The full form of CCTV is Closed-Circuit Television. It is a TV system in which signals are monitored but not broadcast to the general public, typically for security and surveillance purposes.
How is CCTV used?
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CCTV depends on well-positioned cameras and monitoring camera input on distant monitors. The term “closed-circuit” refers to the cameras’ private coaxial cable lines or wireless communication links to connect to monitors and/or video recorders, indicating that access to their footage is intended to be restricted to those who can see it.
CCTV cases
In the past, low-resolution black-and-white displays with no interactive features were utilised in CCTV systems. Modern CCTV screens can have the capacity to zoom in on an image or track something (or someone) in addition to being colour, high-resolution displays. Talk CCTV enables a supervisor to converse with anyone around the camera’s associated speakers.
CCTV is frequently employed for several uses, such as:
- Maintaining perimeter protection at sites and places with medium to high levels of security.
- Seeing how prisoners behave and possibly dangerous patients behave in hospitals.
- Traffic surveillance.
- Monitoring areas that pose a risk to people, like extremely radioactive or toxic industrial settings.
- Grounds and building security.
- Obtaining a visual record of events when maintaining suitable security or access restrictions is required (for example, in a diamond cutting or sorting operation, in banks, casinos, or airports).
CCTV is used more frequently in law enforcement for various purposes, including traffic monitoring (including automated ticketing) and observing neighbourhoods or areas with a high crime rate. Privacy concerns have increased due to the widespread use of CCTV equipment, particularly in regions of the UK and Europe where it has been standard practice for police operations.