The Ethernet cables, Switches and Network related sound thread. Share your listening experience only.

Dec 30, 2022 at 4:38 AM Post #991 of 2,483
Yes, if the unit needs 0.5A it will only get what it needs.
 
Jan 2, 2023 at 3:55 AM Post #993 of 2,483
The exterior foil shield is tied to ground.

I would be inclined to believe you, except that Archimago told me he uses Yauhody CAT8 in a 10G system and it performs.

It was beneficial in my system, removed a bit of vocal sibilance, but like I said, my internet provider still uses copper. I'm not sure whether it would have the same benefit with a fiber feed.

Archimago also said...
Which brings us to the concept of "audiophile ethernet cables" (see here also, and recent mainstream press exposure of the "madness"). Let me be clear. If I have issues with USB cables, or SPDIF cables, making any significant contribution to audible sound quality (assuming again essentially error-free transmission of data), there is no rational explanation whatsoever that ethernet cables should make any difference. The TCP/IP protocol has error correction mechanisms that allow for worldwide transmission integrity (otherwise Internet financial transactions should be banned!), and is asynchronous so there is no temporal dependence on exact timing mechanisms (jitter not an issue with adequate buffer to reclock and feed the DAC). So long as the "protocol stack" is functioning as it should between the devices, there will not be any issue. Systematic errors causing audible distortion either means hardware failure or poorly implemented communication software. Therefore the expectation if we were to test or "listen to" different ethernet cables is that there would be no difference.

I believe if there indeed is an ethernet audio device that "sounds different" because of different cables being used, then that device should be returned because it is obviously defective. Remember folks, it is like accepting that the earth is spherical or that 2+2=4 - because that's just the way it is. Ethernet communication is an engineered system, the parameters and capabilities of this system is not only understood but designed to be the way it is by humans! You really cannot claim to have "discovered" some combination of dielectric or conductor or geometry that works "better" within an already errorless digital system unless you're claiming improved performance outside technical recommendations (

Ultimately, I'm not suggesting anyone use the cheapest ethernet cable he/she can find. If you like the esthetics and build construction, go for it! Just realize that it's essentially impossible to argue that a functioning (free of data transmission error) ethernet cable will "sound" any different or worthy of significant cost differential based on sonic quality. The idea of specialized "audiophile" ethernet cables (or "ethernet switches" for that matter) is plain nonsense.
 
Jan 2, 2023 at 9:22 AM Post #994 of 2,483
>> I believe if there indeed is an ethernet audio device that "sounds different" because of different cables being used, then that device should be returned because it is obviously defective.

That's the theory. Unfortunately, not my experience. Ethernet cables sound different, when used with any of my four music players, into my any of my five DAC's. I like to look at Archimago's measurements, but I disagree strongly with most of his views regarding sonics.
 
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Jan 5, 2023 at 1:00 PM Post #995 of 2,483
Finally it’s here.
Setup was easy, will let it play for clock(OCXO) to settle
7B82A2B0-B15C-4423-A312-CDF42E3F4D33.jpeg
1F0921D9-8151-47B8-B22F-43EC6A09C33E.jpeg
 
Jan 6, 2023 at 10:59 AM Post #997 of 2,483
Some initial impressions of the English Electric 8Switch:

It definitely makes a difference. Whether this is a positive difference in subjective terms is something I'm still forming an opinion about. But the very fact that it makes a difference is already pretty interesting to me.

I'm using it between the router and my two DACs, both of which work best through their LAN inputs -- Bartok and Bricasti M3h.

The combo which is my priority at the moment is: Bartok to Benchmark AHB2 to Utopia 2022. The best way to characterize the change is that it sounds dryer and less rich. It's an overall less "excitable" kind of sound and also less glare with upper-midrange spikes in the music. There's less lingering sparkle in the treble. Possibly less bass, too? It's drinking your morning coffee with less cream and sugar. The soundstage sounds less filled-in. It may just need some getting used to, but even after "getting used to it", the jury's out whether I will enjoy it.

I also noticed the same characteristics when using the Bricasti M3h headphone-out to the Utopia 2022.

It's pretty analogous to the change I heard when introducing the Opto-DX between the MScaler and DAVE a while back, for anyone who's familiar with that whole territory of nervosa. The rationale for the change in the latter case (which I'll have to assume applies to 8Switch as well) is that by reducing the RF noise contaminating the DAC and thereby reducing intermodulation distortion and overall noise floor, it results in less spurious "stuff" going on especially in the upper frequencies which can otherwise be interpreted as a more "exciting" or even a more "dynamic" sound. It took some time getting used to dryer sound with the Opto-DX in the chain but eventually I convinced myself I liked it, though overall I felt like the net gain was fairly marginal.

