FM-AM Program Tuner ST-515

Sony Corporation; Tokyo

  • Year
  • 1978/1979
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 146073

 Technical Specifications

  • Number of Transistors
  • 56
  • Semiconductors
  • Main principle
  • Superheterodyne (common); ZF/IF 455 or 468/10700 kHz
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC) / 120; 220; 240 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: FM-AM Program Tuner ST-515 - Sony Corporation; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 410 x 145 x 260 mm / 16.1 x 5.7 x 10.2 inch
  • Notes
  • An AM/FM stereo tuner with an analogue scale and a digital frequency display, housed in a metal case. A Quartz Xtal-Lock Synthesizer tuner with quartz-controlled digital frequency tuning and PLL stereo decoder. With rotary Tuning control, Locked and Stereo indicators, push button switches for Programs FM and AM, Muting, Mode (Stereo/Mono), Function (AM/FM) and Program Sensor. On the rear, terminals for AM and FM antennae and Line Output cable with phono plugs.

    Specifications  
    FM Section  
    Antenna 300Ω balanced, 75Ω unbalanced
    Tuning Range 87.5 - 108MHz
    Intermediate Frequency 10.7MHz
    Sensitivity at 46dB  
      Quieting
      (40kHz deviation)
    4.0µV (MONO)
    50µV (STEREO)
    Usable Sensitivity 1.7µV, S/N=26dB (40kHz deviation)
    19µV, 10.7dBf; IHF
    S/N Ratio 75dB (MONO), 70dB (STEREO)
    Harmonic Distortion at 100Hz 0.15% (MONO), 0.25% (STEREO)
    IM Distortion 0.15% (MONO), 0.25% (STEREO)
    Separation 35dB at 100Hz, 45dB at 1kHz
    Frequency Response 30Hz - 15kHz +0.15dB,-2.0 dB
    40Hz - 12.5kHz +0.5dB,-1.0 dB
    Selectivity 40dB at 300kHz, 60dB at 400kHz
    Capture Ratio 1.0dB
    AM Suppression Ratio 54dB
    Image Response Ratio 80dB
    IF Response Ratio 100dB
    Spurious Response Ratio 90dB
    Output Level/Impedance 450mV, 6.8kΩ at 1kHz deviation
    100% modulation
    AM Section  
    Frequency Range 530 - 1,605kHz
    Antenna Attached AM antenna wire
    External antenna terminal
    Intermediate Frequency 455kHz (Canadian, E models)
    468kHz (AEP, UK models)
    Usable Sensitivity 100µV, external antenna at 1,000kHz
    S/N Ratio 52dB at 5mV/m
    Harmonic Distortion 0.3% at 5mV/m, 400Hz
    Selectivity 28dB at 9kHz, 30dB at 10kHz

    Versions/Power Requirements
    Canadian model / 120V AC 60Hz
    UK model / 240V AC 50Hz
    AEP model /  120, 220 or 240V 50Hz AC with voltage selector
    E model /  120, 220 or 240V 50/60Hz AC with voltage selector

    Power Consumption:  20 W (Canadian model), 24 W (AEP, E, UK model)

    ICs: 9

  • Net weight (2.2 lb = 1 kg)
  • 5.7 kg / 12 lb 8.9 oz (12.555 lb)
  • Source of data
  • -- Original prospect or advert
  • Mentioned in
  • -- Original prospect or advert (1978/79 Sony Hi-Fi Programm katalog)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Service manual ST-515 dated 1978)
  • Author
  • Model page created by Franz Scharner. See "Data change" for further contributors.

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