While I’m waiting for a Siltech PC for my amp, I replaced the stock cord with Z3. The difference was enough for me to promptly order 4 more for my other components. I’m using Hurricane power cord with Niagara 5000. I’ll try Z3 with my Plasma TV as well when I get the new ones.
Oppo-203 / SonicTransporter i7 Roon Core ->Trinnov Altitute-16->TAD M2500MK-1 -> TAD CR-1