Compared to that example though, I think the changes brought on by the 8Switch are even more noticeable.

Further complicating matters, I have no qualms about the 8Switch while listening to the Susvara. It sounds good, bringing slightly more separation and depth to the soundstage. It may have something to do with the fact that the Susvara is physically incapable of sounding "dry", like ever 🤣.

Anyway that's just day 1 with this device (which is used, for what it's worth), but yea.
 
Jan 7, 2023 at 5:36 AM Post #998 of 2,483
I also had the EE8 switch, in my setup it was slightly darker sounding. Using Sbooster psu. Then in double blind testing I couldn’t tell the EE8 from direct cable from wall. I scored an 6/10 first round and 2/10 next round.
 
Jan 7, 2023 at 11:09 AM Post #999 of 2,483
@llamaluv, what steered you toward putting an Opto.DX between your DAVE and your HMS? And what kind of Ethernet cables are you using from your router to the E8 switch, and from the E8 to your Bartok?
 
Jan 7, 2023 at 4:16 PM Post #1,000 of 2,483
@llamaluv, what steered you toward putting an Opto.DX between your DAVE and your HMS?
I chose the Opto-DX route mostly out of curiosity. Eventually, I went with a different upscaling solution altogether ("pre-upscaling" music files using PGGB rather than using the M-Scaler to upscale in "real-time").

And what kind of Ethernet cables are you using from your router to the E8 switch, and from the E8 to your Bartok?

Your question about cables is apt, since -- as I keep re-learning over and over -- all these details matter (as much as that really tweaks my uhh "rational" side).

What I was doing earlier was:
[router] -> [short Chord Electronics LAN cable] -> [8Switch] -> [long 15-foot BJC LAN cable] -> [Bartok]​
I was being a little cautious in how I described things earlier. It sounded fairly awful.​
After reading a certain post on another forum, I tried this subtle change:
[router] -> [long 15-foot BJC LAN cable] -> [8Switch] ->[short Chord Electronics LAN cable] -> [Bartok]​
... which also meant connecting the stock 8Switch power supply to my Niagara 1200 power conditioner instead of a A/V Furman power strip.​
It sounds better, and no longer so "dry". Keeping the device on and engaged for about three days at this point may have helped as well, who can say. It now reminds me of the change that a power conditioner can bring, or a beefy power cable: Clearer and more focused imaging, better separation, more "orderly"-sounding but also a little less loose, less liquid, less dynamic...

So, not without its tradeoffs, but a potentially legitimate direction depending on preference, musical material, or system synergy. And a positive enough experience so far (regardless of whether I keep it in the chain long-term) that I now start to wonder what a real-deal LPS might do for this little box, or how some other switches out there might fare in comparison...
 
Jan 8, 2023 at 3:22 AM Post #1,001 of 2,483
Have you tried the dual adot fibre converter? It’s supposed to remove all noise from Ethernet because fibre can’t transport noise. And then you go short Ethernet from last adot converter to dac/streamer
 
Jan 8, 2023 at 1:02 PM Post #1,002 of 2,483
Have you tried the dual adot fibre converter? It’s supposed to remove all noise from Ethernet because fibre can’t transport noise. And then you go short Ethernet from last adot converter to dac/streamer
I have not, but the principal behind it sounds appealing. It'd be nice to avoid piling on more and more doo-dads, but oh well. I may have to look into it some more, thanks 😭
 
Jan 8, 2023 at 3:00 PM Post #1,003 of 2,483
Finally it’s here.
Setup was easy, will let it play for clock(OCXO) to settle
1F0921D9-8151-47B8-B22F-43EC6A09C33E.jpeg

So what was the difference from a plain FMC?
 
Jan 8, 2023 at 3:29 PM Post #1,004 of 2,483
So what was the difference from a plain FMC?
I will definitely report back my positive impression so far but unfortunately I can't compare it with plain FMC as I never had it.
However all I paid was $250 and I got this Teradek device with OCXO clock with a FMC and SC-SC optical cable. So if anyone who doesn't have LPS can buy this and cost won't be too far off from pair of FMC (~$50) + cost of LPS (~$150) + cable (~$10)
 
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Jan 8, 2023 at 3:52 PM Post #1,005 of 2,483
Ok no problem!
 

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