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Power Cords: I'm a believer, but HOW in the HELL can that be?

post #1 of 54
Thread Starter 
What I want to know is ...

How in the hell can something like changing a power cord amount to such a huge difference in sound?




Zu Birth installed today...
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I got my Zu Birth power cord in today and have had it running for about five hours.

...



...

You can see my sig for a brief description of the device chain in my listening rig.

Regarding the Zu Birth power cord ... I'm using it with my source, a Paradisea DAC.

This choice, in so far as preliminary listening, is made solely because I've read that the source is the component that will be impacted the most by power cord changes.


What I heard upon first listen....

The addition of the Birth power cord has resulted in an unbelievably different sound signature coming through my Grado RS1's. Mostly for the better but I also have some minor quibblees (the latter might be burn in related, but we'll see).

The good = dramatic widening of sound stage, just as dramatic of a change in transparency, instruments are much more seperate ... having much more air between them (could be same thing as transparency improvement but I'm making it up as I go). Bass is noticeably tighter, deeper and more punchy, and mids are a tad recessed. Regarding this change to the mids, it seems someone took an EQ and very slightly applied the "classic V" setting ... with the mid sliders sort of below 0k and everything to the right and left sort of slowly going up ... Not overbearing or unpleasant, but still a rather noticeable change to my system sound.

The bad = there's a very very slight bit of glare present that is not as noticeable with the cheapo plain jane power chord. That "Grado thing" that I've worked very hard to tame in my rig and which I'm therefore very sensitive too. It's not real bad with the new Zu Birth cable and it only shows up on certain CDs/tracks (when listening at higher volumes), but it's definitely a bit more present (being hyper critical). This might be reduced as the cable burns in. Also, I'm not sure if I like the slightly recessed mids. I'm a mid-man, after all and like my electric guitar to be nice and crunchy before I like it smooth and tight (just speaking of distorted guitar tones). It's actually a rather 'pretty' change to the overall sound but it may end up being a bit unnatural for my ear. We'll see as the cable burns in.

...

All in all ... I think the advantages of the pre-burnt-in Zu Birth outweigh the very slight flaws I'm hearing ... the improvements in soundstage, transparency and bass are just freakish.

I've got 60 days to return it for a full refund so I'm not sweating it.



IronLung Jellyfish next week ...
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In fact, I just ordered one of the much praised Iron Lung Jellyfish power cords to test against the Zu next week:

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...

I've read lots of good things about the jellyfish cable so looking forward to comparing the two.

Once I settle on the one I like the most, I'll be ordering a second cable for my amplifier.

I certainly like the looks of the Zu cable more but if the Jellyfish pwns it, I'll learn to live with the purple.

...

Power cords. Who knew?

post #2 of 54
Nice write up, might get myself some power cords now.
post #3 of 54
Must... resist... must... not... argue...

Ahem.

If it sounds good to you, that's all that matters. It's your gear, your ears and most of all your money. And besides, whoever makes these power cables gets their paycheck because audiophiles like you buy their products.

So even if they really don't do anything, you're helping the economy and allowing the employees of the manufacturer to support their families.
post #4 of 54
Thread Starter 
Quote:
Originally Posted by synaesthetic View Post
Must... resist... must... not... argue...

Ahem.

If it sounds good to you, that's all that matters. It's your gear, your ears and most of all your money. And besides, whoever makes these power cables gets their paycheck because audiophiles like you buy their products.

So even if they really don't do anything, you're helping the economy and allowing the employees of the manufacturer to support their families.
Arguing is a good thing.

It's the backbone of progress, afterall.

post #5 of 54
Yeah but it could also be considered trolling by some!

I personally think that people will buy something expensive... anything really, and try to convince themselves it was worth it, even when it's not.

Now I'm not saying your power cables didn't change the way your equipment performs, because hey, I can barely tell the difference between 256kbps MP3 and CD. I have lead ears. But at the same time I find it hard to argue with physics. =p
post #6 of 54
Sort of makes me wonder how changing a generic $2 wall outlet with an "audiophile grade" one would change the sound. Or the cheap home run power wiring in a house, from the junction box to the outlet the audio gear is plugged in to.

