2 stream recorder & streamingstar: Thank you very much for yours answers!
It was my mistake.Sorry.When i've recorded the whole show, the result was
better but not good yet.

Now there is a good sound but the video is asynchronous and terrible(the frames are jumping).Maybe it my mistake too..
If you are not busy could you check out this example, please
For example i try another rtsp stream (not big) from the same site
My result:
http://s64.yousendit.com/d.aspx?id=3...K1GL1Y8S1FGO6P (3,31Mb)
and the link:
www.satriani.com and click "watch video"