• Country
• Japan

• Manufacturer / Brand
• Sony Corporation; Tokyo

• Year
• 1973–1976

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 178436

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Transistors
• Semiconductors present.

• 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; 110; 127; 220; 240 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: FM Stereo / FM-AM Tuner ST-88 - Sony Corporation; Tokyo

• Shape
• Tablemodel, high profile (upright - NOT Cathedral nor decorative).

• Dimensions (WHD)
• 128 x 232 x 210 mm / 5 x 9.1 x 8.3 inch

• Notes

• A hi-fi AM/FM stereo solid-state tuner with a circular analogue dial, housed in a compact wooden cabinet with an aluminium front. With a tuning meter, rotary tuning control, stereo indicator lamp, push button switches for Band (AM, FM), Mode selector (Auto Stereo, Mono) and AFC (On, Off). On the back, an AM ferrite bar antenna adjustable through a slot in the case, terminals for Ground, AM and FM antennae and RCA phono sockets for low and high line output.

  Specification
  FM Tuner Section
  Tuning range	87.5 - 108MHz
  Antenna	300Ω balanced
  Intermediate frequency	10.7MHz
  Usable sensitivity	2.2µV (IHF) 1.7µV (S/N = 30dB)
  S/N	65dB
  Capture ratio	2.5dB
  Selectivity	50dB (IHF)
  Image rejection	45dB
  Spurious rejection	75dB
  AM suppression	45dB
  Frequency response	30Hz - 15kHz ±2dB
  Harmonic distortion	Mono: 0.5% at 400Hz 100% Mod. Stereo: 0.8% at 400Hz 100% Mod.
  FM Stereo separation	> 36dB at 400Hz
  AM Tuner Section
  Tuning range	530 - 1,605kHz
  Antenna	Built-in bar antenna with external antenna provision
  Intermediate frequency	455kHz (USA and AEP Model) 468kHz (UK Model)
  Sensitivity	48dB/m, built-in antenna 100µV, external antenna
  S/N ratio	50dB
  Image rejection	40dB at 1,000kHz 45dB at 1,400kHz
  IF rejection	30dB at 1,000kHz
  Harmonic distortion	0.8%

  Versions/Power requirements
  USA Model  /  120V AC 60Hz
  AEP and UK Model  /  110, 127, 220, 240V AC 50/60Hz with voltage selector

  Power consumption:    10 W

  See also the Sony ST-88L FM Stereo / FM-AM Tuner which has LW (GO) in place of MW.

  Matching devices Sony TA-88 and Sony SQA-100

• Net weight (2.2 lb = 1 kg)
• 2.740 kg / 6 lb 0.6 oz (6.035 lb)

• Mentioned in
• -- Original prospect or advert (1976 Hi-fi and stereo Cassettes catalogue)

• Literature/Schematics (1)
• - - Manufacturers Literature (Service manual ST-88 dated 1973)

• Author
• Model page created by Bernhard Nagel. See "Data change" for further contributors.

• Other Models

• Here you find 3991 models, 3852 with images and 956 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sony Corporation; Tokyo