From here on out. Please identify what is being received by the Call Sign and the Real Channel Number. Your location has more the one NBC , FOX and so forth , I do not know what ones you are receiving. Read and understand this about , REAL Digital Broadcast Tv Channels , Virtual Digital Broadcast Tv Channels , Analog Broadcast Tv Channels ,
http://forum.tvfool.com/showthread.php?t=695 . Here is how to aim Tv antennas ,
http://www.kyes.com/antenna/pointing/pointing.html