Luxman L-55A

Data[edit]

General

  • Manufacturer: Luxman
  • Model: Luxman L-55 A
  • Type: Duo-Beta integrated amplifier
  • Years of manufacture: 1979 - 1981
  • Made in: Japan
  • Color: Front silver, wood veneer Rio rosewood
  • Remote control: No
  • Power consumption: 300 W max.
  • Dimensions: 466 x 181 x 378 (WxDxH)
  • Weight: 15,3 kg
  • Original price: 119'000 Yen (Japan, 1979), 1'800 DM


Connections

  • Number of inputs:
    • PHONO 1 MM: 1.5 mV, 50 kOhm, 450 mV max.
    • PHONO 2 MC: 1.5 mV, 100 Ohm
    • PHONO 3 MC: 0.05 mV, 2 Ohm - 0.15 mV, 40 Ohm
    • TUNER: 220 mV, 20 kOhm
    • AUX 1, 2: 220 mV, 20 kOhm
    • Tape Play 1, 2: 220 mV, 20 kOhm

Tape Play DIN: 180 mV

    • Main In: 220 mV, 820 kOhm
  • Number of outputs:
    • Tape Rec 1, 2: 150 mV, 60 kOhm
    • Pre Out: 220 mV, 220 Ohm
    • Headphones: (jack 6,35 mm)
    • 2 pairs of speakers


Technical Data

  • Continuous power (at distortion factor)
    • 8 Ohm: 2x 80 W (20 Hz - 20 kHz, distortion factor 0.02 %)
    • 4 Ohm:
  • Dynamic power
    • 8 Ohm:
    • 4 Ohm:
  • Total harmonic distortion: 0.05 %
  • Attenuation factor: 50 at 8 Ohm
  • Frequency response:
    • Phono MM: 20 Hz - 20 kHz, ± 0.2 dB

Phono MC: 20 Hz - 20 kHz, ± 0.2 dB High level: 10 Hz - 100 kHz, - 1 dB

  • Signal-to-noise ratio:
    • PHONO MM: > 80 dB

PHONO MC: > 80 dB TUNER: 100 dB

    • AUX: 100 dB
    • Tape: 100 dB
  • Crosstalk attenuation: < 60 dB
  • Tone control:
    • Bass: ± 10 dB
      • Operating frequencies: 150 Hz / 300 Hz / 600 Hz

Treble: ± 10 dB

      • Application frequencies: 1.5 kHz / 3 kHz / 6 kHz
  • Filters:
    • High Cut:
      • 9 kHz - 12 dB/octave
      • 15 kHz - 12 dB/octave

Low Cut:

      • 15 Hz - 18 dB/octave
      • 30 Hz - 12 dB/octave
  • Low Boost: 70 Hz or 150 Hz


Special Features

  • Loudness switch
  • Mono/Stereo selector
  • Speaker selector switch: Off/Main/Remote


Notes[edit]





Pictures[edit]

  • Extract from brochure: Luxman L-55 A (identical to L-58 A, only output power is different

Luxman L-58 A-Prospekt-2.jpg


Reports[edit]

Links[edit]

  • External link to website "The Vintage Knob": [[1]]