Pioneer QM-800 A

Data

General

• Manufacturer: Pioneer
• Model: QM-800 A
• Type: Quadrophonic power amplifier
• Years of manufacture: 1973 - 1975
• Made in: Japan
• Color: Wood / Metal Silver
• Power consumption: 370 watts (max.)
• Dimensions: 430 x 138 x 337 mm (WxHxD)
• Weight: 11.5 kg.
• Original price approx.: 350 US-$, ~1'400 DM

Connections

• Number of inputs:
  • Input front 1 + 2, input rear 1 + 2, switchable:
    • Sensitivity/impedance 500mV/50kOhm
    • Sensitivity/impedance 1V/80kOhm
    • Sensitivity/impedance 2V/105kOhm
    • Sensitivity/Impedance 5V/115kOhm
• Number of outputs:
  • Front output: Left and right
  • Rear output: Left and Right

Technical Data

• Continuous power (at 0.5% distortion)
  • 8 Ohm: 35 + 35 + 35 Watt

4 ohms: 45 + 45 + 45 watts

• Dynamic power
  • 8 Ohm: 170 Watt
  • 4 Ohm: 240 Watt
• Total harmonic distortion: 0.5% at continuous power
• Attenuation factor: 65 (8 Ohm, 1 kHz)
• Frequency response:
  • for stereo operation 5 - 50'000Hz.
  • in quadro mode 10 - 50'000Hz.
• Signal-to-noise ratio: >90dB
• Stereo channel separation:

Special Features

• Speaker selector switch front/rear separate
• Area display instruments switchable:
  • Off

0dB

• • -10dB
  • -20dB
  • -30dB

Remarks

• Other models in the same series:
• Preamplifier:
• Pioneer QC-800 A

• Power amplifier:
• Pioneer QM-800 A

• Integrated amplifier:
• Pioneer QA-800 A

• Auxiliary amplifier:
• Pioneer QL-600 A

• Matching oscilloscope:
• Pioneer SD-1100

Pictures

• Picture: Pioneer Quadro power amplifier QM-800 A Front

• Picture: Pioneer Quadro power amplifier QM-800 A Front

• Image: Pioneer Quadro Power Amplifier QM-800 A Front

• Image: Pioneer Quadro power amplifier QM-800 A interior

• Excerpt from brochure: Pioneer QM-800 A

Links

• External Link: Pioneer 1973 catalog: [1]

• External Link: Data sheet on "Classic Audio": [2]