The Tv transmissions are Strong at you location.
Here are some Above The Roof antenna mounts ,
http://www.ronard.com/909911.html ,
http://www.ronard.com/34424560.html ,
http://www.ronard.com/ychim.html ,
http://www.ronard.com .
Buy the ronard antenna mounts by typing the word ronard in the solidsignal search box or buy from ronard.
REPLACE the RG-6 and RG-59 with NEW RG-6 coax.
It looks like a better aim direction is about 140 degree magnetic compass. As Always the aim point is a starting aim point , the antenna can be turned to the left and right to get better reception of the channels to be received.
Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html.
Pending Applications Included in the tvfool radar report lists the REAL Digital Tv channels that are transmitted and received , and also lists the Virtual channels.
For reception of the green and yellow zone Pending Applications Included , one or two Tv's connected no amplifier is required.
For one Tv connected use no splitter.
For 2 Tv's connected use a 2 way splitter.
For 3 Tv's connected use a 3 way splitter.
For 4 Tvs connected use a 4 way splitter.
For 3 or 4 tv's connected , might require a Channel Master CM3414 distribution amplifier. Try it with a 3 or 4 way splitter first.
Every split that takes place reduces the signal strength.
Here are some places to buy supplies ,
http://www.solidsignal.com ,
http://www.amazon.com ,
http://www.channelmasterstore.com