It looks like all the receivable Digital Tv station networks , without duplicating any Digital networks , are available with a Winegard HD7698P antenna aimed one direction.
Aim a HD7698P antenna at about 126 degree magnetic compass direction.
Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html.
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Strongly Recommend use New Coax and New Connection Hardware Outside.
Replace Defective coax and connections , even though the current coax and connections do not 'look' defective.
To prevent Weather/Water from getting into outside connections and coax.
Use the coax that has the Compression type connectors on the ends of the coax , not the old crimp type connectors.
To make Double Sure that Weather/Water does not get into outside connections and coax , wrap with ,
http://www.coaxseal.com.
Do Not use , rubber weather boots , remove and discard rubber weather boots.
Rubber weather boots , take in water , inside the boot , and hold the water inside the boot , this makes for bad connections.
For 1 Tv connected use No splitter. No antenna system amplifier.
For 2 Tv's connected use a simple common 2 way splitter. No antenna system amplifier.
Here are places to buy antennas and etc. .
http://www.solidsignal.com.
http://www.amazon.com.
http://www.winegarddirect.com.
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As always , trees and tree leaves , plants and plant leaves , have a negative effect on Broadcast Tv Reception and so do buildings and other obstructions.
Recommend install the HD7698P antenna at a location that has the least amount to no amount of obstructions of any type or kind in the directions of reception.
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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'.
Scan for channels.