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)

• Other models in the same series:
  • 5C-50 Preamplifier
  • 5M-21 Power Amplifier
  • 5T-50 Tuner
  • 5F-70 Tone Control
  • 5G-12 Equalizer
  • 5E-24 Level Meter
  • 5L-15 Integrated Amplifier
  • 5M-20 Power Amplifier
  • 5T-10 Tuner
  • 5K-50 Tape

Pictures

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

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

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

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

• Luxman Laboratory Reference Series brochure image

• Luxman Laboratory Reference Series description from Luxman USA

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]