Eversolo DMP-A6 Network Streamer/DAC
Oct 29, 2024 at 4:25 PM Post #991 of 1,066
Hey, all. Just purchased the DMP A6 and wanted to ask about volume control relative to my amplifier. So, I’m currently using a HeadAmp GS-X MKII and my intention is to use the Eversolo as my dac and streamer. Typically I would max out the volume on the dac and adjust the volume from the amp. I’m currently using a Bifrost 2/64, so adjusting volume is not an option. Is there any problem maxing out or at least raising the volume on the amp significantly and adjusting the amount I need from the DMP A6? I know it is recommended to leave the volume at max on the Eversolo in order for it to be bit perfect, but this would only apply when using an external dac, no? In the situation I intend to use it, i would be operating in the analog domain at that point, would I not?

Any help would be greatly appreciated. Thank you!
Settings - Audio - Volume controls - Volume passthrough mode ON.
 
Oct 29, 2024 at 9:08 PM Post #992 of 1,066
My notes after using an external dedicated preamp instead of the inbuilt digital volume control and bypassing it to connect to Ferrum Oor/ Hypsos in Poweramp mode with analogue interconnects.

"Rotel RC-1590 MKII preamp.
The DMP A6 has sounded better with this preamp instead of using the built-in digital volume. It have sounded more warm and fullbodied and less digital and more analogue and natural. Clearer more powerful details with higher resolution and better separation and more airy effortless. Nicer and more musically pleasant to listen to. But too loud audible background noise to be fully happy."
 
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Oct 29, 2024 at 11:03 PM Post #995 of 1,066
Is the passthrough mode not made to be used when employing an external dac? I’m asking because the idea is to use my GSX MKII as a sort of power amp while I adjust the volume with the Eversolo. Thank you!
Yes it is. But I think it will work for line output as well. Try it. I think it is better to control the volume on the amplifier than on the digital signal. It won't be bit-perfect.
 
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Oct 29, 2024 at 11:45 PM Post #996 of 1,066
Yes it is. But I think it will work for line output as well. Try it. I think it is better to control the volume on the amplifier than on the digital signal. It won't be bit-perfect.
I believe that we would have to worry about the signal being bit perfect when a digital output is being used to an external dac for example. In the case I’m exploring, however, the output is analog so I’m assuming it would be bit perfect internally and the volume being adjusted is within the analog domain. This is my conjecture, though, and also the reason I’m appealing to the goodwill and guidance of the forum.
 
Oct 30, 2024 at 2:30 AM Post #997 of 1,066
I believe that we would have to worry about the signal being bit perfect when a digital output is being used to an external dac for example. In the case I’m exploring, however, the output is analog so I’m assuming it would be bit perfect internally and the volume being adjusted is within the analog domain. This is my conjecture, though, and also the reason I’m appealing to the goodwill and guidance of the forum.
I cant see any good coming out of that. Unless you want the convenience of remote controlled volume control from DMP A6.

Other wise i suggest bypassing the Dmp A6 Volume control to make sure your amp get the most transparent signal to work with.

See my post just before about my findings with dedicated analogue preamp. If it wasent for that products own background noise Hiss i would been very happy with it. It really is a good Dac inside the ME with LHY LPS.
 
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Oct 30, 2024 at 8:23 AM Post #998 of 1,066
I cant see any good coming out of that. Unless you want the convenience of remote controlled volume control from DMP A6.

Other wise i suggest bypassing the Dmp A6 Volume control to make sure your amp get the most transparent signal to work with.

See my post just before about my findings with dedicated analogue preamp. If it wasent for that products own background noise Hiss i would been very happy with it. It really is a good Dac inside the ME with LHY LPS.
I guess what my question boils down to is: am I raising/lowering the digital volume in this case or is it the analog that I am dealing with? That is my conundrum. I appreciate the response no less. Thank you.
 
Oct 30, 2024 at 8:30 AM Post #999 of 1,066
I guess what my question boils down to is: am I raising/lowering the digital volume in this case or is it the analog that I am dealing with? That is my conundrum. I appreciate the response no less. Thank you.
I am convinced that the DMP's volume control takes place in the DSP, i.e. at the digital level even in the case of analog output.
 
Oct 30, 2024 at 8:48 AM Post #1,000 of 1,066
I am convinced that the DMP's volume control takes place in the DSP, i.e. at the digital level even in the case of analog output.
And that was what I was looking for. What puzzles me though is that the manual states the below:
page 18 - "* Set the volume to the maximum when outputting MQA via digital outputs (e.g.: USB or
SPDIF outputs). But there is no need to set the volume to the maximum when MQA is output

from internal DAC through analogue output." <-- it states "MQA", but believe this is generally related to digital output vs. analog output.
(Thank you to @mjstealey for the quote).
 
Oct 30, 2024 at 8:59 AM Post #1,001 of 1,066
And that was what I was looking for. What puzzles me though is that the manual states the below:
page 18 - "* Set the volume to the maximum when outputting MQA via digital outputs (e.g.: USB or
SPDIF outputs). But there is no need to set the volume to the maximum when MQA is output

from internal DAC through analogue output." <-- it states "MQA", but believe this is generally related to digital output vs. analog output.
(Thank you to @mjstealey for the quote).
I am sure, that's what the general approach should be. MQA is irrelevant here. It is a thing of the past now anyway.
 

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