Full Form of CCTV | CCTV Full Form | What is CCTV | About CCTV
Full Form of CCTV is Closed Circuit Television: Closed Circuit Television (CCTV) conjointly referred to as video surveillance. It’s a system where all the elements like video camera, show monitors, recording devices area unit directly connected. It’s used to monitor a sensitive area (a specific area that desires continuous observation and wherever there’s nobody to observe all the time). It’s terribly useful to prevent crime because it monitors all the activities and record them. It’s conjointly used for traffic watching by police investigation congestion and see accidents. It will transmit video, audio or both. Advanced CCTV cameras also have night vision capabilities to record low light images. The CCTV signal aren’t publicly distributed however area unit monitored for security functions.
CCTV systems are nice deterrent to thieves. Once a thief notice that he’s beneath surveillance of CCTV, he can prefer to go in other places.
It reduces the concern of crime
It facilitates remote observation
It will increase the business potency and improves profitability
It will be used as a best option for home security
It conjointly will increase the risks for shop lifters
CCTV footage provides valuable help to the police in investigation crimes
According to Wikipedia:
Closed-circuit television (CCTV), also known as video surveillance, is the use of video cameras to transmit a signal to a specific place, on a limited set of monitors. It differs from broadcast television in that the signal is not openly transmitted, though it may employ point to point (P2P), point to multipoint (P2MP), or mesh wired or wireless links. Though almost all video cameras fit this definition, the term is most often applied to those used for surveillance in areas that may need monitoring such as bars, banks, casinos, schools, hotels, airports, hospitals, restaurants, military installations, convenience stores and other areas where security is needed. Though Videotelephony is seldom called “CCTV” one exception is the use of video in distance education, where it is an important tool.
Surveillance of the public using CCTV is common in many areas around the world. In recent years, the use of body worn video cameras has been introduced as a new form of surveillance, often used in law enforcement, with cameras located on a police officer’s chest or head. Video surveillance has generated significant debate about balancing its use with individuals’ right to privacy even when in public.
Basic elements of CCTV are as follows:
Video Recorders (DVR or NVR)
Cables (RJ45 or RJ59 Cables)
Display Unit (optional, usually a monitor)