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closed-circuit television
(redirected from Security cameras)

   Also found in: Wikipedia, Hutchinson 0.04 sec.
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.


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The contract includes the installation and maintenance of digital surveillance equipment such as security cameras, DVRs and monitors that will watch over the building's interiors and exteriors.
Since most security cameras were strategically placed and difficult to dodge, he'd be better off trying to disrupt the chemical process used to develop the film.
Review every city school to determine if security cameras are needed, and issue a report of which schools have cameras and which do not, and why by the end of 2006.
 
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