A Simple reception situation.
Install a Winegard HD7000R antenna above the roof , aimed at about 345 degree magnetic direction.
Here is how to aim antennas ,
http://www.kyes.com/antenna/pointing/pointing.html.
Here are some antenna mounts that do not put holes in the roof ,
http://www.ronard.com/34424560.html ,
http://www.ronard.com/ychim.html.
Buy the ronard antenna mounts at solidsignal by typing the word ronard in the solidsignal search box.
Here are some places to buy antennas and etc. ,
http://www.solidsignal.com ,
http://www.amazon.com.
For 1 Tv connected use No splitter. No antenna amplifier.
For 2 connections use a common simple 2 way splitter. No antenna amplifier.
For 3 connections use a common simple 3 way splitter. No antenna amplifier.
For 4 connections use a common simple splitter. No antenna amplifier.
As always , trees and tree leaves do a real fine job of , reflecting (multipath) , reducing or blocking Tv reception and so do buildings and other obstructions.
It is best to install a antenna at a location that has the least amount to no amount of obstructions of any type or kind in the directions of reception.
The Tv/s Must Channel Scan for the Broadcast Tv Channels , sometimes named the 'Air Channels' or 'Antenna Channels' in the Tv setup menu because the Tv transmissions travel through the air from the transmitting antenna to the receiving antenna.
DO NOT channel scan for cable tv channels.