closed-circuit television

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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.
References in periodicals archive ?
Police are studying closed circuit TV footage of the incident at the Brandon Hall Hotel, Brandon Lane, Brandon, which happened shortly after 1.
TEACHERS are being asked by rail chiefs to "grass" on their pupils by picking out vandals on closed circuit TV footage.
Detectives were yesterday studying closed circuit TV footage after a man was stabbed in the Black Swan public house, Bridge Street, Walsall.
They say the council has been forced to install closed circuit TV cameras in the street and provide residents with a 24-hour helpline.
They teamed up to raise pounds 20,000 for closed circuit TV cameras which have sent crime plummeting.
We are really excited to be able to make GVI the centerpiece of our closed circuit TV (CCTV) video surveillance line," said Tim Shiner President of PAR Products.
Digital closed circuit TV systems are especially helpful in a blackout at assisting law enforcement catch unsuspecting looters and others participating in criminal activities because it can clearly identify an individual entering a building or identify an incident within the cameras' field of vision--a marked improvement over video tape recording systems, which at best provide a grainy and choppy photograph.
1971: Does the first Ali-Frazier fight for closed circuit TV on March 8, a production of Lakers and Forum owner Jack Kent Cooke.
Tracey Pearson, 26, was captured on closed circuit TV training her son to help pocket CDs.
Closed circuit TV was installed but that failed to curb the trouble.
The project will provide digitized split screen closed circuit TV for the Central Control Function.