Plugging $20,000 worth of equipment into a $2 wall outlet just seems strange to me, especially if something like a power cord from the outlet to the equipment can have such an effect.
post #7 of 54
Thread Starter 
Quote:
Originally Posted by synaesthetic View Post
Yeah but it could also be considered trolling by some!

I personally think that people will buy something expensive... anything really, and try to convince themselves it was worth it, even when it's not.

Now I'm not saying your power cables didn't change the way your equipment performs, because hey, I can barely tell the difference between 256kbps MP3 and CD. I have lead ears. But at the same time I find it hard to argue with physics. =p
I understand your sentiment.

And I'm also the hugest skeptic in regards to various apparatus' effect on system sound.

I don't buy anything unless I can send it back for a full refund.

Only cause so much of what I research ends up being snake oil of some kind.

But ... as much as I'd like to take the stance of the skeptic ... not so with interconnects and, this latest discovery, power cables.

I'm going to keep the Zu's or send them back, depending on how I can coexist with the negative aspects ...

But I'll certainly be trading my old cheapo power cord for *some* custom job.

...

(BTW)

IMHO ... and despite the peacekeeping that moderators of this sort of forum have to see too ...

I absolutely expect 'cross examination' in regards to subjective sonic impressions.

Keeps things real.

Otherwise, without such counters ... we'd all most likely be living in an opium induced nether world of personal placebic fantasies come to life.

And, really ... that wouldn't be that fun.



Thanks for your comments.

Keep such coming, yo!

post #8 of 54
Thread Starter 
Quote:
Originally Posted by DemonicLemming View Post
Sort of makes me wonder how changing a generic $2 wall outlet with an "audiophile grade" one would change the sound. Or the cheap home run power wiring in a house, from the junction box to the outlet the audio gear is plugged in to.

Plugging $20,000 worth of equipment into a $2 wall outlet just seems strange to me, especially if something like a power cord from the outlet to the equipment can have such an effect.
I wonder too.

Thus the title of this thread.

"but HOW in the HELL can that be!!??"

...

post #9 of 54
I just got the Oyaide l/i15 dpc for my Technics SL-PD888. Sweet sounding C7 powercord. I have a Cardas Twinlink on my Darkvoice Figaro Headphone amp. I am drinking the Kool-Aid on Power cables. I believe they work superbly. Well the ones I have.
post #10 of 54
Until I hear a difference I don't buy into this theory. (Probably my engineering side talking.)
post #11 of 54
Quote:
Originally Posted by flashnolan View Post
Until I hear a difference I don't buy into this theory. (Probably my engineering side talking.)
Man you can come over my house and swap cables anytime. I have a few of them and I will get more. Oyaide Tunami is probably the next in line. Really like the Oyaide sound.
post #12 of 54
I just bought 3 hospital grade power cords, although they are only 16 gauge compare to the 14 gauge of the jellyfish, I think they will perform somewhere at those levels. Funny thing about the cables is that they are 12 ft long and all three added up was cheaper than one Jellyfish cable.
post #13 of 54
Have you confirmed that the differences you heard actually exist? Until you do that, you haven't really found anything, so your common sense can remain unoffended.
post #14 of 54
I like hospital-grade power cords because they're built like freakin' tanks and my kitten can gnaw on them all day long and do nothing but damage her teeth.
post #15 of 54
I took delivery of a Zu Bok about two weeks ago, gave it due play time and then tried it. It definitely made a difference, a noticeable and substantial difference - enough difference that I find annoying and it's going back.
I don't get why some "engineers" (i.e. someone with a college degree in ____ engineering?) often put down the difference PC's can make. Instead of behaving like true scientists inspired by curiosity they can't wait to put power cables down, admittedly often either for lack of experience with PC's or scientific proof (prejudice?) that PC's can make a difference.
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Head-Fi.org › Forums › Equipment Forums › Cables, Power, Tweaks, Speakers, Accessories (DBT-Free Forum) › Power Cords: I'm a believer, but HOW in the HELL can that be?