| The Digital TV Transition: What Is It and How Does It Effect Me? |
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| Written by Kevin Miller | ||||||
| Saturday, 07 February 2009 | ||||||
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There are
many quality levels of digital television programming. The most common are: Standard
Definition TV (SDTV) - SDTV is the basic level of quality display and
resolution for both analog and digital. Transmission of SDTV may be in either
the traditional (4:3) or widescreen (16:9) format. A Little History In 1996, the U.S. Congress authorized the distribution of an additional broadcast channel to each broadcast TV station so that they could start a digital broadcast channel while simultaneously continuing their analog broadcast channel. Much later, Congress mandated that February 17, 2009 would be the last day for full-power television stations to broadcast in analog. Broadcast stations in all U.S. markets are currently broadcasting in both analog and digital. Now the transition date has been postponed to June 12th, 2009. If I have an older analog television, will I have to throw it away after February 17, 2009?
No. A
digital-to-analog converter box will allow you to continue using your existing
analog TV to watch over-the-air digital broadcasts. You do not need to get rid
of your existing analog TV. Also analog sets will continue to work if connected
to cable or satellite TV. If I want a new TV, will I have to buy an High Definition TV (HDTV) to watch digital broadcast television after the transition? No. It is important to understand that the DTV transition is a transition from analog broadcasting to digital broadcasting. It is not a transition from analog broadcasting to High Definition broadcasting. Digital broadcasting allows for High Definition broadcasts, but High Definition is not required, and you do not need to buy a HDTV to watch digital TV. A Standard Definition DTV (which is simply a TV with an internal digital tuner), or a digital-to-analog converter box hooked to an analog TV, is all that you will need to continue watching over-the-air broadcast television. Digital broadcast television includes Standard Definition (SD) and High Definition (HD) formats. You can watch High Definition programming on a Standard Definition DTV (or on an analog TV hooked to a digital-to-analog converter box), but of course it will not be displayed in full HD because a standard definition DTV or analog TV does not have the resolution capable of displaying the higher resolution HD broadcasts (720p and 1080i). Of course, if you have an HDTV, which most TweakTV members do, and either digital cable or satellite than you don't have anything to do or worry about.
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| Last Updated ( Saturday, 07 February 2009 ) | ||||||
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