Unlike sq, which emphasized leftright separation and compatibility with stereo, qs attempted to provide equivalent channel separation in all directions. First, it permits stereo enthusiasts to continue to use and enjoy their present 2 channel stereo equipment and program sources while moving into the new audio era. Hide sidebar show sidebar thread starter dennolimit. An extraordinary stereo achievement, the qs1 is having a profound impact on the entire world of stereo in two ways. Sansui manuals, schematics and brochures hifi manuals. Sansui qs500 vintage quad amplifierprocessorpending to chris. Sansui qs500 quad 4 channel rear amplifier tested for sale. Here it is, sansuis historymaking 4channel synthesizer decoder qs1, the ingenious yet inexpensive instrument that magically transforms two channel stereo. After doing quite a bit of research i started seeking out a sansui qrx receiver from the mid70s, as i wanted something that would decode all three quad formats qs, sq, and cd4 and these were supposed to be some of the best available. Sansui factory original service user owner instruction. Durpower phonograph record turntable needle for models sansui dp500, sansui dap55, sansui dap55,sansui dap500, sansui dap500, sansui dap550, sansui dap550.
In the uk around 1982, the sansui aud101 amplifier and its more powerful sibling the aud33, were highly acclaimed by audiophiles and were so well matched to a pair of kef coda iii speakers that they could be bought as a set from some outlets. We have 1 sansui qs100 manual available for free pdf download. My system consists of an hk 347 avr and the sansui au717. The channel separation was only 3 db, but because of the human way of hearing it sounded relatively good.
The best of sansui categories sansui modified high ends how to hook up qs 500 to g 901 db reply author comment. Sansuis qs decoding matrix takes these lump signals and reorganizes them. Sansuis qs decoders also had good stereotoquad capabilities, wrapping the lr panorama to. So for a couple years ive been dreaming of building a vintage quadraphonic system, but only recently put that plan into action. When connected directly to sansui, i hear a big improvementbut a little warmer sound would be nice.
Sansui pd11 manual automatic direct drive turntable. Its circuitry includes 20 diodes,one ci, seven modules, and two zener diodes. This device allows you to play quadraphonic encoded source material as well as synthesizing quadraphonic sound from any source. Feb, 2017 sansui qs 1 japan, classic vintage 4channel synthesizer decoder that converts stereo into front and rear 4channel sound with various sound effects with the help of decoding matrix circuit system. Sansui model qs1 quadphonic synthesizer in excellent condition. There are a multitude of sansui amplifiers both integrated and separates that would provide a good representation of the product of the particular era that they were produced in, and certainly the 555a is a good example of a sansui cap coupled design of the late 60searly 70s. Visit us online for more information or to download service manuals today. Call percoms toll free order number, 1 800 527 1592.
In the early 1970s sansui introduced the four channel synthesizer decoder qs 1 and the qse1 encoder based on the qs system in japan and debuted export to the united states in march 1971. The quadphonic synthesizer qs1 is a revolutionary new inno vation that permits the reproduction of 4channel stereo sound from regular 2channel stereo. Caution, a needle only functions with its intended cartridge and only indirectly matches to the turntable model if the originally supplied cartridge is still in use and the maker used only one cartridge during your models production. Sansui qs1 manual four channel synthesizer decoder. I am in the process of relocating some of the video units vcr and dvd player from atop the cabinet into the right hand section. I had the them connected, using the hk as the pre, with my lss on the sansui, and my center and surrounds on the hk. The best of sansui categories sansui modified high ends new topic. It has been serviced and includes a copy of the owners manual. Similar to sq and ev4, qs can decode any matrixtype quad encoded record along with synthesizing quad from a stereo source. All you need is a second set of speakers for the rear channels. An ampless unit, it required outboard amplification to power the rear speakers. Sansui model qs 500 quadraphonic synthesizerdecoder and rear channel amplifier.
Sansui qs 800 vintage quad amp rear channel processor. Indirect sounds 3 lump left and right channel signals. Sansui qsd1 manual four channel synthesizer decoder. Sansuis qs encoding method was one of the two most popular quadraphonic matrixencoding techniques. Characteristics of the sansui qs variomatrix 1 and 2 published on may 6, 2011 part i characteristics of the sansui qs variomatrix ryousuke itoh and susumu takahashi sansui electric company. There is now some music, when played through qs, that i would literally swear is dvd a or sacd and not just qs processed stereo. Inizialmente il dolby sva ricorreva alla matrice sansui qs, ma nel 1979, a partire dai. Two outboard decoders, the qsd1 and qsd2, as well as the qrx series of larger receiveramplifiers, incorporated this matrix and upconversion. It comes complete with all the popular refinements of the best selling 120 watt qs 500, and then some of its own that sansui has added for still greater convenience and versatility, such as rear channel bass and treble tone controls, separate phase switches for the rear left and right channels, direction switch, power limiter and so forth. Sansui qs1 quadraphonic synthesizer flickr photo sharing.
