Read and understand this about REAL Digital Broadcast Tv Channels , Virtual Digital Broadcast Tv Channels , Analog Tv Channels ,
http://forum.tvfool.com/showthread.php?t=695 . Here is how to point a Tv antenna ,
http://www.kyes.com/antenna/pointing/pointing.html . I suggest a Winegard HD7694P antenna pointed at about 135 degree magnetic compass. Here are places to buy tv antennas and etc. ,
http://www.solidsignal.com ,
http://www.3starinc.com ,
http://www.starkelectronic.com ,
http://www.amazon.com