Above the Peak of the roof install a Winegard HD7000R antenna aimed at about 110 degree magnetic compass direction.
The receivable Group of Digital Broadcast Tv stations/channels are to the , south east
And the receivable WETP-DT Real UHF Digital Tv channel 41 , virtual number (2.1) PBS , to the south west and will most likely be received at the back angle to the HD7000R antenna.
Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html.
A Winegard DS3000 J type antenna mount will work to mount the antenna on.
Install a Channel Master CM3414 distribution amplifier.
Here are some places to buy antennas and etc. ,
http://www.solidsignal.com ,
http://www.amazon.com ,
http://www.winegarddirect.com ,
http://www.channelmasterstore.com.
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As always , trees and tree leave do a good job of , multipath/reflecting , absorbing , 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 install the HD7000R 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.
The Tv/s Must Channel Scan for the , OTA=Over The Air , Digital Broadcast Tv station/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'.