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Eversolo T8 Digital Transport!

Yes an experimental error . You ca not "loose bass" on a pure digital input , this can not happen there is no plausible mechanism for this at all . You need DSP path to change the fr response . Faults in digital IO give rise to random errors , you can not attribute "analog language" to this ?
Knowledge begins with observation in a level matched quick switching environment.

Then what is known.
  • The digital signal is clocked differently between inputs, unlike USB
  • The AES input can be processed by PEQ and the I2S is direct.
Most home environments are not laboratories and can have other influences.
It seems odd tom decide that based on a few measurements with lab equipment that everything is known.
Seems reductive.

- Rich
 
Every digital cable sounds different.
Perhaps, but only in the sound it makes when you pick it up and hit something with it. Or perhaps in the sound of the person being hit. :p
 
  • The digital signal is clocked differently between inputs, unlike USB
  • The AES input can be processed by PEQ and the I2S is direct.

From my post that @Mnyb was quoting from, which in turn was replying to your earlier post:
OK - then if you are using or not using PEQ, then the difference is not coming from the input but from the EQ. You would need to make sure EQ is off for everything if you want to compare differences between Digital interfaces.

None of your clock differences should be making any difference either - unless the DAC has malfunctioning clock recovery.


So both points have already been answered.
 
From my post that @Mnyb was quoting from, which in turn was replying to your earlier post:

So both points have already been answered.
Without addressing that these devices are black boxes and for which there are limited measurements.

- Rich
 
Without addressing that these devices are black boxes and for which there are limited measurements.

- Rich
Which is significantly less problematic than taking those limitations in measurements, and using them to justify vanishingly unlikely** observations of differences based on uncontrolled listening comparisons. Or differences resulting from something different than what you are claiming (eg PEQ rather than input type - which is just a further lack of control.)



**(unlikely given the known engineering that goes into this class of device)
 
Which is significantly less problematic than taking those limitations in measurements, and using them to justify vanishingly unlikely** observations of differences based on uncontrolled listening comparisons. Or differences resulting from something different than what you are claiming (eg PEQ rather than input type - which is just a further lack of control.)



**(unlikely given the known engineering that goes into this class of device)
Fast switching, level matched but not controlled. Certainly more than most with this device, because for fast switching you need two... of each :)

It seems obvious that no manner of comparison would be acceptable which indicates a need to believe something without any real evidence or direct observations.
For anyone who has a T8 and a DAC with multiple inputs, I suggest trying them and making up one's own mind.
That is what I do.

- Rich
 
It seems obvious that no manner of comparison would be acceptable
I've stated clearly what kind of evidence is acceptable - blind, well controlled.


So no, it is the opposite of this which is actually what you are doing in taking your listening impressions at face value without controlling for bias.
which indicates a need to believe something without any real evidence or direct observations.

In the absence of properly derived evidence, the null hypothesis (no difference) stands.
 
I bought a T8 and it arrived today, and I'd give it a mixed review so far. I was previously using a wiim, but wanted something closer to an android tablet so that I could change songs and settings without going to my phone so often. Wiim has spotify connect, but you can't easily start songs from the device itself, which is a pain. I don't want to have to track down my phone every time I want to play music. Overall thoughts -

The Good
+ The device itself looks great, they really made a good looking unit and I like it. It definitely looks the part.
+ The UI is also great. It's fast and responsive, the different album art and UV meter settings all look really nice. Doesn't make it sound any better, but it's a good experience and I like watching it.

The Bad
- The screen looks terrible at anything besides dead straight on. Straight on it's fine, but looking at it a few degrees off center, the colors are washed out and dim. Your average cheap cell phone off amazon has a better screen than this.
- The UI is clunky and difficult to use it a lot of places. I know I praised the UI just above this, but it's really hit or miss. Both on the device and on your phone. For example when setting up the device, I had to use a tiny on screen keyboard which was a pain to enter passwords on. You should be able to just use your phone to do all the setup instead. As another example, I just tried to open Spotify through the app, and I'm staring at a black screen in-app which I assume is a bug. It's not a great experience.
- The UI lags when using spotify and switching between songs. Take play/pause as an example - there's no immediate UI state change when you click the play/pause button, leaving you wondering if the click worked while you wait a few seconds. I'd instead expect the UI to update immediately and let you know the click worked, even if the actual music pause took a second. Similar for advancing to the next song. Parts of the UI like the song name update, and then after like 20 seconds the album art will load. Both of these should be better.

