A very easy reception situation. I recommend a Antenna Craft U8000 aimed at 121 degree magnetic compass. Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html. The U8000 will require modification to receive 2 directions. Remove the reflector rods by drilling out the rivets that hold the metal clips that hold the reflector rods in place. Now the , >< , shaped metal reception elements will receive at the front of the antenna and back of the antenna. Here is a strong and sturdy eave mount ,
http://www.ronard.com/34424560.html , Here are places to buy antennas and etc. ,
http://www.solidsignal.com ,
http://www.amazon.com ,
http://www.starkelectronic.com ,
http://www.3starinc.com. So that I can recommend the correct amplifier , how many Tv's are/will be connected??