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Above the Peak of the Peak of the Roof install a ,
www.antennacraft.net ,
HBU11K antenna aimed at about 312 deree magnetic compass direction.
Here is how to aim antennas ,
www.kyes.com/antenna/pointing/pointing.html.
Use a Real and Actual magnetic compass to aim antenna , do not trust a cell phone compass.
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A antenna system amplifier will not be required.