Sansui au 101 transistors pdf

Sansui au 717 integrated amplifier here we have two very clean sansui au 717 integrated amplifiers that. Pink floyd the wall sansui au 20000 mirage m1si loudspeakers thorens td 126 mkii. Sansui au 101 solid state stereo amplifier youtube. Sansui au999 stereo integrated amplifier with manuals vintage. These manual and operating sheet have been prepared to guide you in. My never ending expansion of audio equipment brought home small sansui au 101 amplifier. Word of advice to all sansui fan having the lower and middle range model of sansui amplifier please do not use a 4 ohms speaker system as this will destroy the amps output transistors. Service manual for sansui au217, downloadable as a pdf file we also have owners manual to this model manual details. Amplimos one stage amplifiers, amplificatori audio monostadio. Download the sansui au101 manuals for free hifi manuals. From what ive read here and on other forums, i have come up. May 17, 2010 the sansui au 9900a is one of all time favourite units.

Could any one help me to know the substitute or equivalent no. For a list of authorised retailers please contact the company via their website. I can only turn on my vintage au 317 for a couple of seconds before it starts smoking close to the heatsink on the side of the right channel. Get the best deals on sansui vintage electronics when you shop the largest online selection at. If the au 919 is the only one of the series to have been exported in significant numbers, it sold in japan less than some of its later versions close or distant such as the beautiful au d907 limited 1979, lapt transistors, nichicon oval caps, sanken transistors, copper plating allover or au d907f extra 1981, eight nonoval caps plus a. This amplifier possde the sound quality, hls difficult to find today. Vintage hifi club sansui au 9500 integrato vintage. The service manual mentions nothing about adjusting the vrs.

The speakers i matched it with were tannoy mercury gold, which dont look like much and are not too big, but they sounded absolutely fabulous with the sansui. Circuit board reference by board f1239 350a f1247 350a f1248 350a f1249 350a f1250 350a f1273 tu999 mpx circuit board f1277 au 999 minus ripple circuit board f2 au 101 main amp block f3 au 101 equalizertone control block f24 350a f32 tu999 muting circuit board f34 au 999 sp protector circuit board f1461 qrx7001. The owners manual is used as an reference guide, instruction manual and instruction book. Kuniyasu motoki who was a manager of the sansui retirement foundation, a founder of later sansui electric co. Sansui all circuit diagram datasheet, cross reference. Initially transformer manufacturer, sansui acquired early 60s a reputation for making quality audio components, number of hifi from this period until the end of the last century are highly popular among audiophiles.

Aug 03, 2010 hi, i have an old sansui au d101 amp from my parents. I have had a lot of different brand amps including sansui 101, 881, 5050, 2900, 3900, a607dr, d22. One of the strangest things was that 2 of the final stage 2sc1060 yes, this is the original type of the used transistor had a faulty base. To open downloaded files you need acrobat reader or similar pdf reader program. I have many sansui receivers both tube and solid state along with several integrated amps, and all of them share a sonic sweetness that you wont hear in other brands. The sansui au 101 incorporates many of the state of the art features of the more powerful au 555a, including an all silicon solid state design, professional arrangement of controls and a. Pdf mc110 sansui all circuit diagram sansui all tv circuit diagram sansui 21 tv schematic diagram sansui tv diagram. I gave the kit to a good friend along with a yamaha turntable and a rotel cd player. Click here to download the service manual of the sansui au 101. Gday folks, im looking for some help in determining the best replacement transistors for an au101 im rebuilding. Sansui aud112 sm service manual download, schematics. Originally, sansui used 10 amp fuses for rail voltages on 9090s and 9090dbs, changing to 7 amp fuses when they realized that the higher amp fuses dont blow even with shorted output transistors. Replace the transistors q31q40 and q33q42 with mje15032mje15033 and the wires bridges with 6k8 resistors. The au 555as power amplifier utilizes a semicomplementary seppitlotl darlington circuit with all silicon power transistors.

The sansui au 101 is a integrated amplifier that just about anybody can afford. Sansui aud9 integrated stereo amplifier 95 wpc with manual as is. Contrary to all the other silver faced audio equipment of that era, this one is all black with wood panels on the sides. Where can i find the transistor 2sc680bl for a sansui au 9500 stereo amplifier. There are a bunch of 1uf 50v caps in the signal path, and these should be replaced with either low leakage electrolytic such as nichicon kl, or film caps such as panasonin ecqv stacked films or wima film caps. Sansui s popular tube stereo integrated amplifier is a little brother of the ultimate au 111. More powerful than the au 101 and certainly more heavy duty internally. D n a electronics sansui ba3000 picture gallery sansui. Its pedigree comes from the popular sansui au 555a which is. It delivers music power ihf of 85 watts and continuous power of 33 watts per channel at 4 total harmonic distortion and intermodulation distortion are both less than 0,5% and the power bandwidth is a wide 20 to 40,000 hz. Sansui au101 manual solid state stereo amplifier hifi.

