Upscale isn't clear enough. Do you have power condtioning anywhere. What is it.
If we assume an excellent well made cable, ie MIT or Shunyata, Cardas...
ask the manufacturer. Many factors about the cable affect where it is best used. Using 1 good classical guitar cd and your ears should let you decide for yourself. What cd player. What amp. Is your absolute polarity right for cd player? pre, amp or receiver-1st step. Ask if you don't know about it. Do you have polarity inversion switch.
Leave everything on overnight and for the next day,
Do listening after 8 next night. Should be easy to tell if there is in fact an upgrade.
If we assume an excellent well made cable, ie MIT or Shunyata, Cardas...
ask the manufacturer. Many factors about the cable affect where it is best used. Using 1 good classical guitar cd and your ears should let you decide for yourself. What cd player. What amp. Is your absolute polarity right for cd player? pre, amp or receiver-1st step. Ask if you don't know about it. Do you have polarity inversion switch.
Leave everything on overnight and for the next day,
Do listening after 8 next night. Should be easy to tell if there is in fact an upgrade.