What is SDTV?

With the advent of digital output, the quality of television transmission becomes more sophisticated. The standard TV definition (SDTV) and high -resolution television (HDTV) are two of the new formats. SDTV is a digital format that provides a high -quality picture, very similar to the digital versatile disk.

The quality of these new digital transmissions will become the standard for the future of broadcasting. SDTV is a lower resolution image than HDTV. Images on SDTV will have better quality than pictures of today's television screens. They will also have a stereo sound. Since the digital signal is compressed, the broadcast operators can transmit five SDTV programs, while HDTV can only broadcast one. More program broadcasts, called multicasting, were not previously available with analog transmissions. The SDTV image definition is also slightly lower than HDTV.

SDTV will provide a greater range of selection of the type of observation material that you will have access. Children's programs, DocumeNTY, movies and public affairs - the choice will be much greater than before. It will be the equivalent of digital satellite services such as DISH or Direct TV network.

Most normal television files cannot receive digital transmissions today. You will need a DTV receiver to accept them. DTV receivers are currently available; They work by connecting your TV with output. However, they have limited performance quality. You will be able to watch SDTV and HDTV programs, but they will not be true, high -resolution image quality.

All broadcasters are now obliged to use a new digital system. To fully experience SDTV or HDTV, you will have to buy a new TV file. First, high -resolution sets appeared in 1998. These television ensembles were very expensive, similar to the first compact discs. Price has been significantly dropped sinceManita of available TVs has grown.

You enter any television retailer and the wealth of election is sometimes confused. Display with liquid crystal, flat and plasma screens - it seems no end. You can have TVs or files that are hung on the wall as a picture. The only limit is the amount of money you want to spend on your browsing pleasure.