Pioneer SX-3900

Data[edit]

General

  • Manufacturer: Pioneer
  • Model: SX-3900
  • Years of manufacture: 1980 - 1981
  • Made in: Japan
  • Color: front silver, wooden cabinet
  • Remote control: no
  • Power consumption:
  • Dimensions: 526 x 176 x 452 mm (WxHxD).
  • Weight: 20 kg
  • New price approx.: 800 US-$


Connections

  • Number of inputs:
    • Phono: 2.5 mV

Aux: 150 mV

    • Tape1: 150 mV
    • Tape2: 150 mV
    • Main In:
    • Antenna (FM: 75, 300 Ohm, AM)
    • Microphone (6.3mm jack):
  • Number of Outputs:
    • Tape1: 150 mV
    • Tape2: 150 mV
    • Pre Out: 1 V
    • Headphones (6.3mm jack)
    • 2 pairs of loudspeakers


Technical Data

Amplifier

  • Continuous power (at distortion):
    • 8 Ohm: 2x 120 W RMS (20 - 20'000 Hz, 0.005%).
    • 4 Ohm:
  • Dynamic power:
    • 8 Ohm:
    • 4 Ohm:
  • Total harmonic distortion: 0.05%
  • Attenuation factor: 60
  • Frequency response: 20 - 70,000 Hz (±2 dB)
  • Signal-to-noise ratio:
    • Phono: 88 dB

High Level: 105 dB

  • Stereo channel separation:
  • Tone control:
    • Bass: yes
    • Treble: yes
  • Loudness: yes
  • High Filter: no
  • Low Filter (Subsonic): yes
  • Mute: yes


Tuner

  • Reception: FM/MW
  • Frequencies:
    • FM: 88 - 108 MHz
    • MW: 535 - 1605 KHz
  • Input sensitivity:
    • FM: 1.7µV
    • MW: 15µV
  • Frequency response: 30 - 15,000 Hz (+0.2/-0.5 dB)
  • Distortion factor:
    • FM (1 kHz): < 0.10% (mono), < 0.15% (stereo).
  • Signal-to-noise ratio:
    • FM (65 dBf): 83 dB (mono), 78 dB (stereo).

MW: 55 dB

  • Channel separation: 50 dB (1 kHz)
  • selectivity: 50 dB
  • Co-wave selection: 1.0 dB
  • Spurious wave selection:
    • FM: 80 dB
  • Mirror frequency attenuation:
    • FM: 90 dB

MW: 40 dB IF attenuation:

    • FM: 110 dB
    • MW: 40 dB
  • AM suppression: 60 dB


Special Features

  • Quartz Locked Tuner
  • Pre- and power amplifier separable (Main In/Pre Out)


Remarks[edit]

Other models in the same series:

Pictures[edit]

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Reports[edit]

classicreceivers.com

Links[edit]