Pioneer SM-83

Data

General

• Manufacturer: Pioneer
• Model: SM-83
• Type: Stereo tube amplifier
• Years of manufacture: 1965 - 1969
• Made in: Japan
• Color: Silver
• Power consumption: 145 W
• Dimensions: 400 x 150 x 345 mm (WxHxD)
• Weight: 13 kg
• Original price approx.: 36'500 Yen (Japan, 1965), 820 DM

Connections

• Number of inputs:
  • Phono MM: 4 mV
  • Phono ceramic/crystal: 20 mV
  • Aux, Tuner: 150 mV
  • Tape: 200 mV
  • Tape Head: 2 mV
  • Microphone: 2 mV
• Number of outputs:
  • Tape
  • Headphone
  • Loudspeaker

Technical Data

• Continuous power (at distortion factor)
  • 8 Ohm: 2x 28 W

4 Ohm: 2x 36 W

• Dynamic power
  • 8 Ohm: 2x 40 W
  • 4 Ohm:
• Total harmonic distortion: < 1% (1 kHz)
• Attenuation factor:
• Frequency response: 20 - 25,000 Hz (±1 dB).
• Signal-to-noise ratio:
  • Phono: 60 dB

High level: 80 dB

• Stereo channel separation:
• Tone control: (L/R separate)

Bass: ±13 dB at 50 Hz

• • Treble: ±13 dB at 10 kHz
• Loudness: yes
• High Filter: -10 dB at 10 kHz
• Low Filter (Subsonic): -8 dB at 50 Hz

Special Features

• Switch from loudspeaker to headphones

Remarks

• Corresponding tuner:
  • Pioneer TX-5 A

Pictures

• Picture: Pioneer SM-83

Reports

• External link: Restoring an SM-83 (English), accessed 13 January 2018.

Links

• The SM 83 at HiFi Studio