audiphile power cords


Do upgraded power cords really make a significant difference in sound quality? I have a Jolida 502p that I think sounds pretty good. What do you recommend for a power cord that would make a significant improvement?
al2214
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Nick_sr, thank you very much for saying so eloquently exactly what I've been thinking for at least ten years.

I paid $10k for an excellent tube preamp. For the life of me, I cannot wrap my head around a $10k power cord...or a $5k power cord...or a ...$3k power cord...

Come on! $5k for a power cord??
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The # 1 rule for more marginal audio tweaks is always ask "why?". It works in life in general the same way.

There should be some good reason to try anything, especially an expensive piece of technology. Any technical gadget worth its salt is designed a particular way for a specific purpose. If it is not, or if it might be but nobody can tell you why, just move on to clearer waters.

One or two people saying "this is what I heard" is NOT a good reason, even if somehow it could be determined that they did in fact hear what they relate. Its a data point that means something, but relatively little alone in teh big picture. The question is always why does something do what it claims to do. Even an unsubstantiated theory on why is better than nothing, which is what one might end up often getting with this stuff.

If even the maker cannot provide a good answer, then best to just move on until someone can. You'll probably end up in a happier place sooner and for less money.
Hi Audiolabyrinth

It depends on your tube amplifier you want to try the tube rolling or power cord swapping with. I have a Jolida JD-502P tube amplifier and when I spoke to Jolida they told me the change that made the most difference sound wise was rolling with 12AX7 tubes. A buddy of mine who has a different amplifier found power tube rolling and a power cord change improved the sound in his system. I say call the maker of your tube amp to see and then experiment on your own.
@ Tls49, Interesting, I used the Gauge caculator link you provided, Thankyou for that, As it turns out, My power cord uses 60 runs of 10AWG, The Caculator says my power cord is 1 AWG!!!, Awsome!