Pretty much what the title says: I'm looking to move up from my Fiio e07k and was wondering which amp+dac you guys thought would a better match for the AKG Q701s. From what I've read, both are a great value and it's hard to go wrong with either, but I just I'd see if you guys had any opinions...

So: a few months ago I purchased the ATH-M50 and am quite satisfied with them. However these headphones have limitations and are best suited for certain genres. I am seeking a headphone in the ~$200 range that will do what the M50 cannot. Specifically an open can with a large soundstage, good...