What is digital terrestrial television (DTT)?
Digital Terrestrial Television refers to the use of a network of transmission towers to broadcast digital frequencies. A transmission tower is earth based, unlike satellite transmission which is done using satellite dishes. Each transmission tower has a specific area of coverage that broadcasts to aerials, that are tuned to the corresponding frequency. The broadcast signal is sent to the various towers and it is the network of coverage that provides television signals across the country. SABC, e.tv and M-Net are all broadcast terrestrially. 3. What is the difference between digital terrestrial television (DTT) and satellite television? These are simply different ways of delivering a broadcasting signal. Satellite television broadcasts using a satellite in space. The signal is sent to the satellite from the broadcaster and you receive a signal via a satellite dish that is mounted to your house. Terrestrial television uses transmitters on the ground to relay the signal which you then rec
Digital Terrestrial Television (DTT) is digital quality TV over a standard rooftop aerial. It is very similar to digital cable TV like Chorus/NTL and satellite digital TV like Sky Digital. It has the same attributes of these other digital TV formats: widescreen, high quality picture, detailed program guide with full 7 day listings, info button, digital teletext etc. DTT is broadcast from the same transmitters from which your old analog TV pictures were broadcast.
