Synthesized Stereo Tuner TX-720

Pioneer Corporation; Tokyo

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  • Year
  • 1981/1982
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 300535

 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: Synthesized Stereo Tuner TX-720 - Pioneer Corporation; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 420 x 94 x 262 mm / 16.5 x 3.7 x 10.3 inch
  • Notes

  • A stereo hi-fi FM/AM tuner. Line Output lead with phono plugs.

    Specification  
    FM Tuner section  
    Usable Sensitivity 10.8dBf (1.9µV)
    Signal-to-Noise Ratio (at 85dBf) MONO 78dB, STEREO 75dB
    Distortion (at 65dBf) MONO 1kHz; 0.08%, STEREO 1kHz; 0.15%
    Alt. Channel Selectivity  (400kHz) 60dB
    Frequency Response 20Hz - 15kHz, +0.2dB,-1dB
    Antenna Input 300Ω balanced, 75Ω unbalanced
    AM Tuner section  
    Sensitivity  
    IHF ferrite antenna
    IHF external antenna    		 300µV/m
    30µV
    Selectivity 25dB
    Antenna Ferrite loopstick antenna
    Output  
    Output (Level/Impedance)  
    FM (100% MOD)
    AM (30% MOD)    		 650mV/1kΩ
    150mV

    Versions/Power Requirements
    (KU)   U.S.A. model           /  120V only
    (S)    General export model /  110V, 120V, 220V and 240V (Switchable)
    (S/G)  U.S. Military model   /  110V, 120V, 220V and 240V (Switchable)
    (HE)   Europe model           /  220V and 240V (Switchable)
    (YP)   Australia model        /  240V only
    (H/WG) West Germany      /  220V and 240V (Switchable)

    Power consumption:  16 W

    indicatore di segnale con 5 led verdi - led rosso ricezione stereo - display frontale con digit blu - commutatore fm mode: auto/mono - commutatore fm local - memory - commutatore AM/FM - sensibilità: 1.9µV (FM), 300µV (MW) - signal to Noise Ratio: 75dB (FM), 50dB (MW) - distorsione: 0.15% (FM) - selettività: 60dB (FM), 25dB (MW) - risposta in frequenza: 20Hz to 15kHz (FM) - uscita: 650mV (FM), 150mV (MW) - consumo 16 watt - antenna esterna girevole sul retro in ferrite.

    Made in Belgium.

  • Net weight (2.2 lb = 1 kg)
  • 3.3 kg / 7 lb 4.3 oz (7.269 lb)
  • Mentioned in
  • -- Original prospect or advert (1981/2 Pioneer Hi-Fi Stereo catalogue)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Service Manual TX-720 dated April 1981)
  • Author
  • Model page created by Edoardo Sigismondo. See "Data change" for further contributors.

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