check these lists and info. http://www.techolio.com/forums/phpBB2/viewtopic.php?f=7&t=3044 http://www.techolio.com/forums/phpBB2/viewtopic.php?f=7&t=3437 http://club.cdfreaks.com/showthread.php?t=207698 most liteon drive work, drives up to 1693 will work fully, Newer ones (post 1693) will work but will freeze on fast-forward and you need to unplug the recorder each time. If you don't need FF. Some of the compatible Sony drives are still available. CC