Luxman Laboratory Reference Series 5T-50

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Data

General

  • Manufacturer: Luxman
  • Model: Laboratory Reference 5T-50
  • Type: Tuner (first synthesizer tuner worldwide)
  • Years of manufacture: 1976 - 1982
  • Made in: Japan
  • Color: Silver
  • Power consumption: 30 W
  • Dimensions (WxHxD): 442 x 101 x 400 mm
  • Weight: 8.7 kg
  • Original price approx.: 220'000 Yen (Japan, 1977), 1595 US-$, 3'800 DM


Connections

  • Number of outputs:
    • Output voltage fixed: 1 V, 100 Ohm
    • Output voltage variable: 0 - 1 V, 1 kOhm
  • Number of inputs:
    • Antenna: 75 Ohm, 300 Ohm


Technical data

  • Reception: VHF
  • Frequencies:
    • VHF: 88.1 - 103.9 MHz
  • Frequency response: 30 Hz - 15 kHz
  • Input sensitivity: 1.7 μV
  • Distortion factor: 0.003 %.
  • Signal-to-noise ratio: 70 dB
  • Channel separation: 40 dB
  • Selectivity: 70 dB
  • Common mode selection: 1.1 dB
  • Adjacent channel attenuation: 100 dB
  • IF suppression: 100 dB
  • IF rejection: 90 dB
  • AM suppression: 62 dB


Special Features

  • 7 pre-set buttons
  • Since the customers were not yet accustomed to the digital display, the device also had an analog display

Signal strength display

  • Switch Mono - Auto - Stereo
  • Muting switch: Variable (with level control on the back), Normal, Off
  • Function switch: Dolby NR - Normal - Testtone
  • Button for Multipath display
  • Button for Noise Filter
  • Level control for Auto-Scan speed: Variable from Slow to Fast (level control on the rear panel)
  • Output signal level control on rear panel

Attenuator In / Out switch on the rear panel


Remarks

  • The Luxman Laboratory Reference series made its debut in 1976.
  • Highlights were 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 5T-50 Front

Luxman 5T50-2.jpg

  • Luxman Laboratory Reference Series 5T-50 Front Details Left

Luxman 5T50-4.jpg

  • Luxman Laboratory Reference Series 5T-50 Front Details Right

Luxman 5T50-5.jpg

  • Luxman Laboratory Reference Series 5T-50 rear details

Luxman 5T50-7.jpg

  • Luxman Laboratory Reference Series 5T-50 description by Luxman USA, page 1.

Luxman 5T50-Prospekt-2.jpg

  • Luxman Laboratory Reference Series 5T-50 description from Luxman USA, page 2.

Luxman 5T50-Prospekt-3.jpg

  • Luxman Laboratory Reference Series 5T-50 datasheet from Luxman USA, page 3.

Luxman 5T50-Prospekt-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: "Audio Heritage, Japan" website: [2]
  • External link: "The Vintage Knob" website: [3]
  • Luxman product overview: Luxman