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 ?
In order to ensure foolproof security, initially, Pakistan Railways has already installed 10 closed-circuit cameras at Rawalpindi station and eight at Lalamusa railway stations," an official told here on Tuesday.
In the first phase Pakistan Railways has already installed 10 closed-circuit cameras at Rawalpindi and eight at Lalamusa railway stations," he added.
The children aged between about 12 and 15 were caught on closed-circuit cameras as they left the number 13 on Wednesday.
Colton said Hunter had the closed-circuit cameras installed at a cost of about $5,000 as a theft deterrent, with a monitor in his office.
In addition to supporting 1,100 Cisco IP phones, 1,000 closed-circuit cameras and more than 1,500
Closed-circuit cameras must monitor port activities and identification checks are to become more rigorous.
Museum authorities have complained they lack the funds to set-up a monitoring system of closed-circuit cameras that could deter pickpockets.
Great reliance is now placed on closed-circuit cameras, but not one triggered any sort of alarm.
In Birmingham, the Citywatch project runs 45 closed-circuit cameras dotted around the city's shopping, business and entertainment areas.
I think they have those closed-circuit cameras pointed in the wrong direction.
Security staff used closed-circuit cameras to hunt down the temporary workers because they were allegedly overdue from a break.
All access points in the center are controlled and monitored with futuristic biometric hand scanners and closed-circuit cameras.