@baylinor nice story, but more details on what pc cable was replaced by “excellent one”! I experienced PC issues more at bass/low-freq., never highs! last thing pc can affect is “brightness” of sound, thus all high frequencies are decoupled from power by capacitors etc..
$500 used power cord for Lumin power supply
Any suggestions appreciated. Like how my wire sounds just want a neutral pass through maybe drop noise and relax things, no tone control. Using Straightwire Crescendo 2, speaker wire and interconnects, Straightwire, Clarity Vortex and Von Gaylord legend 7000 power cords in a class a tube amp.