FM/AM Digital Synthesized Tuner TX-930

Pioneer Corporation; Tokyo

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  • Year
  • 1983 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 321315

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • PLL, Phase-locked loop
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC) / 110; 120; 220; 240 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: FM/AM Digital Synthesized Tuner TX-930 - Pioneer Corporation; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 420 x 69 x 219 mm / 16.5 x 2.7 x 8.6 inch
  • Notes

  • A hi-fi AM/FM stereo digital synthesized tuner with a digital frequency display. Memory for 8 FM and 8 AM preset radio stations. Push button switches for Function (FM, AM),  FM Muting, Memory/Stop, Tuning Down and Tuning Up, Auto Scan, Station Call (A  - H),  3 LED signal strength indicators, indicators for FM Stereo, Tuned, Terminals for AM and FM antennae (AM loop aerial supplied), RCA sockets for Line Output and Auto Function and on some models an FM-De-Emphasis slide switch (75µs/50µs) and AM Channel Step slide switch (10kHz/9kHz).

    Specification  
    FM Tuner Section  
    Usable Sensitivity Mono; 10.8dBf (0.95µV), 75Ω
    50dB Quieting Sensitivity Mono; 15.8dBf (1.7µV), 75Ω
    Stereo, 38dBf (22µV), 75Ω
    Signal-to-Noise Ratio (at 85dBf input) Mono; 78dB
    Stereo; 75dB
    Total Harmonic Distortion   Mono; 0.08% (1kHz)
    Stereo; 0.15% (1kHz)
    Capture Ratio 1.0dB
    Alternate Channel Selectivity 400kHz 50dB
    Stereo Separation 1kHz 40dB, 100kHz-10kHz 40dB
    Frequency Response 20Hz-15kHz +0.2dB,-1dB
    Image Response Ratio 40dB
    IF Response Ratio 80dB
    Spurious Response Ratio 70dB
    AM Suppression Ratio 50dB
    Muting Threshold 19.2dBf (5µV)
    Antenna Input 300Ω balanced, 75Ω unbalanced
    AM Tuner Section  
    Usable Sensitivity (loop antenna)  30µV
    IF Response Ratio  60dB
    Selectivity 25dB
    Signal-to-Noise Ratio 50dB
    Image Response Ratio 40dB
    Antenna Loop antenna
    Output Section  
    Output Level/Impedance FM (100% MOD) 650mV/2.2kΩ
    AM (30% MOD) 190mV/2.2kΩ

    Versions/Power requirements

    KU USA AC120V only
    HE European continent AC220V and 240V (switchable)
    HEZ West Germany  AC220V and 240V (switchable)
    YP Australia AC240V only
    SS South Africa AC110V, 120V, 220V and 240V (switchable)
    S/G U.S. military AC110V, 120V, 220V and 240V (switchable)
    S General export AC110V, 120V, 220V and 240V (switchable)

    Power consumption:  17 Watts

    Similar to the Pioneer TX-930L model which additionally has LW.

  • Net weight (2.2 lb = 1 kg)
  • 2.9 kg / 6 lb 6.2 oz (6.388 lb)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Operating instructions TX-930)
  • Author
  • Model page created by Howard Craven. See "Data change" for further contributors.

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