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Digital Synthesizer Tuner TU-X711

Digital Synthesizer Tuner TU-X711; Sansui Electric Co., (ID = 2609271) Radio Digital Synthesizer Tuner TU-X711; Sansui Electric Co., (ID = 2609272) Radio
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Digital Synthesizer Tuner TU-X711; Sansui Electric Co., (ID = 2609271) Radio
Sansui Electric Co.,: Digital Synthesizer Tuner TU-X711 [Radio] ID = 2609271 1400x460
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For model Digital Synthesizer Tuner TU-X711, Sansui Electric Co., Ltd.; Tokyo: auction item_154280879828 seller mister_j
Country:  Japan
Manufacturer / Brand:  Sansui Electric Co., Ltd.; Tokyo
Year: 1989/1990 Category: Broadcast Receiver - or past WW2 Tuner
Semiconductors (the count is only for transistors) Semiconductors present.
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) / 120; 220; 240 Volt
Loudspeaker - For headphones or amp.
Power out
from Model: Digital Synthesizer Tuner TU-X711 - Sansui Electric Co., Ltd.;
Material Metal case
Shape Book-shelf unit.
Dimensions (WHD) 430 x 98 x 315 mm / 16.9 x 3.9 x 12.4 inch

A hi-fi AM/FM quartz PLL digital synthesizer tuner with a digital frequency display housed in a metal case. SLDD (Super-Linear Digital Decoder). With auto, manual and frequency direct tuning, 5 signal strength LEDs. On the back, a clip-on adjustable AM loop antenna, terminals for AM antenna, two co-axial FM connections and RCA phono Line Output sockets.


  • Random presets for 30 FM/AM stations
  • Numeric keypad for instant recall of preset stations
  • Programming two station frequencies for unattended recording
  • Memory scan
  • RF mode selection
  • IF bandwidth selection
  • Record calibrator
  • FM noise canceller
  • Mode switch
  • Two antenna inputs
FM Section 87.5 to 108MHz
Usable sensitivity Mono IHF 10.8dBf (0.95µV/75Ω)
50dB quieting sensitivity Mono 16.2dBf, Stereo 37.0dBf
Signal to noise ratio at 85dBf Mono 98dB, Stereo 91dB
Distortion at 80dBf (WIDE)  
< 0.009% at 1kHz
< 0.02% at 1kHz
Alt. channel selectivity  
 WIDE (at 400kHz)
 NARROW (at 300kHz)
Stereo separation (WIDE) 60dB at 1kHz
Frequency response 20-15,000Hz +0.5dB,-0.5dB
Antenna input impedance (A/B) 75Ω unbalanced
AM Section 530 to 1,600kHz
Usable sensitivity 48dB/m (251µV/m)
Signal to noise ratio 50dB (85dB/m)
Image response ratio 45dB at 1,000kHz
Output voltage 0.775V

Versions/Power requirements
USA and Canada  /  120V AC 60Hz
Europe  /  220/240V AC 50/60Hz with voltage selector switch
General Export  /  120/220/240V AC 50/60Hz

Power consumption: 14 Watts

Similar to the Sansui TU-X701 Digital Synthesizer Tuner

Net weight (2.2 lb = 1 kg) 5.1 kg / 11 lb 3.7 oz (11.233 lb)
Mentioned in -- Original prospect or advert (1989-90 Sansui Collection catalogue)
Literature/Schematics (1) -- Original prospect or advert (Sansui Brochure TU-X711 TU-X501 TU-301i)
Literature/Schematics (2) - - Manufacturers Literature (Service manual Sansui TU-X711 TU-X701)

Model page created by Howard Craven. See "Data change" for further contributors.

All listed radios etc. from Sansui Electric Co., Ltd.; Tokyo
Here you find 392 models, 379 with images and 119 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.