Hans Fugal <fugalh@xxxxxxxxx>: > I was trying to do some basic mic recording last night, and I was > having strange problems. My sound card is a turtle beach santa cruz > using the snd-cs46xx module. > > Audacity had no trouble recording - sounded fine. Timemachine on the > other hand experienced horrible hissing. I tried every conceivable > mixer level/muting/gain combination I could think of and always got > the awful hiss. Just a hunch: Timemachine's default recording format is WAVE_FORMAT_IEEE_FLOAT. Try "timemachine -f wav" instead (WAVE_FORMAT_PCM). Maybe your trouble is playback rather than recording? Wolfgang