In the early 1990s, satellite TV was a relatively new technology, and the dishes were large metal units that occupied a considerable amount of space. During this period, putting in one’s own dish was primarily the preserve of the most ardent TV fans. It was also much more challenging to get satellite television than cable or broadcast, given the installation hassle and added expenses.
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Nowadays, satellite dishes are seen on rooftops all over the country. There are dishes in just about every house in rural areas that are not serviced by cable companies. Every day, major satellite TV providers entice more and more consumers by offering movies and sports events, in addition to world news and high-quality images and sound.
Many problems associated with broadcast and cable TV can be solved by satellite TV. Even though satellite TV technology is still developing, it has now become a very popular choice for people who enjoy watching TV.
In this article, we’ll see how satellite TV works, and its main components. So read on to understand the workings of a satellite TV!
How Does Satellite TV Work?
TV via satellite works the same as terrestrial television. However, rather than transmitting signals through towers to antennas, satellites route them through space. The satellite receives signals from the TV channels, which send their feeds to the satellite provider. These feeds are collected at a central location, known as an uplink center, and are transmitted to the satellites in space by satellites on the ground at 270 Mbps.
A satellite orbiting 23,000 miles above the surface of the Earth collects data transmitted from the centers. Data is delivered by those satellites and transmitted by satellite dishes on your house via a different frequency band. The signal is delivered by a different frequency band to minimize interference. A dish mounted outside your home collects the signals, which are then transmitted to a receiver inside your home, which converts them to audio and video. The whole process occurs at the speed of light.
Satellite TV Components
Direct-to-home or direct broadcast satellite systems consist of five major components: a source of programming, a broadcast center, a satellite, a dish, and a receiver.
- Sources of programming simply refer to the channels that broadcast programming. A satellite television provider does not create its own programming, but instead, it has contracts with other companies (such as HBO) to transmit their content by satellite. Thus, the provider acts as a sort of intermediary between you and the actual entertainment sources. (This is similar to what cable TV providers do.) Although, before subscribing to any provider, do check out their channel lineup. For instance, if you want to subscribe to DISH TV, check out their DISH channel guide to see whether or not it offers the channels you want to view.
- The broadcast center serves as a nexus for the entire system. At the broadcast center, the TV provider collects signals from a variety of sources and sends broadcast signals to satellites orbiting in space.
- These satellites receive broadcast signals from the broadcasting stations and transmit them back to Earth.
- A dish on the viewer’s house receives the satellite signal and transmits it to the receiver inside the home.
- This signal is processed by the receiver and sent on to the TV to be displayed on the screen.
To Sum Up
It may seem complicated how satellite TV reaches your television set at your home. Although it requires sophisticated technology to hook up your satellite TV, it is a very straightforward process.
While satellite TV service can be interrupted at times, such as when a server goes down, it is still generally reliable. Additionally, it is a good option for people living in remote regions without access to cable TV.
Another thing subscribers should take into account while subscribing to a satellite TV service is the channel lineup. For instance, you can check out the DISH network channel guide and see whether or not the provider offers channels you are eager to watch the content of.