LW/MW/FM Stereo Tuner ST-X999L

Technics (brand)

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  • Year
  • 1990
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 334840

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • PLL, Phase-locked loop
  • Wave bands
  • Broadcast, Long Wave and FM or UHF.
  • Details
  • Remote Control (with wire or wireless)
  • Power type and voltage
  • Alternating Current supply (AC) / 110; 127; 220; 240 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: LW/MW/FM Stereo Tuner ST-X999L - Technics brand
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 360 x 64.5 x 288 mm / 14.2 x 2.5 x 11.3 inch
  • Notes

  • A hi-fi 3 band AM/FM stereo quartz sythesizer tuner with a digital multi display housed in a black metal case with infrared remote control (EUR64754), a component in the Technics X9D, X7D and X5D Hi-Fi Systems. With auto-scan tuning and auto memory, 28 random access presets, clock with built-in quartz programmable timer with three operation modes, once, weekly and sleep. On the rear panel, RCA phono sockets for Line Output, terminals for AM loop antenna and AM outdoor antenna, 75 ohm coaxial socket for indoor or outdoor FM antenna, Control terminal for connection to amplifier via a 3-core flat cable and an AC outlet 500W max. One week Memory backup.

    Specification (DIN 45 500)  
    FM Tuner Section  
    Frequency range 87.50-108.00MHz (0.05MHz-steps)
    Sensitivity         
      S/N 30dB
      S/N 26dB
      S/N 20dB    		 1.5µV (IHF, usable)
    1.3µV (75Ω)
    1.2µV (75Ω)
    0.9µV (75Ω)
    IHF 46dB stereo quieting  sensitivity 28µV / 75Ω
    THD MONO 0.15%, STEREO 0.3%
    S/N MONO 70dB (78dB,IHF)
    STEREO 65dB (71dB,IHF)
    Frequency response 20Hz-15kHz +0.5dB,-1.5dB
    Alt. channel selectivity  ±400 kHz 65dB
    Capture ratio 1.0dB
    Image rejection at 98MHz 46dB
    IF rejection at 98MHz 70dB
    Spurious response rejection at 98MHz 70dB
    Stereo separation
      1kHz
      10kHz
    40dB
    30dB
    Channel balance (250Hz-6,300Hz) ±1.5dB
    Antenna terminals 75Ω (unbalanced)
    AM Tuner Section  
    Frequency range
      MW
     
      LW
     
    522kHz - 1611kHz (9kHz-steps)
    530kHz - 1620kHz (10kHz-steps)
    155kHz - 353kHz (9kHz-steps)
    153kHz - 351kHz (-2kHz shift)
    Sensitivity (S/N 20dB)
      MW
      LW
    20µV, 300µV/m
    50µV
    Selectivity (± 9kHz)
      MW (at 999kHz)
      LW (at 254kHz)    		  
    55dB
    55dB
    Image rejection
      MW (at 999kHz)
      LW (at 254kHz)
    40dB
    40dB
    IF rejection
      MW (at 999kHz)
      LW (at 254kHz)
    60dB
    60dB

    Versions/Power requirements
    (E)   Continental Europe  /  220V AC 50/60Hz
    (EB) Great Britain            /  240V AC 50/60Hz
    (G)   Third Region           /  110/127/220/240V AC 50/60Hz with voltage selector

    Power consumption: 9 watts (Clock 5 watts)

  • Net weight (2.2 lb = 1 kg)
  • 2.1 kg / 4 lb 10 oz (4.626 lb)
  • Mentioned in
  • - - Manufacturers Literature (1990 Technics Hi-Fi catalogue)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Service manual Technics ST-X999L)
  • Literature/Schematics (2)
  • - - Manufacturers Literature (Operating Instructions Technics ST-X999L)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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