[John Candle]

Digital Tv is Digital Tv . . HD Digital Tv is HD Digital Tv . . If the signal strength drops too low it Will Still Be Digital Tv , you will see the picture break up in to blocks or no picture , even so it's Still Digital Tv. And HD Digital Tv is still HD Digital Tv even if the picture breaks up in to blocks or no picture. HD Digital Tv is in Fact HD Digital Tv. The HD signal DOES NOT down grade to a lower definition because the signal is low in strength. . Digital Tv is Digital Tv , HD Digital Tv is HD Digital Tv. Here are the picture resolutions of Digital Tv. . Low picture resolution 480i - 480P . . Hi picture resolution 720P - 1080i - 1080P . If the received signal is strong , the picture resolution Does Not go up. And if the received signal is weak , the picture resolution Does Not go down. .