On 03/25/2007 10:09 AM, Craig Partin wrote: > So is HDTV 720p60? That's one of 6 formats that are HDTV and one of 18 that are ATSC (using the EDTV definition, rather than HDTV, for all 480 resolutions). http://www.hdtvprimer.com/ISSUES/what_is_ATSC.html Mike