Its pedigree comes from the popular sansui au 555a which is quite a respectable amplifier itself. View and download sansui au 5900 service manual online. The sansui au1 is a home audio integrated amplifier built by japanese audio electronics. Mar 22, 2012 my never ending expansion of audio equipment brought home small sansui au101 amplifier. Apr 06, 2012 the sansui au 101 amplifier has very inconvenient way of attaching speakers. The sansui au101 incorporates many of the state of the art features of the more powerful au 555a, including an all silicon solid state design, professional arrangement of controls and a satin black control panel. Sansui au 101 manual solid state stereo amplifier hifi engine. Jul 15, 2016 demonstration of a sansui au 101 stereo amplifier. The sansui au 101 incorporates many of the state of the art features of the more powerful au 555a, including an all silicon solid state design, professional arrangement of controls and a satin black control panel. Vintage sansui au 101 solid state stereo amplifier. Dec 29, 20 hello, ive just aquired a refurnished sansui au 101 vintage 1975 amplifier and am now in the process of looking for a suitable set of speakers im on a budget and am looking most likely for an ebaygumtree second hand purchase. It is very easy to short two posts when something slips. Answered by a verified electronics technician we use cookies. Kohsaku kikuchi, worked for a radio parts distributor in tokyo before and during the world war ii.

Sansui au 101 solid state stereo amplifier although the au 101 was the budget amplifier for sansui back in 1973, it is not to be underrated. The final transistors 2sc1060 were broken and replaced by sankens. There have been some problems adjusting the bias, or quiescent current a tiny protection transistor had failed and. Sansui by product type and model number tuesday, october 28. Well, these guysthe sanken transistors are rare, no longer in production and thus, expensive. Answered by a verified electronics technician we use cookies to give you the best possible experience on our website. This website is not affiliated with or sponsored by sansui. Sansui au111 vacuum tube amplifier audiogon discussion forum. Sansui au 111, sansui qrx9001 4channel amfm stereo receiver, sansui au 999 stereo integrated amplifier, sansui au 7700 stereo integrated amplifier, sansui g8000 stereo receiver, sansui g401 stereo receiver, sansui au 217 stereo amplifier, sansui 990 stereo receiver, sansui au d9 stereo amplifier, sansui au 111, sansui au 317 mk2, sansui ca3000 pre. An educated guess from the available information is about three or four scores of finished products, such as amplifiers, receivers, and. The highestclass integrated amplifier which the sansui completed based on the chosen part making full use of the highest circuitry technology. Even the most powerful transistor amplifiers might not be able to match the power of sound of this model at the given level of output.

View, read and download service manual for sansui au101, learn how to repair it, fix failures or solve other issues. Basically, you need speaker wire with a spade connector. Immediate download after payment delivered as a pdf file. Therere plenty of to3 transistors that would work with the vintage sansui amp. Where can i find the transistor 2sc680bl for a sansui au. Congratulations, you are now the owner of a new sansui au101. Stereo amplifier au 710 amplmixer sansui electric co. Au 777 was initially introduced as the first silicon transistor premain amplifier in 1968 followed by au 222, au 555, au 666, au 888, and au 999. So one loudspeakerchannel is driven by one au x1 alone, in terms of channel separation almost similar to a monoblock but biamped. Sansui au 101 transistor replacement sign in to follow this.

The bias are way off and i readjust by replace the jumper at the emitter pin of power transistors to a temporary 0. Vintage sansui au101 integrated stereo amplifier 1973 1974 with black side panels. Integrated amplifier a80 amplmixer sansui electric co. Moreover, the perfect defeet of the tone control circuit is carried out, and a flat property can be acquired. My question is should i use this with new speakers i was thinking of the mordauntshort aviano 1 speakers, or is this amp too old and dated from a technological standpoint. There are key transistors i plan to replace on the audio bias and output boards, those on the relay board, have been done, along with specific resistors, removal of a jumper, and upgraded specific diodes. To open downloaded files you need acrobat reader or similar pdf. Feb 09, 2018 the sansui au 101 incorporates many of the state of the art features of the more powerful au 555a, including an all silicon solid state design, professional arrangement of controls and a satin.

A german sansui sales representative didnt have those problems neither. This allowed sansui to compete head to head with other receivers in this area, and the area of overall sound quality. The sound becomes bit cleaner, bit more detailed but brighter for my hearing. The only thing that happened recently which may have a bearing is a record sleeve was left on top of the amplifier by mistake. The service manual depicts proper adjustments of the f2580 only. I have tried to keep details in this listing as accurate as. The au 505 is a sweet sounding amplifier, one of sansui s early solid state gems. Jun 06, 2010 where can i find the transistor 2sc680bl for a sansui au9500 stereo amplifier. Even this amplifier is used as a headphone amp, i have decided to upgrade the speaker binding posts. I ran both in a vertical passive biamping configuration which some years ago i explained also to beatle fred. Universal ir remote decoder schematic diagram tv sony sansui tv diagram kenwood transistors sansui dvd player marantz cd 273 nikko rc schematics grundig vcr akai. Sansui service manuals brochures owners schematics mega collection set pdf dvd.

