The Gemini HSR1000 Studio Reference Headphones are my first foray into high-quality sound. They are quite easy to drive; so far I have tried them using my laptop, a desktop computer with a dedicated Creative sound card, my bookshelf stereo, and a portable music player. All gave equally impressive results, though the portable music player was not able to push the volume as high (but high enough for even those who like their music loud). I initially had an odd problem where they was way too much bass in the left ear during about the first half hour of...