Guide to DTV
Get it here. Digital signals are transmitted using computer code, which means they are less susceptible to interference and provide a higher quality picture and sound than analog. DTV is not always HDTV. HDTV's sound and picture quality are many times better than todayís analog TV. No matter how you receive your TV signal, you will need DTV equipment to watch DTV programming. DTV equipment may be purchased as an all-in-one or component solution.
Integrated" DTV sets with built-in tuners are and all-in-one solution for DTV. They include a digital tuner to receive over-the-air DTV broadcasts and a monitor to display the programming. A "component" solution includes a DTV monitor without a DTV tuner. These monitors are sometimes labeled "HD ready." Monitors must be paired with a cable or satellite set-top box, or a stand-alone DTV tuner.
Digital cable ready" or "plug and play" televisions can receive digital cable TV without a set-top box. Analog TVs will eventually need extra equipment to receive over-the-air signals. The new target date for ending analog broadcasting is June 12, 2009. When analog broadcasting ends, consumers with analog sets will need to obtain a separate converter box to watch over-the-air TV. DEFINITIONS Analog TV: Today's TV system using radio frequency waves to transmit and display pictures and sound.
DTV comes in three levels of picture quality, as described below. 480p is the quality used by most DVD players. May be stand-alone or integrated in the set. Integrated HDTV: An HDTV that has the digital tuner built into the set. It does not need a separate set-top box to receive over-the-air DTV signals.
Plug-ann-Play or Digital Cable Ready: A DTV or other device for digital cable customers that plugs directly into the cable jack and does not require a separate set-top box. Plug-and-Play TV owners must obtain a CableCARD from their cable company in order to view scrambled programming services. Aspect Ratio: 4 x 3: "Traditional TV" screen's width as compared to its height.
For example, a "32-inch TV screen" would be 25%-inches wide and 19-inches tall. 16 x 9: "Widescreen TV" is more like a movie screen than a traditional TV. For example, a 32-inch TV screen would be 28-inches wide and 16-inches tall. Source: Consumer Electronics Association Share this article ADD COMMENT Comments feed We welcome your comments. Please remember this is a public forum and behave appropriately. Your comments must conform to our visitor's agreement.
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