power
  • 8 Ohm: 150 W total
  • 4 Ohm: 240 W total
• Total harmonic distortion: < 0.5% / 1 kHz
• Attenuation factor: 30 at 8 Ohm, 1kHz
• Frequency response: 10...35000 +/- 1 dB
• Signal to noise ratio: > 100 dB
• Tone control:
  • Bass: +12.5 dB, - 14dB (at 50Hz).
  • Treble: + 9 dB, -11dB (at 10 kHz)
• Loudness: switchable +12dB/50 Hz +7dB/10kHz
• High Filter: 12 dB at 10 kHz
• Low Filter (Subsonic): 6 dB at 50 Hz

Tuner

• Reception: FM/AM
• Frequencies:
  • UKW: 87,5 - 108
  • AM: 525 - 1605
• Frequency Response:
• Input sensitivity:
  • FM: 1.6µV
  • MW: 9,5µV
• Distortion factor: 0.8 dB
• Signal to noise ratio: > 65 dB
• Channel separation: 40 dB
• selectivity: 40 dB
• Co-wave selection: 1.0 dB
• Spurious wave selection:
• Image frequency attenuation: 90 dB
• IF attenuation: 100 dB
• AM suppression: 65 dB

Special Features

• Reverbation: reverb based on a reverb spiral. With optical effect: waves overlap depending on the level of the reverb.
• TONE COLOR switch: 4 positions for "VIVID", "BASS", "FLAT" and "SOFT". These equalizer presets are displayed as a stylized frequency curve in the diplay.
• MICrophone Mixing: Stereo through both channels "A" and "B"; Monophonic through channel "A" or "B".
• Loudness is switchable and acts over the range of 0 to - 40 dB.

Notes

Other models in the same series:

• SX-3000
• SX-6000
• SX-9000

Pictures

• [[picture:Pioneer SX-9000 front flap closed

• Picture: Pioneer SX-9000 front flap open

• Picture: Pioneer SX-9000 Tone Color Display

• Image: Pioneer SX-9000 rear panel

• Excerpt from brochure: Pioneer SX-9000

Reports

• Repair report from "Good Old Hifi": [[1]]

• Repair report from "Good Old Hifi": [[2]]

• Report from "Mackers": [[3]]