At
http://www.amazon.com , buy a AntennasDirect model C2-V-CJM , UHF/VHF Complete antenna.
Install the antenna above the roof in such a manner that reception is not impeded and blocked in the direction of , South West.
Aim the antenna at about 234 degree magnetic compass direction.
Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html.
Use a Old School magnetic compass to aim antenna.
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Install a Channel Master CM3418 distribution amplifier.
Use screw on 75 ohm terminators on any unused output ports of the distribution amplifier.