Above the Peak of the roof install a Winegard HD7696P antenna with a Winegard HDP-269 preamp in such a manner that the reception is not blocked by the roof and house in the directions of , north east , east , south east , south.
Aim the HD7696P antenna at about 170 degree magnetic compass direction.
Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html.
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Here are some above the roof antenna mounts.
http://www.ronard.com/909911.html , if using a tripod antenna mount use a 5 foot tripod antenna mount.
http://www.ronard.com/34424560.html , if using a eave antenna mount use the #4560.
http://www.ronard.com/ychim.html ,
http://www.ronard.com.
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.
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Here are some places to buy antennas and etc. ,
http://www.solidsignal.com ,
http://www.amazon.com ,
http://www.winegarddirect.com.
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For 1 Tv connected use no splitter.
For 2 Tv's connected use a , HFS-2D , 2 way splitter.
For 3 Tv's connected use a , HFS-3D , 3 way splitter.
Buy the HFS splitters at ,
http://www.solidsignal.com , or ,
http://www.hollandelectronics.com.
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As always , trees and tree leaves do a good job of , reflecting , reducing , blocking , OTA=Over The Air , Digital Broadcast Tv stations/channels reception and so do buildings and other obstructions including your own roof and house.
It is best to install the HD7696P antenna at a location that has the least amount to no amount of obstructions of any type or kind in the directions of reception including your own roof and house.
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The Tv/s Must Channel Scan for the , OTA=Over The Air , Digital Broadcast Tv stations/channels , often 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.
Some Digital Tv's will automatic channel scan for cable tv channels.
DO NOT channel scan for cable tv channels.
Go into the Tv Setup Menu and select , 'Air Channels' / 'Antenna Channels'.