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Above the Peak of the Roof in such a manner that reception is not , obstructed , impeded , blocked , by the , attic , roof , building , in the directions of , South West , South East.
At no less then 25 feet above ground , and closer to 40 feet and higher above ground will improve reception.
Install a ,
http://www.antennacraft.net.
HBU44 antenna.
Aim the HBU44 antenna at about 232 degree magnetic compass direction.
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Here is how to aim antennas.
http://www.kyes.com/antenna/pointing/pointing.html.
Use a Real and Actual magnetic compass to aim antenna , do not trust a , cell phone , tablet and etc. compass.
As always , the antenna aim and location can be adjusted for best reception.
Most Digital Tv's have a Signal Strength Meter and some Digital Tv's also have a Signal Quality Meter.
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Install a.
http://www.antennacraft.net.
10G201 preamplifier.
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For 1 Tv connected use No splitter.
For 2 Tv's connected use a , Holland Electronics , HFS-2D , 2 way splitter.
For 3 Tv's connected use a , Holland Electronics , HFS-3D , 3 way splitter.
For 4 Tv's connected use a , Holland Electronics , HFS-4D , 4 way splitter.
http://www.hollandelectronics.com.
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Here are some above the roof antenna mounts.
Ronard antenna mounts are Over Built Strong and Sturdy antenna mounts.
http://www.ronard.com/909911.html. Install the , ronard(911) , 5 foot tripod antenna mount.
http://www.ronard.com/712.html. Install the , ronard(712-50-10) , 10 foot tripod antenna mount.
http://www.ronard.com/34424560.html. Install the , ronard(4560) , eave antenna mount.
http://www.ronard.com/ychim.html. Measure around the chimney and use a , ronard(2212) , ronard(2218) , ronard(2224) .
http://www.ronard.com.
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Home Depot has , 10 foot 4 inch length , 1 and 3/8 inch diameter , TOP RAIL , chain link fence , PIPE , that makes excellent antenna mast/pipe.
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Here are some and not all places to buy antennas and etc.
http://www.saveandreplay.com.
http://www.trentondistributors.com.
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Also know this.
As always , trees and tree leaves , plants and plant leaves , have a Negative Effect on Broadcast Tv Reception and so do buildings and other obstructions including your own , attic , roof , building in the directions of reception.
Some and not all Negative Effects are.
Absorbing and Blocking Reception.
Multi-Path Reflecting Tv Signals Bouncing All Around.
The Best Practice for Reliable Reception is install the antenna at a location that has the least amount to no amount of obstructions of any type or kind in the directions of reception including your own , attic , roof , building.