Brand: Sansui
The Sansui AU-5900 is a stereo integrated amplifier that was introduced in the late 1970s or early 1980s by the Japanese electronics manufacturer, Sansui. It is part of the company's popular AU (Auto-balance) series of audio components, which were known for their high-quality sound, advanced features, and sleek design. The AU-5900 features a total power output of 100 watts per channel (into 8 ohms), using Sansui's proprietary power amplifier technology. It incorporates several advanced audio components, including a Philips U980A dual triode input stage, a Sanyo OT-8120 voltage regulator, and a dual-shielded toroidal transformer. It also includes a tone control, balance control, and a headphone output, as well as both RCA and phono inputs.The AU-5900 was discontinued in the mid-1980s, but it remains a popular choice among audiophiles today for its detailed, powerful sound and robust construction. It is considered a classic example of high-end audio equipment from the golden era of Japanese audio manufacturing, and is consistently rated highly by audio reviewers and collectors.