HDTV antennas have become an advantage for those who want to cut the cable. Antennas just plug into your tv as well as start fetching over-the-air channels, which broadcasters send over the airwaves from their sending towers.
https://codyqaek241.skyrock.com/3344692744-Why-the-Biggest-Myths-About-SERVICE-May-Actually-Be-Right.html