I have a Xonar DX and recently got another one because it was exceptionally cheap (2nd hand $20 on craigslist). I modded the $20 one with some new capacitors and OP amp and now I'm trying to use both of them in my computer.   However, the Xonar DX audio center seems to be able to control only...

I currently have an Xtremegamer X-Fi soundcard that I use its analog out to a Schiit Magni amp to drive a pair of Sennheiser HD 558. I mainly use this set up to listen to music (just regular 320kbps MP3 files most of the time) and game occasionally. The Magni  fixed the bloated bass that comes...

I recently got a HD 558 and I heard that although it doesn't need amplification as it's easy to drive, it could still benefit from one. So before getting one myself, I borrowed my friend's Schiit Magni and plugged it into the analog output of my Xtremegamer sound card.    A: Xtremegamer ->...