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closed-circuit television |
Also found in: Wikipedia, Hutchinson | 0.01 sec. |
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closed-circuit television a television system in which signals are transmitted from a television camera to the receivers by cables or telephone links forming a closed circuit, as used in security systems, etc. closed-circuit television [¦klōzd ¦sər·kət ′tel·ə‚vizh·ən] (communications) Any application of television that does not involve broadcasting for public viewing; the programs can be seen only on specified receivers connected to the television camera by circuits, which include microwave relays and coaxial cables. Abbreviated CCTV. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Seventeen closed-circuit cameras linked by 13 miles of fiber optic cable will allow traffic engineers at City Hall to monitor key intersections, letting them adjust traffic signals to make traffic flow better. Cheaper options include a closed-circuit camera and monitor or a combined computer mouse and scanner for about $800. 5 million dollar project, the courtroom is a state-of-the-art facility, including stadium-style seating, ceiling-mounted projectors, document cameras, videotaping and playback capabilities, and a closed-circuit camera system. |
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