“Black background” — What really contributes to this phenomenon?


How to enjoy the tiniest of musical details and lowest noise floor against the blackest of backgrounds?  
Power? Sources? DAC? Amps? Cables? Tweaks?  Vibration control? Any of these in particular?


redwoodaudio
Power first,get that part right from the in the wall and from the wall and work your way up from amp ,source ,preamp and good cables . The room and speakers will let you know if you've succeeded .