The Marantz AV9000 is a sophisticated AV preamplifier that excels in both music and home theater performance. It features a 9.4 channel configuration and is noted for its 125W amplification per channel, supporting high-definition audio formats, including 8K video. Users appreciate its detailed music playback, particularly citing better clarity and instrument positioning compared to other brands like Denon. The unit is equipped with six-channel analog pass-through, a strong radio tuner, and features such as THX processing for seamless home theater sound reproduction. While users have praised its build quality and extensive AV controls, some report challenges with input setup and occasional audio pops when changing inputs. Overall, the AV9000 is regarded as a significant upgrade from mid-range receivers, offering enhanced audio fidelity and a more defined soundstage.
