Luxman M-4000

Data

General

  • Manufacturer: Luxman
  • Model: M-4000
  • Model series: 50th anniversary, Prestige Series
  • Type: Stereo power amplifier (2x completely built in mono)
  • Years of manufacture: 1975 - 1979
  • Manufactured in: Japan
  • Color: Silver, Wood
  • Remote control: -
  • Power consumption: 520 W
  • Dimensions (WxHxD): 495 x 175 x 380 mm
  • Weight: 28 kg
  • Original price approx.: 350'000 Yen (Japan, 1975), 1495 US-$, 5'450 DM


Connections

  • Number of inputs:
    • Direct in: 1V, 50 kOhm
  • Number of outputs:
    • Loudspeaker terminals


Technical Data

  • Continuous power (at THD)
    • 8 Ohm: 2 x 180W (20 Hz ... 20 kHz, 0.008% THD)
    • 4 Ohm: 2 x 250W DIN
  • Dynamic power
    • 8 Ohm:
    • 4 Ohm:
  • Total harmonic distortion: < 0.005%.
  • Attenuation factor: 100 at 8 Ohm
  • Frequency response: 3 - 100'000 Hz
  • Signal to noise ratio: >108 dB
  • Stereo channel separation: >100 dB
  • Noise voltage: >115 dB
  • Frequency response: 10 - 100,000 Hz +0/-0.5 dB
  • Subsonic Filter:


Special Features

  • Separate level control L / R
  • Stand-by display
  • LED display separately L / R, -24 - +3 dB for peak level
  • Large VU meter
  • Peak LED on/off button
  • VU meter switching -20dB


Remarks





Pictures

  • Picture: Luxman M-4000

Luxman M-4000-1.jpg

Courtesy of audioScope. A use of the pictures by third parties, e.g. in forums or on eBay is not permitted!



  • Picture: Luxman M-4000 interior view

Luxman M-4000A-8.jpg


  • Image: Luxman M-4000 rear view

M40004.jpg


  • Excerpt from brochure: Luxman M-4000

Luxman M-4000-Manual-1.jpg


Reports

  • External link: M-4000A "Liquid Audio" restoration report: [1]


Links

  • External Link: "Hifi Archive" website: [2]
  • External Link: "The Vintage Knob" website: [3]
  • External link: Audio Heritage, Japan website: [4]