Luxman Laboratory Reference Series 5E-24

Data

General

  • Manufacturer: Luxman
  • Model: Laboratory Reference 5E-24
  • Type: Stereo level meter
  • Years of manufacture: 1976 - 1982
  • Made in: Japan
  • Color: Silver
  • Power consumption: 10 W
  • Dimensions (WxHxD): 442 x 57 x 400mm
  • Weight: 5.5 kg
  • Original price approx.: 80'000 Yen (Japan, 1977), 295 US-$, 1'100 DM


Connections

  • Number of inputs:
    • Input with input sensitivity High at input impedance 50 kOhm:
      • 20 W (selector: - 10 dB at 12.6 V).
      • 200 W (selector: 0 dB at 40V)
    • Input with input sensitivity Low at input impedance 50 kOhm:
      • 1 V (selector: 0 dBs)
      • 0.316 V (selector: -10 dBs)


Technical Data

  • Frequency response: 10 Hz - 40'000 Hz, - 0.5dB
  • Rise time: 0.1 seconds
  • Hold time: 30 ms
  • Display accuracy:
    • Within 0.5 dB (-12 dB to + 3 dB).
    • Within - 1 dB (-15 dB to - 30 dB)


Special Features

  • Electronically constructed level peak display
  • Display is in the range of - 30 dB to + 30 dB in 3 dB steps with the help of 12 LEDs per channel

Peak-Hold function allows freezing of the peak value with the help of a LED


Remarks

  • The Luxman Laboratory Reference Series made its debut in 1976.
  • Highlights included the first Real Time Processed DC amplifier and the first synthesizer tuner.
  • Other components of the Laboratory Reference Series included the 5M-21 power amplifier, the 5G-12 graphic equalizer, the 5F-70 parametric tone control, and the 5E-24 LED level meter unit.
  • In 1977 and 1978 the Luxman Laboratory Reference Series was extended by the following units: The 5L-15 integrated amplifier, the 5M-20 power amplifier without VU meter as well as a cheaper tuner, the 5T-10 and the cassette tape deck 5K-50. The latter was probably purchased from a third party manufacturer.
  • The functionality, performance and innovative design made the series unique and distinctive.
  • Special features were:
    • World's first DC amplifier and synthesizer tuner.
    • Computer controlled cassette deck

Stackable components (the 4 device feet had corresponding recesses with the device standing underneath)



Pictures

  • [[Luxman Laboratory Reference Series 5E-24 Front

Luxman 5E-24-1.jpg

  • Luxman Laboratory Reference Series 5E-24 Front Details Left

Luxman 5E-24-2.jpg

  • Luxman Laboratory Reference Series 5E-24 Front Details Right

Luxman 5E-24-3.jpg

  • Luxman Laboratory Reference Series 5E-24 rear panel details.

Luxman 5E-24-4.jpg

  • Luxman Laboratory Reference Series brochure image

Luxman Laboratory Reference Series-1.jpg

  • Luxman Laboratory Reference Series description from Luxman USA

Luxman Laboratory USA Series-2.jpg


Reports

Links

  • External Link: "Hifi Archive" website: [1]
  • External Link: "Hifi Archive" website: [2]
  • External Link: "The Vintage Knob" website: [3]
  • External link: Audio Heritage, Japan website: [4]