Install a Antenna Craft HD850 All Channel antenna aimed at about 251 degree magnetic compass direction.
Use a Old School magnetic compass.
Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html.
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Disconnect and Remove ALL power injectors.
Disconnect and Remove ALL amplifiers.
Disconnect and Remove ALL amplifier power supplies.
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For 1 Tv connected use No splitter.
For 2 Tv's connected use a simple common 2 way splitter.
For 3 Tv's connected use a simple common 3 way splitter.
For 4 Tv's connected use a simple common 4 way splitter.
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To keep Weather/Water out of outside coax and connections.
Use NEW RG-6 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 and matching transformer (balun).
Wrap with ,
http://www.coaxseal.com.
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Here are places to buy antennas and etc. .
http://www.solidsignal.com.
http://www.amazon.com.
http://www.antennacraft.net.