Taiko Audio SGM Extreme : the Crème de la Crème

cat6man

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Feb 6, 2013
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cat6man,

Listened with USB3/Roon earlier (with a totaldac d1-12 mk3 DAC) and just now switched to USB1/Roon. By the way, thank you Emile for making the switch a snap!

At first blush, I found the USB3 excelled at all the audiophile attributes by far in a very exciting way than before the update.

But USB1 brought a deeper, more effortless level of engagement. It presented the music in such a natural and relaxed manner that the room disappeared completely. It allowed me to be transported and immersed in the live recording venue without any effort.

exactly my experience with totalDAC.

now i have to swap the optical for cat6 cable and see how much further i can go here :)
 

cat6man

Well-Known Member
Feb 6, 2013
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Considered to be very significant.

is the fiber to copper change significant for local files as well (i.e. generated noise), or just for streaming?

i will experiment here later today
 
Last edited:

oldmustang

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Dec 1, 2012
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is the fiber to copper change significant for local files as well (i.e. generated noise), or just for streaming?

i will experiment here later today
It definitely sounds as if the change to copper improves both here at Rancho De Luxe.

I was using fiber into my Extreme after briefly re-trying copper UTP ethernet back when that was first brought up some weeks (months?) ago. In my system at that time I thought fiber was clearer and copper ethernet had a softer and slightly fuzzy top end.

However, when Emile was installing his latest OS updates a day or two before installing the USB drivers, he remarked (somewhat surprised I thought) that I was still using fiber. So that prompted me to try switching back to copper ethernet into the Extreme.

Evidently I had been compensating for some deficiencies in my system when I reverted back to the more incisive fiber with it's higher noise level, because when I compared copper to fiber now with the new OS tweaks, both had improved but via copper ethernet the improvements are much more striking and emotionally involving than what I experience with fiber optic into the Extreme.

This improvement (copper vs fiber) with the latest OS and USB driver(s) has held up regardless of whether streaming or playing resident files.

Steve Z
 

QuantumWave

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Feb 5, 2021
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I think I'm going to be the dissenting voice here. While I could accept that after the update Roon's sound (which has improved a lot) might be superior to TAS (which has improved a lot too), I find an emotional bond with music using TAS that I have never experienced on digital. Emile, I don't know what he has done with this update, but I would ask that whatever he has done, that allows me to enjoy it so much, don't get lost in the evolution to XDMS. Of course this is with my DAC and USB4, any other combination might be different.
I fully agree, Roon sounds excellent but TAS brings the nuance, for instance the thousands of voices in live concerts seem to be each discernable, it’s a bit overwhelming! :) just a note on fibre, in my case it was a huge upgrade removing the fibre completely, i.e I used to have copper->Melco->fibre->Melco->copper extreme, the last leg of fibre removed (on the rationale of isolation), things improved further (texturing and dynamics). It seems the advantage of lowering the noise floor with fibre comes at a cost not worth having anymore, just my 2 cents !
 

nonesup

VIP/Donor
Feb 15, 2017
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I have reread my post and I see that something is missing.
Where it says
“While I could accept that after the update Roon's sound (which has improved a lot) might be superior to TAS”
it should say
“While I could accept that after the update Roon's sound (which has improved a lot) might be superior to TAS, according to the usual audiophile parameters”
 

MarkusBarkus

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Feb 6, 2021
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...I don't know if the people who designed and developed the hardware and software would agree, but at my place, in this system, both the OS change and a day later, my swap back to copper, both yield a sound with more body and presence. Great energy.

Interestingly, there is no lack or loss of detail, but the overall emotion and *impression* has more body to me.

I always worry that these various changes to software or infrastructure will steal away a little bit of detail or sizzle, which makes me reluctant to change too much too fast. But these updates have retained the best stuff and added some sonic love.

Very sweet. Groovy, even.
 

Levitator

Well-Known Member
Jul 1, 2020
186
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Brisbane, Australia
Aaaaahhhhhhh!!! Now we are “talking“. You’ re absolutely right, like always. Digging into the recording like never before.
Thank You.
Are you using USB3 with Roon or do you not use Roon? I haven’t yet compared USB3 V USB4 with my MSB DAC…
 
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Steve Williams

Site Founder, Site Owner, Administrator
It definitely sounds as if the change to copper improves both here at Rancho De Luxe.

