Brand: Sansui
The Sansui QS-800A is a vintage audio component belonging to the Sansui Quadraphonic Systems line, introduced in 1976. It is a quadraphonic tuner and amplifier combination, featuring four channels of output for a true four-speaker surround sound experience. The QS-800A supports the decoding of quadraphonic sound formats, such as CD-4 and QS, as well as traditional stereo sound. It has a rated power output of 4 x 50 watts per channel, and its advanced circuitry includes active filters, phase compensation, and automatic record level control. The unit is considered an iconic piece of audiophile history due to its high-quality sound reproduction capabilities and its importance to the development and adoption of quadraphonic audio technology during the late 1970s.