For reception of the digital tv stations/channels to the north west , aim a Winegard HD7698P antenna with a Winegard AP8700 preamp at about 325 degree magnetic compass. . For reception of the digital tv stations/channels to the north east , aim a Winegard HD9095 UHF antenna at about 70 degree magnetic compass. Also aim a Winegard YA6260 antenna at W06AY-D channel 6 , at about 178 degree magnetic compass. The HD9095 and YA6260 are connected together with a Winegard AP2870 preamp. All antennas are mounted above the roof. Here are some Strong and Sturdy 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. Here is how to aim antennas,
http://www.kyes.com/antenna/pointing/pointing.html. Here are places to buy antennas and etc. ,
http://www.winegarddirect.com ,
http://www.solidsignal.com ,
http://www.amazon.com.