Pioneer M-90a

Data

General

• Manufacturer: Pioneer
• Model: M-90a
• Model range: Urushi series
• Type: Power Amplifier
• Years of manufacture: 1988 - 1994
• Made in: Japan
• Color: Black, wooden sides
• Remote control:
• Power consumption: 1'300 W max.
• Dimensions: 457 x 163 x 432 mm
• Weight: 23 kg
• Original price approx.: 1'800 DM

Connections

• Number of inputs:
  • Line In: 1 V / 50 kOhm

Line In Direct: 1 V / 50 kOhm

• Number of outputs:
  • Headphones: 4 - 16 Ohm
  • 2 speaker pairs

Technical Data

• Continuous power (at distortion factor)
  • 8 Ohm: 2x 200 Watt (20 Hz - 20'000 Hz), 2x 250 W DIN
  • 4 Ohm:
• dynamic power
  • 8 Ohm: 2x 300 W
  • 4 Ohm: 2x 550 W
  • 2 Ohm: 2x 800 W
• Total harmonic distortion: 0.03 %
• Frequency response: 20 - 20'000 Hz, + 0 dB / - 1 dB
• Signal-to-noise ratio: 125 dB

Special Features

• Fluorescent peak indicators with peak hold (can be switched off)
• Loudspeaker impedance switch
• Infrasonic filter (7 Hz)
• Separate power supplies
• Urushi series unit

Remarks

• Other models of the Urushi series:
• Integrated amplifier
• Pioneer A-91 D

• Preamplifier
• Pioneer C-73
• Pioneer C-90
• Pioneer C-90a

• [[Power Amplifier
• Pioneer M-73
• Pioneer M-90
• Pioneer M-90a

• [[Tuner
• Pioneer F-91
• Pioneer F-93

• [[CD player
• Pioneer PD-73
• Pioneer PD-75
• Pioneer PD-91
• Pioneer PD-93

• [[Cassette Tape Deck
• Pioneer CT-91
• Pioneer CT-91 a
• Pioneer CT-93

Pictures

• Extract from brochure: Pioneer M-90a

Reports

• Review at "Good Old Hifi": [1]