+=>
Attics and the inside of buildings Are Not a reception friendly environment and Never Will Be a reception friendly environment.
Here is the Federal Antenna Law that says Yes you can install a Broadcast Tv Antenna above the roof in such a manner so as to have Reliable Reception.
http://www.fcc.gov/guides/over-air-r...n-devices-rule .
------------
Yes start with a antenna in the attic.
If reception situations happen in the attic that are not resolvable with antenna aim adjustments and antenna location adjustments in the attic then move the antenna to above the peak of the roof.
Install a ,
www.antennacraft.net , HD850 All Channel antenna aimed at about 254 degree magnetic compass direction.
Here is how to aim antennas ,
www.kyes.com/antenna/pointing/pointing.html
Use a Real and Actual magnetic compass to aim antenna , do not trust a cell phone compass.
-----------------
To Prove Reception connect a NEW Continues length coax to the HD850 antenna and run the NEW Continues length of direct to the Tv.
-----------
A antenna system amplifier is not required.
-----------
Digital Tuners can develop -Digital Glitches- that are not cleared out with simple channel scans.
To clear tuner do Double Rescan.
www.wchstv.com/DoubleReScanAlert.pdf