FM-AM Program Tuner ST-333L AEP, UK & SCN Model

Sony Corporation; Tokyo

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  • Year
  • 1979–1981
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 178518

 Technical Specifications

  • Number of Transistors
  • Semiconductors present.
  • Semiconductors
  • Main principle
  • Superheterodyne (common); ZF/IF 450/10700 kHz
  • Wave bands
  • Broadcast, Long Wave, Short Wave plus FM or UHF.
  • Details
  • Hi-Fi equipment
  • Power type and voltage
  • Alternating Current supply (AC) / 220; 240 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: FM-AM Program Tuner ST-333L [AEP, UK & SCN Model] - Sony Corporation; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 430 x 135 x 290 mm / 16.9 x 5.3 x 11.4 inch
  • Notes

  • A hi-fi multiband AM/FM stereo tuner with an analogue dial, housed in a silver metal case. With 5 LED signal strength indicators, Tuned and Stereo indicators, a rotary Tuning control, a rotary Function switch (MW, SW, Program Sensor, FM, LW), push buttons for Mode (Stereo/Mono) and Program (FM, LW), 12 keys for 6 x FM and 6 x LW preset radio stations. On the back, terminals for AM and FM antennae and ground, a switch for internal or external antenna and a Line Output cord with RCA phono plugs.

    Specification  
    FM tuner section  
    System Superheterodyne FM/AM tuner
    Tuning range 87.5-108MHz
    Antenna terminals 300Ω balanced, 75Ω unbalanced
    Sensitivity at 50dB quieting 3.5µV 16.1dBf (mono), 45µV 38.3dBf (stereo)
    Sensitivity at 46dB quieting
    (at 40kHz deviation)    		 4.0µV (mono), 50µV (stereo)
    Usable sensitivity IHF 1.9µV, 10.8 dBf
    1.6µV (S/N = 26dB, 40kHz deviation)
    Signal-to-noise ratio 75dB (mono), 70dB (stereo)
    Harmonic distortion 0.15% (mono), 0.3% (stereo) at 1kHz
    IM distortion 0.15% (mono), 0.3% (stereo)
    Separation 45dB at 1kHz
    Frequency response 40Hz-12.5kHz +0.5dB,-1dB
    30Hz-15kHz +0.5dB,-2dB
    Selectivity at 300kHz
    (at 40kHz deviation, S/N=26dB)    		 55dB
    Capture ratio 1.0dB
    AM suppression ratio 54dB
    Image response ratio 45dB
    Spurious response ratio 75dB
    Muting threshold Approx. 5µV
    Output level 380mV, 12kΩ (40kHz deviation)
    SW/MW/LW tuner section  
    Tuning range SW 5.8MHz-15.8MHz
    MW 522kHz-1,602kHz
    LW 150kHz-350kHz
    Antenna  
     SW External antenna terminal
     MW, LW Built-in ferrite bar antenna,
    External antenna terminal
    Usable sensitivity  
    SW 30µV, external antenna (10MHz)
    MW 250µV/m, built-in antenna (1,000 kHz)
    100µV, external antenna (1,000kHz)
    LW 500µV/m, built-in antenna (230kHz)
    100µV, external antenna (230kHz)
    Signal-to-noise ratio SW  52dB (5mV)
    MW  52dB (50mV/m)
    LW  52dB (50mV/m)
    Harmonic distortion SW  0.3% (5mV, 400Hz)
    MW  0.3% (50mV/m, 400Hz)
    LW  0.3% (50mV/m, 400Hz)
    Selectivity 50dB (9kHz)

    Versions/Power requirements
    Type 1 UK: 240V AC 50Hz (or 220V AC internally adjustable)
    Type 2 Europe & Scandinavia: 220V AC 50Hz (or 240V AC internally adjustable)

    Power consumption:  10W

  • Net weight (2.2 lb = 1 kg)
  • 4.5 kg / 9 lb 14.6 oz (9.912 lb)
  • Source of data
  • - - Manufacturers Literature
  • Mentioned in
  • -- Original prospect or advert (1981 Sony Audio catalogue)
  • Literature/Schematics (1)
  • - - Manufacturers Literature (Operating Instructions manual ST-333L dated 1979)
  • Author
  • Model page created by a member from A. See "Data change" for further contributors.

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