Recent content by Wicky

Apologies, yes keyword "galvanic isolation" :)... USB filtering is not helpful

Yes, also the products @staticV3 linked to in the post above.

The Crossfeed effect may sound "better" on certain recordings where the stereo effect is overdone, this comes out more in headphone rather than speaker listening. Typically found in some older recordings. Theory, if you are interested, here https://bs2b.sourceforge.net/

It is called "width" if you mean the feature that reduces stereo to mono through to inverting the stereo channels

Measurements and theory are scientific tools and therefore subject to error, misinterpretation, or at best, an over simplification or incomplete view of more complex underlying phenomena. They are however by far the best tools we have and certainly more trustworthy than individual subjective...

A nice clip explaining the ADI-2/4 Pro RIAA implementation here. If I were back in the vinyl world this would be on my shopping list!

One way to retain your sanity: run a bit test when connected through the HD2 and when not. If they both pass reject the hypothesis that the HD2 is improving the sound quality. See section 31.2 in the manual here: https://www.rme-audio.de/downloads/adi2dac_e.pdf test files here...

The RMEs dynamic loudness feature increases the bass and treble when volume is lower to conform to psychoacoustic research conducted by Feltcher & Munson. They developed a series of curves in a set of experimentally determined graphs that show how loud a sound at one frequency must be in order...

I purchased the adaptor Hidizs provided in their bundle with the S9, no problems with it in my experience.

I have S9 (not pro), essentially the same device, just different chip (AKM vs ESS) as I understand. Works fine for me on iOS (with lightning adaptor), MacOS, and Windows 11. Not tried it on Android devices