As is always , the type and kind of amplified antenna shown in the picture is a very undesirable antenna to use for Tv reception. The tv transmissions at your location are very strong and the amplifier in the antenna is likley overloading and the small size of the antenna violates the laws of physics. The antenna in the picture is pointed in to all of the roof supports - block after block after block of wood , what kind of deal is that ?? A real bad deal. I suggest a Winegard HD7694P antenna , point the HD7694P antenna at about 194 degree magnetic compass. Here is how to point tv antennas ,
http://www.kyes.com/antenna/pointing/pointing.html . Also read and understand this about , REAL Digital Tv Channels , Virtual Digital Tv Channels , Analog Tv Channels ,
http://forum.tvfool.com/showthread.php?t=695