The Ugly
* To nobody's surprise, it doesn't sound any different than any of my other transports. We all know this going in, so it's totally fine. No music streamer is going to magically make your music sound better ;)

I'm unsure if I'm going to keep it or not. The screen visual quality is the biggest thing bugging me right now, it really looks like an old TN panel. At ~$1,400 I'd expect more from a device.
@seattlerocks Thank you very much for your detailed review. Since I am considering the Eversolo T8 or A6 for similar reasons, this is very valuable information for me.
I also wouldn't expected any sound improvements, but rather a great display including convenient operation. If that is not the case, I will step back from the T8/A6 and stick with my RPi 4B.
In addition, I use Roon and have not yet been able to find any pictures or videos of the Roon user interface on Eversolo. There are also no user reports about Roon on Eversolo available. Any links or information are welcome.
 
but rather a great display including convenient operation. If that is not the case, I will step back from the T8/A6 and stick with my RPi 4B.
Does whatever software you are using on the Pi work with the official display? If so, adding that display (pretty easy) May give you the convenient operation you want with an outlay of only about £70 (seven inch) or £50 (five inch) - (Uk prices including case and VAT)

 
Does whatever software you are using on the Pi work with the official display? If so, adding that display (pretty easy) May give you the convenient operation you want with an outlay of only about £70 (seven inch) or £50 (five inch) - (Uk prices including case and VAT)

@antcollinet I have a RPi4B with the 1st official 7"-display in another room with RoPieee running. But the possibilities are limited. "Pause" and "Play", that's it. And screen-resolution is quite poor (800 x 480 pixels).

Additionally I use a RPi4B with Roon-Web-Display (on TV) in the Livingroom. But as the Web-Display is more or less static, I don't like to run the big TV all the time. This is where I'd like to use something like Eversolo T8 or A6.
I also thought about a better RPi-Screen with higher resolution...
 
@antcollinet I have a RPi4B with the 1st official 7"-display in another room with RoPieee running. But the possibilities are limited. "Pause" and "Play", that's it. And screen-resolution is quite poor (800 x 480 pixels).

Additionally I use a RPi4B with Roon-Web-Display (on TV) in the Livingroom. But as the Web-Display is more or less static, I don't like to run the big TV all the time. This is where I'd like to use something like Eversolo T8 or A6.
I also thought about a better RPi-Screen with higher resolution...
A tablet in a dock might be another option, cheaper than fancy streamers, bigger display, you can put it wherever you want, and they have lots of other uses.
 
@antcollinet I have a RPi4B with the 1st official 7"-display in another room with RoPieee running. But the possibilities are limited. "Pause" and "Play", that's it. And screen-resolution is quite poor (800 x 480 pixels).

Additionally I use a RPi4B with Roon-Web-Display (on TV) in the Livingroom. But as the Web-Display is more or less static, I don't like to run the big TV all the time. This is where I'd like to use something like Eversolo T8 or A6.
I also thought about a better RPi-Screen with higher resolution...
I've just noticed the pi display two when I looked it up for the prices in my first post. Resolution on that is 1280 by 720.

Though if Ropiee is only giving play/pause - that is pretty useless.
 
@Soniclife you also can skip, start Song-Radio and (random) repeat. But that’s it, more like a Remote Control.
IMG_2409.jpeg
 
I've stated clearly what kind of evidence is acceptable - blind, well controlled.


So no, it is the opposite of this which is actually what you are doing in taking your listening impressions at face value without controlling for bias.


In the absence of properly derived evidence, the null hypothesis (no difference) stands.
Stand where you will.
I have had midrange errors, lose power connectors causing static, power conditioners that strangled my amp performance.
All these issues began with observations, and none required a double-blind test to diagnose.

In reality, once the signal enters the D900 there is no data on how this device processes the digital stream.
Perhaps, there is a bug. For example, phase issue between channels on the AES input.

Precluding such possibilities based on non-existent measurements, gets likes, but it is not science.

- Rich
 
At the end of the day, if a device or tool improves your workflow and enjoyment, that has value too.
No-one here will disagree with that, nor dispute with anyone the benefits they might find in such things.
 
Are you able to restrict the coax sample rate to max 96 kHz? My DAC only has coax, and max 96. Whenever a 192 track plays I get noise.
 
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