Start with one antenna. Winegard HD7698P antenna with a Winegard AP8700 preamp aimed at about 10 degree magnetic compass , test reception of stations channels. Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html. Here are 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. Buy the ronard antenna mounts at solidsignal by typing the word ronard in the solidsignal search box or buy from ronard. Here are places to buy antennas and etc. ,
http://www.solidsignal.com ,
http://www.winegardirect.com ,
http://www.amazon.com. Also turn the antenna to 100 degree magnetic compass to test reception of WIS 10 and other station/channels.