• Country
• Japan

• Manufacturer / Brand
• Sansui Electric Co., Ltd.; Tokyo

• Year
• 1978/1979

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 119261

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

• Number of Transistors
• Semiconductors present.

• Semiconductors

• Main principle
• Superheterodyne (common)

• Wave bands
• Broadcast (BC) and FM or UHF.

• Details
• Hi-Fi equipment

• Power type and voltage
• Alternating Current supply (AC) / 100; 120; 220; 240 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: AM/FM Stereo Tuner TU-717 - Sansui Electric Co., Ltd.;

• Shape
• Book-shelf unit.

• Dimensions (WHD)
• 430 x 168 x 402 mm / 16.9 x 6.6 x 15.8 inch

• Notes

• A hi-fi AM/FM stereo tuner with an analogue dial housed in a black metal case. Supplied with rack handles. With Signal Strength and Tuning meters, FM stereo indicator, switch for bandwidth (Wide, Narrow), on/off switches for Power, Muting, Noise Canceller and Calibration Level, rotary Tuning and Output Level controls, push buttons for FM Auto, FM Mono and AM. On the back, an adjustable AM ferrite rod antenna, terminals for AM and FM antenna and RCA phono sockets for variable Line Output.

  Specification
  FM Section
  Tuning range	88-108MHz
  Usable Sensitivity
  Mono IHF  Stereo IHF	9.8dBf (1.7µV) 19.0dBf (4.9µV)
  50dB Quieting Sensitivity	Mono 12.5dBf (2.24µV), Stereo 34dBf (27.5µV)
  Signal to noise ratio at 65dBf	Mono 81dB, Stereo 78dB
  Distortion (at 65dBf)
  Mono: Wide	< 0.06% at 100Hz
  	< 0.06% at 1kHz < 0.08% at 6kHz
  Narrow	< 0.18% at 100Hz
  	< 0.15% at 1kHz < 0.2% at 6kHz
  Stereo: Wide	< 0.1% at 100Hz
  	< 0.07% at 1kHz < 0.1% at 6kHz
  Narrow	< 0.22% at 100Hz
  	< 0.2% at 1kHz < 0.25% at 6kHz
  Adj. channel selectivity (at 200kHz)	Wide 3.5dB, Narrow 8.0dB
  Alt. channel selectivity (at 400kHz)	Wide 50dB, Narrow 80dB
  Capture ratio	Wide 1.0dB, Narrow 1.5dB
  Image response ratio	86dB (at 98MHz)
  Spurious response ratio	90dB (at 98MHz)
  Stereo separation Wide	45dB at 100Hz
  	48dB at 1kHz 38dB at 10kHz 36dB at 30-15kHz
  Frequency response	30-15,000Hz +0.2dB,-1dB
  Antenna input impedance	300Ω balanced 75Ω unbalanced
  AM Section
  Tuning range	530kHz-1,600kHz
  Usable sensitivity (Bar antenna)	47dB/m (220µV/m)
  Selectivity (±10 kHz)	35dB
  Signal to noise ratio	52dB
  Distortion at 80dB/m	0.35%
  Output level	0 - 1V

  Versions/Power requirements
  USA and Canada  /  120V AC 60Hz
  General  /  100,120,220,240V AC 50/60Hz

  Power consumption: 20 watts

  Dimensions with rack handles fitted (WHD):  482 x 168 x 418 mm

  FM-Stereo Auto-Mono umschaltbar. Schalter für: Band Width, Muting, Noise Canceller, Calibration Level, Output Level.

• Net weight (2.2 lb = 1 kg)
• 9.2 kg / 20 lb 4.2 oz (20.264 lb)

• Source of data
• - - Data from my own collection

• Mentioned in
• -- Original prospect or advert (1978/79 Sansui Hi-Fi catalogue)

• Literature/Schematics (1)
• - - Manufacturers Literature (Service manual Sansui TU-717)

• Literature/Schematics (2)
• - - Manufacturers Literature (Operating Instructions Sansui TU-717)

• Author
• Model page created by Peter Böhm. See "Data change" for further contributors.

• Other Models

• Here you find 417 models, 403 with images and 130 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Sansui Electric Co., Ltd.; Tokyo