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What is HDTV?

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What is HDTV?

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HDTV stands for High Definition TV and while the FCC does not have a standard definition for HDTV, it is widely agreed upon that HDTV is defined as having higher quality video, audio and a wider image aspect ratio than standard television broadcast signals.

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HDTV stands for high definition television, a new means of broadcasting and the machines that take advantage of it. HDTV broadcasts video digitally, in contrast to the common analog formats PAL, NTSC, and SECAM. HDTVs first became available in 1998. Since then, television manufacturers have been doing as much as they can to encourage their customers to buy an HDTV for their next television. HDTVs require an HDTV tuner to pick up high definition programming. These typically run about 150 US dollars (USD) and are compatible with any HDTV. Some HDTVs come with built-in tuners. HDTV is defined as having 1080 active pixel lines and a screen with a length-to-height ratio of 16:9. This screen shape departs from decades of the conventional ratio of 4:3. The new ratio lends itself better to widescreen movies. HDTV resolution is about twice as high as typical CRT sets, which have 480 active pixel lines instead of 1080. The increase in resolution is just one of the benefits of HDTV. Because the i

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HDTV is an acronym for High Definition Television. HDTV was first introduced in the early 1980’s in Japan. It was known there as the MUSE system, which was an analog HDTV storage and delivery system. MUSE had great picture quality but required immense amounts of bandwidth for storage and broadcasting, so it never really caught on. HDTV is now possible because of digital encoding which allows compression of the signal to make it easier to store and transmit. Digitally encoding a television picture is known as DTV, or Digital Television. A signal that is DTV is not necessarily HDTV – think of small dish systems and the digital channels on the 4DTV system. However, all HDTV signals are DTV – or digital. There is one addition acronym the consumer needs to know, that is EDTV or Extended Definition Television. EDTV is a digital television picture that is a little better than the current NTSC (National Television Standards Committee – the formal name of the system we all currently watch) but

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HDTV (High Definition TV) is television characterized by enhanced production and reception of broadcasts. High Definition boasts a picture quality up to 10 times better than standard definition and is known for its razor-sharp clarity and lifelike imagery. HDTV features increased lines of resolution and an improved aspect ratio of 16:9 as opposed to the 4:3 ratio of conventional screens.

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High Definition Television (HDTV) is a type of Digital Television (DTV). DTV sets receive and display digital images.

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