you can use quicktime, download the 3gp plug in from their website, then open up the video file with quicktime, and select export to, then you can choose numerous things like uncompressed avi, or whatever you want
Thanks. Can I do it with with a free version or do I have to purchase the full version? I'd rather go with something free, of course... Since I do not really need it for anything else than the conversion of the p900 files. Would Pinnacle Studio do it too? I have access to that.