If you have recorded TV programs on your Topfield DVR and transferred them to your computer, you may have noticed that they are in the REC file format. To use these files with other programs and devices, you must convert them to a more universal video file format, such as AVI. A converter program is all that is needed to do this. The MPEG Video Wizard DVD 5.0 is the only converter program available as of January 2010 that supports the REC-to-AVI file conversion. Writer Bio