I was using fiber into my Extreme after briefly re-trying copper UTP ethernet back when that was first brought up some weeks (months?) ago. In my system at that time I thought fiber was clearer and copper ethernet had a softer and slightly fuzzy top end.

However, when Emile was installing his latest OS updates a day or two before installing the USB drivers, he remarked (somewhat surprised I thought) that I was still using fiber. So that prompted me to try switching back to copper ethernet into the Extreme.

Evidently I had been compensating for some deficiencies in my system when I reverted back to the more incisive fiber with it's higher noise level, because when I compared copper to fiber now with the new OS tweaks, both had improved but via copper ethernet the improvements are much more striking and emotionally involving than what I experience with fiber optic into the Extreme.

This improvement (copper vs fiber) with the latest OS and USB driver(s) has held up regardless of whether streaming or playing resident files.

Steve Z
I’ve used unshielded copper direct into my Extrene since day one. it has always been so good to my ears that I could never understand all of the tweaking going on other users. I always wondered if there was a common denominator of sorts. In my scans of users systems who seemed to tweak I found fibre seemed to rule the roost. Maybe I got lucky but when I started I asked Emile’s advice as my best shot IMO was copper. He agreed with my way of connection. As time passed discussion on Ethernet cables was started. Once again Emile recommended copper but also now advised unshielded. I was uncertain about mine and checked with Pete at Triode Wire labs and his are unshielded for that very reason. Mine securely connect with Gaertner’s

 

kswanson27

Well-Known Member
Nov 21, 2018
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Not easily, much faster to just execute the relevant script.
Emile, are you recommending eliminating fiber completely or just the section that runs into the Extreme?
 

kswanson27

Well-Known Member
Nov 21, 2018
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Emile, are you recommending eliminating fiber completely or just the section that runs into the Extreme?
And has anyone tried Roon build 903?
 

Rhapsody

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Jan 16, 2013
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Rhapsody.Audio

nonesup

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Feb 15, 2017
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Emile, with the AC Kassandra, do you recommend USB4 in both Roon and TAS?
 

romaz

Well-Known Member
Oct 7, 2015
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I’ve used unshielded copper direct into my Extrene since day one. it has always been so good to my ears that I could never understand all of the tweaking going on other users. I always wondered if there was a common denominator of sorts. In my scans of users systems who seemed to tweak I found fibre seemed to rule the roost.

When I first received my Extreme in early 2020, it came standard with a Startech PCIe fiber card and Emile's default recommendation at that time was to go with fiber using Startech SFPs and so not really "tweaking" to start with fiber back then.

When the disastrous Roon update was released in 2020, it was most disastrous for those of us who were on fiber and according to Emile, it was because of the higher power draw of fiber and so I switched to copper. It was on copper that I did most of my network tweaking and it drove me nuts that I could hear tremendous differences amongst different copper Ethernet cables, switches, routers, and modems. How was anyone to know what true "neutral" sounded like? I discovered what I felt was true "neutral" when I disconnected the Ethernet cable from my Extreme and so that became my new reference point. When TAS was released, because it was not network chatty like Roon, the network was no longer the noise jungle it once was and so disconnecting from the network no longer made much difference but because I could still here differences between fiber and copper, in my mind, the network was still not completely transparent and so I continued to disconnect.

With the new update, it's become clear that we have entered a new era with our Extremes and "best practices" have changed. Not only does copper sound uniformly better than fiber (due to higher packet noise according to Emile) but for reasons that are mysterious to me, copper now sounds uniformly better than "disconnecting" from the network and so perhaps it would be helpful, with Emile's assistance, to discuss what we currently know about "best practices." Emile, please correct me if I have misunderstood anything.

1. Avoid fiber
2. Avoid disconnecting from the network
3. Avoid tweaking network settings (i.e. no static IP)
4. Ethernet port 1 potentially sounds slightly better than port 2
5. Cheap, long CAT5 unshielded UTP cable is what sounds best. UTP data pairs are transformer decoupled twice and is preferable to STP. Unshielded sounds better than even a floating shield. Longer sounds better than shorter. I recall Emile is using 45 meters of cheap CAT5 unshielded UTP cabling to his Extreme and so maybe something like the following sounds better than any audiophile cabling?

 

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