I'm looking for a headphone amp that would make the following set-up sound as good as it can:
Iphone 3GS -> Mp3 192-256-320kbps -> ?Portable Amp/DAC? -> Audio Technica ATH M50?
Only a few files are mp3 192kbps ones. Most of em are 320kbps mp3 files.
Thanks for any tips and thoughts :-)