Install a Winegard HD7696P antenna with a Winegard HDP269 preamp above the roof aimed at about 290 degree magnetic compass. Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html. And receive these digital tv stations/channels and all of the digital sub channels , WPMT 47 FOX , WGCB-DT 30 IND. , WGAL 8 NBC , WGAL 27 NBC , WLYH-DT 23 The CW , WHTM-DT 10 ABC , WHP-TV 21 CBS , WITF-DT 36 PBS. . 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. Here are places to buy antennas and etc. ,
http://www.winegarddirect.com ,
http://www.solidsignal.com ,
http://www.amazon.com ,
http://www.starkelectronic.com ,
http://www.3starinc.com