What do people get when they build curves with this tool:   http://www.phys.unsw.edu.au/jw/hearing.html   Does anybody else's really closely resemble the established curve? I find mine to be a little different (though it's sorta hard to tell without some curve fitting)

Hi all,   I've been reading up a lot about DACs and I could use a little bit of help picking one. I used to use an M-Audio Audiophile USB that I purchased back in 2002, but it died a few years ago, and I've been suffering through laptop onboard sound ever since.   I'm not immediately...