Pioneer SX-750

Data

General

  • Manufacturer: Pioneer
  • Model: SX-750

Type: Receiver

  • Years of manufacture: 1976 - 1978
  • Made in: Japan
  • Color: front silver, wooden cabinet
  • Remote control: no
  • Power consumption: 430 W max.
  • Dimensions: 480 x 149 x 371 mm (WxHxD)
  • Weight: approx. 13.7 kg
  • Original price approx.: 425 US-$, 1'548 DM


Connections

  • Number of inputs:
    • phono: 2.5 mV, 50 kOhm, max. 200 mV at 1 kHz
    • Microphone: 5 mV, 50 kOhm

Aux: 150 mV, 50 kOhm

    • Tape Play 1, 2: 150 mV, 50 kOhm

Tape Play DIN: 150 mV, 50 kOhm

    • Antenna FM/MW: 75, 300 Ohm / 300 Ohm
  • Number of outputs:
    • Tape Rec 1, 2: 150 mV
    • Tape Rec DIN: 30 mV, 80 kOhm
    • Headphones (6.3mm jack):
    • 2 speaker pairs


Technical Data

Amplifier

  • Continuous power (at distortion):
    • 8 Ohm: 2 x 50 W

4 Ohm: 2 x 60 W

  • Dynamic power:
    • 8 Ohm:
    • 4 Ohm:
  • Total harmonic distortion: < 0.1%
  • Attenuation factor: 30 (at 8 Ohm)
  • Frequency response:
    • Phono: 30 - 15,000 Hz, ± 0.2 dB.
    • High Level: 10 - 50,000 Hz (+0 dB, -1 dB).
  • Signal-to-noise ratio:
    • Phono: 70 dB

High Level: 90 dB

  • Tone control:
    • Bass at 100 Hz: + 8 dB, - 7 dB
    • Treble at 10 kHz: + 9 dB, - 7 dB
  • Loudness: yes, +6 dB at 100 Hz, +3 dB at 10 kHz
  • High Filter: yes, 6 dB / octave at 6 kHz


Tuner

  • Reception: FM/MW
  • Frequencies:
    • FM: 88 - 108 MHz
    • MW: 535 - 1605 KHz
  • Input sensitivity:
    • FM: 1.9µV
    • MW: 15µV
  • Frequency response: 30 - 15,000 Hz (+0.2 dB, - 2 dB)
  • Distortion factor:
    • FM, 1 kHz: < 0.15% (mono), < 0.3% (stereo).
  • Signal-to-noise ratio:
    • FM: 72 dB (mono), 67 dB (stereo)

MW: 50 dB

  • Channel separation: 40 dB (1kHz)
  • selectivity: 80 dB
  • Co-wave selection: 1.0 dB
  • Spurious wave selection:
    • FM: 80 dB

MW: 35 dB

  • Image frequency attenuation:
    • FM: 80 dB
    • MW: 40 dB
  • IF attenuation:
    • FM: 100 dB
    • MW: 65 dB
  • AM suppression: 55 dB


Special Features

  • Microphone (6.3mm jack)


Remarks



Pictures

  • Image: Pioneer SX-750

Pioneer SX-750.jpg


  • Picture: Pioneer SX-750

Pioneer SX-750.jpg


Reviews


Links

  • External Link: "Hifi Archive" website: [2]
  • External link: "Pioneer Vintage" website: [3]
  • External link: "Classic Audio" website: [4]