Here’s an article, on finding out if your system’s at least doing what it’s supposed to, performance wise: https://www.stereophile.com/features/772/index.html And, a link to the LEDR(and other good info links), should you not want to spring for a test CD: https://www.audiocheck.net/audiotests_ledr.php
Soundstaging and Imaging: The Delusion about The Illusion
Soundstaging in a recording—be it a live performance or studio event—and it’s reproduction in the home has been the topic of many a discussion both in the forums and in the audio press. Yet, is a recording’s soundstage and imaging of individual participants, whether musicians or vocalists, things that one can truly perceive or are they merely illusions that we all are imagining as some sort of delusion?
https://www.stereophile.com/content/clowns-left-me-jokers-right
https://www.stereophile.com/content/clowns-left-me-jokers-right