When you purchase a new HD set, you might still want your old metallic antenna or you might want to have installed cable or satellite. Sometimes the image is not the best because the analogical signal associated to the digital television is not always associated to better image too. In these cases HDTV antennas or terrestrial digital ones replace satellite dishes or wires if you live nearby a broadcast company.



There is a test able to shed light on the above. Whether you watch TV using an antenna connected to your analogical TV, there are chances that using HDTV antennas to get digital programs coming from similar stations. It can collect stations available on a 60 miles antenna range. There are people who consider that satellite service or cable must be used for HD television. Nevertheless, stations in general cannot broadcast digital signal related to satellite providers and cable and separate signal that is analogical for the rest of the subscribers. Digital signals will be broadcast and if broadcasters are collected using HDTV antennas, there will be a similar input to digital signal coming from external suppliers.

HDTV antennas can face situations when melted snow interferes. In the past, analogical tuners could be easily influenced negatively by different kinds of interferences. These interferences used to cause loss of signal in the case of thunderstorms, or any interference coming from systems outside and inside the house and sometimes from other phenomena related to weather.

Nevertheless, the image produced by HDTV antennas is very good. It can compete with the picture provided by satellite or cable and you do not have to spend additional sums of money. In general, HDTV antennas may be connected to antenna poles and those which are based on a rotor can contribute to pointing an antenna towards any broadcaster's tower for transmission. HDTV antennas can usually pick up signal from 50 to 80 miles, according to the signal strength and distance between the antenna and the broadcaster.

There are similar restrictions applied to such antennas, or analogical signals, with one exception. In this case if a signal enters a HDTV antenna, no interference can affect it. If you want to use HD TV with no HDTV antennas, satellite or cable, they may secure any converter in order to modify a digital signal to an analogical one, to display local programs.

As far as the location of terrestrial digital antennas is concerned, we may wonder what antenna is the most efficient for your location. In order to help people make the right choice experts have studied the largest areas all over the world and they can tell you what kind of terrestrial digital systems are the most compatible with different cities. This information can be found on different sites on the internet. Nevertheless, for a specific area, more terrestrial digital antennas can be recommended and all of them receive high definition signals. All you have to do is to choose those antennas whose designs fit your expectances and whose performance matches the price. Those antennas can be sold directly to installation professionals and consumers and anybody can provide feedback if there are possible problems.