Television has evolved and undergone transformation a lot since the 19th century when it was introduced to the public. It was a groundbreaking and revolutionary invention in the history of science back then. However, it has highly developed from the old fashioned, low black and white picture quality and bulky television sets to the latest high tech, sleek and high picture quality television sets. To achieve this high quality output these television sets are connected to a Set-top box and a satellite dishes, which receive signals from a communications satellite.

Various companies now offer the service of Satellite television. Satellite television is a digital television, which is delivered by the means of communication satellites and is received by digital satellites or digital aerials and set-top box. Today most of the customers and subscribers get their programming through a direct broadcast satellite provider, which are based on the concept of Dish or Direct to Home concepts. The provider makes different packages of selected programs and channels and broadcasts them to the subscribers. The provider provides the subscribers with hundreds of channels just as a cable operator does.

Unlike the cable operator's service, the provider's broadcast is digital that is the output is high-end picture and has stereo sound quality. These digital satellites contain five components, which are necessary for providing Direct to Home service: The programming source, the broadcast centre, the satellite, the satellite dish and the digital satellite receivers. Digital satellites broadcasts in the Ku frequency range (10 GHz to 14GHz). Earlier cable operators received the satellite television channels and cable television networks which rather than received by the subscribers. The cable operators then used to provide the broadcasting of channels to their subscribers. Moreover, they used to transmit programs in the C band- (3GHz to 7GHz).

There are numerous companies or providers in the market providing the Direct to Home services. All of them offer many different packages to choose from. These packages can contain different channels under the categories of movies, entertainment, sports, music, children's programs, infotainment, etc. Before availing, the services of any provider inquire about different packages and their prices of different providers. Make a list of the channels or programs you want to subscribe and find out the price of that package and select the best DTH provider.

To receive the programmes, you need to install one satellite dish at your home premises, normally on the terrace. These dishes are the Digital satellite receivers, which catch the signals and encryptions from the Communications satellite, known as SATCOM. Then they break down the encryptions into the electronic language or codes, which are compatible with the set-top box, and TV sets. Before the company sets up the dish, they check whether your premises have all the necessary criteria and conditions required for the installation of the set-top box. Once this is done, the dish and set-top box are installed and you can enjoy the luxury and experience of digital picture and stereo sound!