With many ads onlie advertising Click Bait the new technology that will end the Cable Company! I have decided to try to clear up some of the misconceptions as a Over The Air OTA Television viewer for years I have been watching free TV with an antenna. And will say a rooftop on as high as you can get is always the best way you can get over the air channels. You need height and line of sight. I am not saying that these antennas will not work just a buyer beware and also to point to some other options that may work better for your situation.
In this video I tell you my experience with ota and tips
To find local TV stations in your area
http://tvfool.com

I forgot to mention the old black loop antenna that looked like rabbit ears with the UHF loop antenna worked better than the flat antenna!