http://www.antennacraft.net. U8000. Remove the reflector rods of the U8000. Drill out the rivets that hold the flat metal brackets that hold the the reflector rods in the horizontal position. Remove the reflector rods. Now the >< shaped metal reception elements will receive 2 directions. The front of the antenna and the back of the antenna. Aim the U8000 antenna at about 60 degree magnetic compass. Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html. Now the U8000 antenna will receive the group of tv stations to the north east - about 44 degree magnetic compass , the group of tv stations to the east - about 106 and 116 degree magnetic compass , the group of tv stations to the south at about 190 degree magnetic compass , the two tv stations at 226 degree magnetic compass. The U8000 antenna will be mounted above the roof. Here are some antenna mounts ,
http://www.ronard.com/909911.html ,
http://www.ronard.com/34424560.html ,
http://www.ronard.com/ychim.html. Here are places to buy antennas and etc. ,
http://www.antennacraft.net ,
http://www.solidsignal.com ,
http://www.amazon.com.