Analog room correction for vinyl

... you have not had more than trivial exposure to more than the most basic room control systems/programs. It does not matter what the source is ... You can not get the best imaging without this and there is no other way to do this ... Once you are in the digital domain you can literally do anything you want without distortion of any kind. Subwoofer integration any other way is folly. You can not accurately time and phase align any other way ... A properly set up digital correction system will sound much better regardless of the program source ... Having lived with this for 20 years or so I can walk up to a strange system and know to a large degree where it's failings are ...