A Simple reception situation.
For reception of ,
KHNE-DT REAL UHF channel 28 , virtual number (29.1-2-3) PBS.
K56FC REAL UHF channel 50 , virtual number (50.1) Licensed and Silent.
KHAS-DT REAL VHF channel 05 , virtual number (5.1-2) NBC and This Tv.
KGIN-DT REAL VHF channel 11 , virtual number (11.1-2) CBS and MyNetwork.
KHGI-TV REAL VHF channel 13 , virtual number (13.1-2) ABC and FOX.
Above the Roof install a Winegard HD7082P antenna with - no preamp - aimed at about 192 degree magnetic compass direction.
Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html.
For 1 Tv connected use no splitter , no antenna amplifier.
For 2 Tv's connected use a common simple 2 way splitter , no antenna amplifier.
For 3 Tv's connected use a common simple 3 way splitter , no antenna amplifier.
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.
Buy the ronard antenna mounts at solidsignal by typing the word ronard in the solidsignal search box.
Herte are some places to buy antennas and etc. ,
http://www.solidsignal.com ,
http://www.amazon.com ,
http://www.winegarddirect.com.
As always , trees and tree leaves do a real fine job of reducing or blocking Tv reception and so do buildings and other obstructions.
It is best to install the antenna at a location that has the least amount to no amount of obstructions of any type or kind in the directions of reception.
For your location that is , south west , south , south east.
The Tv/s Must Channel Scan for the Digital Broadcast Tv Channels , sometimes named the 'Air Channels' or 'Antenna Channels' in the Tv setup menu because the Tv transmissions travel through the air from the transmitting antenna to the receiving antenna.
DO NOT channel scan for cable tv channels.