I've been doing a ton of research. I've heard a ton of times that one person may hear a set of drivers differently then another person. 1 example being is. Say if someone said an earphone had a rolled off treble. Another person can find the treble on the same exact earphone just right or too...

Hey guys. When I try to use Foobar's EQ with my laptop I hear a whistle sound followed by tones in the treble range that is not suppose to be there. Every song with a high pitch tone has a whistling noise following it. I tried EQing the same on WinAMP and the whistling noise is no where to be...

Benchmark DAC1 HDR or Grace M902? Thanks...