The pink noise tip is interesting, I currently have them running through my music collection.   I found that my iphone 5 and 320kbps mp3 sounded surprisingly good, foot tappingly so, but limited volume - very different from the main system and full resolution FLAC files.   I suspect...

Howdy Everyone,   I've just bought some AKG Q701's on a bit of an impulse. Didn't realise quite how hard they are to drive, doh!   After purchase I listened to some AKG K551's (hopefully similar to the Q701's in terms of being hard to drive (?)) via an Audioquest M-DAC on Saturday and it...