hi im using turtle beaches audio advantage srm soundcard with goldwave.the problem is i cant seem to moniter the music from the tape.i tried to adjust it before i try to moniter it by playing a few bars from the tune and think ive found the high frequency and adjust it from that but later on i find anouther high frequency and readjust it and start reco- rding all over again..is there something e;se that i can try?