For the best reception install a , CS2 UHF/VHF Complete antenna.
http://www.antennasdirect.com/store/...VHF-Combo.html , above the roof aimed at about 240 degree magnetic compass. Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing.html.
Here are some roof top mounts ,
http://www.ronard.com/909911.html ,
http://www.ronard.com/34424560.html ,
http://www.ronard.com/ychim.html ,
http://www.ronard.com.
Buy the ronard antenna mounts at solidsignal by typing the word ronard in the solidsignal search box.
Here are places to buy antennas and etc. ,
http://www.solidsignal.com ,
http://www.antennasdirect.com ,
http://www.amazon.com.