Sansui AU - 7900 Integrated Amplifier - Fully Restored Audiophile Powerhouse
Item History & Price
| Reference Number: Avaluer:29708097 | Brand: Sansui |
| Type: Integrated Amplifier | Model: AU-7700 |
The Sansui AU-7900 is one of Sansui’slegendary amplifiers that highly sought after today. This model is rated at 75 watts per channel, hasan incredibly warm tube-like audio quality, and has a solid damping factor of 80! Sansui over-engineered these units tothe point that they regularly produce power that significantly exceeds thisrating. The AU-7900produces beautifully rich audio because it was engineered with a sharp attentionto detail, the highest quality component...s, and hand-crafted workmanship. This model features fantasticover-engineered construction in both the chassis and electronics design. The AU-7900 was engineered with highly flexible features such as:+ Capability for two sets of speakers+ Bass, midrange, and treble controls with selectable crossoverpoints+ Two auxiliary circuits+ Two phono circuits with three selectable cartridge load settings+ Dual-function loudness control (which few other integratedamplifiers feature).Thisunit has been fully restored, is in very good condition, and sounds trulybeautiful! + All of the aluminumelectrolytic capacitors have been replaced on the power amp driver circuitboard, the equalizer circuit board, and the tone control circuit board, thefunction selector board, and the power supply circuit board with brand-newhigh-quality Nichicon / (Muse), ElnaSilmic II, and Panasonic FC series capacitors. + Replaced all diodes that tend to degrade overtime such as the VD1212-style. + Brand new main power supplyfilter caps installed+ Polyester film capacitorshave been added to the main filter caps for better power supply regulationresulting in improved high frequency performance and tighter bass (technically: improvedESR, or equivalent series resistance)+ The output relay was replaced with abrand-new Omron relay+ All low-signal transistors replaced in thetone control circuit with high-quality devices+ All low-signal transistors replaced in the phonocircuit with high-quality devices+ The exterior is in goodcondition with blemishes, scuffs, and scratches typical of its age+ All controls have beencleaned, deoxidized, and lubricated+ DC offset and bias settingshave been adjusted to factory specifications+ All lights/LEDs are fullyoperational+ The unit has been cleanedShipping to thecontinental United States ONLY. No international bids will be acceptedunless specific arrangements are made on a case-by-case basis prior to the endof the auction.Thisunit weighs approximately 45 pounds fully packed. The shipping chargeincludes extensive packaging in accordance with audiophile practices. We don't pack indumpster-sourced boxes. ... Your Sansui will be packed in a brand-newbox using multiple layers of new large bubble wrap, new styrofoam sheeting, and/ styrofoam filler to ensure safe delivery. Our packing is better thanmost items purchased new! It will be shipped ensure safe delivery via FedEx. Shipping to the continental United States only. Resolution of insurance claim fordamage during shipment is the sole responsibility of the winning bidder. Vintage gear is typically 35 to 50 years old and it'srestoration involves a process to keep it as close to original condition aspossible. The unit will perform perfectly as described in the descriptionabove. After recapping and replacing other diodes and transistors commonimperfections may exist such as; (cosmetic) paint surface imperfections in anarea where labeling exists and any refinishing would compromise the labels, dust in VU meters, insignificant noise in switches or potentiometers, or other age-relatedcharacteristics. Any returns are handled on a case-by-case basis with thecustomer responsible for return shipping amount.andled on a case-by-case basis with the customer responsible for return shipping amount.