The bias are way off and i readjust by replace the jumper at the emitter pin of power. But if they listen with the sansui au 101, they will get the full satisfaction. But if they listen with the sansui au101, they will get the full satisfaction. The sansui au101 amplifier delivers 15 watts per channel 8 ohm and. Sansui au 111, sansui qrx9001 4channel amfm stereo receiver, sansui au 999 stereo integrated amplifier, sansui au 7700 stereo integrated amplifier, sansui g8000 stereo receiver, sansui g401 stereo receiver, sansui au 217 stereo amplifier, sansui 990 stereo receiver, sansui au d9 stereo amplifier, sansui au 111, sansui au 317 mk2, sansui ca3000. I will take returns in the original package within 14 days of receiving the package.

Hi, regarding the capacitor replacement, for most of the caps, panasonic fm of fc, or nichicon he or pw are what i normally use. Stereo amplifier au710 amplmixer sansui electric co. I have checked the quick acting fuses and they are o. The au 1o1 is a perfect example of what even a lowcost integrated amplifier can sound like if it is given lownoise. View and download sansui au7700 service manual online. The sansui au101 incorporates many of the state of the art features of the. Dec 08, 20 although the au 101 was the budget amplifier for sansui back in 1973, it is not to be underrated. Sansui au a607mos premium reference amplifier 100v import. The amplifier is known across the audiophile community for its highoutput power and low total harmonic distortion thd the au 1 has an output power of 110 wattsperchannel, and was one of the earliest home audio amplifiers to use multiple transistors. An educated guess from the available information is about three or four scores of finished products, such as amplifiers, receivers, and tuners as well as a few hundreds of transformers. Sansui au101 manual solid state stereo amplifier hifi engine. Sansui stereoamplifierau101 service manual download. Suitable vintage speakers for sansui au101 steve hoffman.

It was sold alongside the au 555a at least for a little while and specs are quite similar as seen in. Service manuals, owners manuals, schematics, diagrams, datasheets, brochures online for free download and free to your amplifier, receiver, tape, cd, tuner, turntable and recorder. Unknown to many sansui fans, the 9900a is one of the rare classa units produced by sansui. Le sansui au101 arbore une conception solid state avec. We specialize in restoring hifidelity audio power amplifiers, integrated amplifiers, preamplifiers, receivers, and tuners.

According to the publication i have obtained from mr. Power output is at a conservative 1970s 15 watts per channel. Below you will found our manuals on the sansui au 101. However, this amplifier would remind you how output transformers are important for tube amplifiers. Im looking for some help in determining the best replacement transistors for an au 101 im rebuilding. Sansui, the company was founded june 3, 1947 by kosaku kikuchi. Sansui sled2453w service manual free download,schematics. The sansui au 1 is a home audio integrated amplifier built by japanese audio electronics manufacturer sansui during the mid 1970s. Sansui repair qrx9001 repair specializing in qrx9001, 9090, 9090db and the sansui qrx line. I tried to replace old capacitors with film capacitors wima. Find great deals on ebay for sansui au 111 and sansui au 70.

Problem with right channel of sansui au101 solid state. Sansui au9500 integrated amplifier original manual. I guessed it had the power of around 25 watts, but now i know, it is 15w. Service manuals, schematics, eproms for electrical technicians.

If your 9090 or 9090db still has the 10 amp fuses we highly suggest swapping them out for the 7 amps. Sansui au222 manual solidstate stereo amplifier hifi. Upgrading speaker binding posts in sansui au101 audio 44. The picture on the right shows the proper illustration for the f2583. Ive attempted my first au101 rebuild and have hit a wall. Nov 11, 2014 i owned a au 101 for 2 years and loved it to bits.

Sansui introduced only two more tube integrated amplifiers, au70 and au111, before they moved forward to the solid state silicon transistor amplifier, au777. This is a 2x15w stereo amplifier built between 1973 and 1975. Protection system electronic relais instead of gears. The amp can handle the increased voltage and the transistors wil live a lot longer.

Stile like series au 117 717, tu 217 717, sc 1110 5110, ax 7. Other inexpensive amplifiers in this time period include au 101 and au 505. The ksc1845s read ecb from the front, which is the reverse of the stock transistors they will replace. Sansui au70 integrated tube amplifier for sale canuck. Sansui is the one company whos solid state gear also sounds wonderful. The power light comes on but theres no response from the stylus. I have a 9090db that seems to do everything just right.

The au1 uses 8 to3 style poweroutput transistors, 4 per channel. The sansui au101 incorporates many of the state of the art features of the more powerful au 555a, including an all silicon solid state design, professional arrangement of. And that few serious stereo enthusiasts can afford to be without. The service manual functions as a repair guide for troubleshooting and sometimes contains tips for refurbishing and modifications. You can view many details pixs of the unit at the amp8 japanese site. It would be almost impossible to figure out exactly how many tube related products sansui ever produced. Au 555a and au 777d were introduced immediately after. Sansui vintage amplifiers discussion thread page 5. It is nf type which selected carefully and uses a lownoise type transistor for a first rank input and with which a gentle property is acquired.