For music, it is just ok, for any of my sources run through the hk. The qs system itself is a 4 channel regular matrix system, completed by application of sansuis state of the art audio and electrical techniques and know how. That is, left front to right front channel separation. English different language versions may vary sligthly in file size and page count. Here it is, sansui s historymaking 4channel synthesizer decoder qs 1, the ingenious yet inexpensive instrument that magically transforms two channel stereo signals into a breathtakingly live sound field. It was produced 19781980 when sansui was at the height of its engineering game. Download the sansui qsd1 manuals for free from the biggest sansui manual and schematic collection on the web. Demort71 in illinois 112820 the au317 is a capable and respected 50 wpc mid range amp. Immediate download after payment delivered as a pdf file. Sansui 9090 with qs500 audioholics home theater forums. Functions perfectly and has excellent sound quality. Secret stuff vintage stereo restorations sansui repair. Sansui model qs800a quadphonic synthesizer and rear channel amplifier.
Sansui pd11 owners manual, service manuals and schematics are for reference only and the vinyl engine bears no responsibility for errors or other inaccuracies. Logo for the sansui qs matrix quadraphonic sound system quadraphonic sound originally called quadphonic synthesizer, and later referred to as rm or regular matrix 1 was a matrix 4channel quadraphonic sound system for phonograph records. Jvc had two modes on their matrix decoder called matrix 1 and matrix 2. Service manual for sansui qs100, downloadable as a pdf file we also have owners manual to this model manual details. First, play a left only 1khz tone into the sansui in qs mode and adjust vr4 until the output on the right front and back channels are low, but equal. Vintage sansui quadphonic synthesizer qs1 for sale online ebay. Sansuis qs decoders also had good stereotoquad capabilities, wrapping the lr panorama to lblfrfrb in a horseshoe topology. Jul 12, 2009 sansui introduced the qs quad encodedecode system in february 1972. Sansui introduced the qs quad encodedecode system in february 1972. The qs800a is a combination of sansuis new qs matrix system 4channel decoder and a high performance 200 watt stereo amplifier to amplify the rear channel signals for 4channel sound reproduction. Supposedly, rm is the qs type without logic in the. Characteristics of the sansui qs variomatrix 1 and 2 by.
The qs1 used electronic delay, phase shifting, and reverb to produce a form of synthesized quad. The biggest collection of sansui manuals and schematics. In 1973, sansui introduced the more advanced qs vario matrix decoder with 20 db separation. Download limit exceeded you have exceeded your daily download allowance. Sansui developed the qs regular matrix system, which made it possible to transmit four channel quadraphonic sound from a standard lp. Quadraphonic sound was a matrix 4channel quadraphonic sound system for phonograph. Owners manual for sansui qs100, downloadable as a pdf file we also have service manual to this model manual details. I want the receiver to control the front 4 speakers and the qs500 to control the the rear 4 speakers. Sansui tv is available in 32 inch, 39 inch, 42 inch, 50 inch, 55 inch, 65 inch.
Sansui qs800 manual 4channel decoder 2 channel rear. This unit will play regular matrix quadraphonic encoded material or will synthesize quad sound from any source. One of sansuis first, if not very first, quad units was the qs1 decoder with quadphonic synthesizing circuitry. How to hook up qs 500 to g 901 db sansui, and beyond. The fourchannel synthesizer which carries the original phase modulation circuit and phase shifter by an sansui qs scheme. Supposedly, rm is the qs type without logic in the decoder. An instrument that heralds the new age of 4 channel stereo sound, the qs500 converts your present collection of 2 channel stereo records and tapes, as well as fm stereo broadcasts, into 4 channels. Download the sansui qsd1 manuals for free hifi manuals. Use it with your exisitng two channel receiver any brand. Fair good substantial amount of writing and highlighting on covers and several interior pages sansui.
Often, qs is shown on quad equipment with the designation rm. The sansui qs500 is a 4channel audio amplifier with 33 watts per channel into 8 ohms. Sansui qrx9001 sansui quadro receiver qrx9001 features. It can easily be exchanged on a rollout drawer with my garrard lab 80 mkii turntable. The sansui qs500 in the far right hand section was purchased in the phillipines in 1971. The sansui qsd1 features the latest qs technological advances, making it possible to recreate concert hall realism with natural and vivid musicality. Restored sansui qrx7001 quad receiver steve hoffman. Note to view pdf files the latest version of the official acrobat reader is required. Here it is, sansuis historymaking 4channel synthesizer decoder qs1, the ingenious yet inexpensive instrument that magically transforms two channel stereo signals into a breathtakingly live sound field.
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