believe you could be finding the actual sonic characteristics of your equipment revealed by the power cord changes. Stock cords sometimes hide equipment characteristics you may not wish to hear. matching power cords,IC's,speaker cables is very critical in your quest to achieve system synergy let your hearing be your guide nobody can do this for you, everybody has different sonic preferences.
power cords- problems using too many cords ?
i started out using my first cord connected to my amp, liked very much. then went to preamp, also liked very much. i then tried my dac and transport, and now my system sounds bright. are 4 pc too much in one system. they are all the same brand and seem to be very good quality. any advice?