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The term set-top box describes a device that connects to a television and some external source of signal, and turns the signal into content then displayed on the screen. The signal source might be a satellite dish, a cable (see cable television), a telephone line, a DSL connection, or even an ordinary VHF or UHF antenna. Content, in this context, could mean any or all of videoVideo is the technology of processing electronic signals representing moving pictures. A major application of video technology is television, but it is also widely used in engineering, scientific, manufacturing, and security applications. Other uses of vi, audioAudio can mean: sound that can be heard electronic or other signals of frequencies audible to humans (about 20--20,000 Hz) broadcasting or reception of sound high-fidelity sound reproduction sound recording and reproduction in general "I hear" in the Lati, InternetThis article is about the Internet the extensive, worldwide computer network available to the public. An internet is a more general term for a set of interconnected computer networks that are connected by internetworking''. WWW information network structu webpageA website or web page is a "page" of the World Wide Web, usually in HTML format (the file extensions are typically htm or html) and with hypertext links to enable navigation from one page or section to another. Webpages often use associated graphics filess, interactive gameA computer game is any sort of game that is played using a computer. General Although often associated, computer games are not necessarily video games although all but the earliest video games (such as Pong, which used dedicated analogue circuitry) are cos, or other possibilities.Before cable-ready TV sets, a set-top box was used to receive analogFor the Analog Science Fiction and Science Fact publication, see Astounding Magazine. For the server log file analyzer, see Analog (program). An analog (American English spelling) or analogue (British English spelling) signal is any continuously variable cable TV channels and convert them to one that could be seen on a regular TV (channel 3 or 4 in North America). A digital set-top box is needed for receiving digital TV broadcasts, because the vast majority of TV sets do not yet have such a tuner. In the case of direct broadcast satellite (mini-dish) systems such as SES Astra or DirecTV, the set-top box is an integrated receiver/decoder (IRD).
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