Install a Winegard HD7698P antenna with a Winegard HDP-269 preamp aimed at about 116 degree magnetic compass , mounted above the roof. Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html. Here are some Strong and Sturdy antenna mounts ,
http://www.ronard.com/909911.html ,
http://www.ronard.com/34424560.html ,
http://www.ronard.com/ychim.html ,
http://www.ronard.com. here are places to buy antennas and etc. ,
http://www.winegarddirect.com ,
http://www.solidsignal.com ,
http://www.amazon.com. . Buy the Ronard mounts from SolidSignal or from Ronard.