> > What recording program are you using? > mencoder -v -tv > driver=v4l2:widht=720:height=576:input=0:chanlist=europe-west:adevice=/dev/dsp1:audioid=1 > tv:// -ovc lavc -lavcopts vcodec=mpeg4:vbitrate=1800:keyint=250 -oac > mp3lame -lameopts cbr:mode=0:br=128 -o menctest.avi Ah, that explains it. Mencoder does some (though not heavy) synchronisation efforts. Maybe it is enough for your card. Please try a recording program that does not do this, like ffmpeg or mjpegtools.