CCTV: Closed Circuit Television
The full form of CCTV Camera is closed-circuit television an electronic device that is generally used to monitor any sensitive area or surroundings. It is also known as video surveillance because it records all activities like video, audio, and stores it in its memory.
The device is connected to the server in such a way that it constantly transmits data to the server and so it becomes easy to monitor without human intervention.
Typically, a CCTV system consists of a camera, lens, display monitor, and recorder. CCTV Camera is installed in specific places and is monitored from inside the room or server. The information collected by CCTV Camera is never disclosed even though it is used for surveillance purposes.
Also read, Full form of GPS
It is widely used in offices, VIP zones, shopping malls, banks and ATMs where there is a security risk. The device actually helps to track all the activities around it. So it plays a very important role in public safety.
Who invented CCTV?
Walter Bruch, a German engineer, invented CCTV in 1942 during World War II. He wanted to have a system that could launch V2 rockets from different places. After doing research, he finally discovered World’s First CCTV which monitored rocket launches from different places.
Types of CCTV cameras
- Wireless CCTV camera
- High definition CCTV cameras
- Night vision CCTV camera
- Dome camera
- Bullet camera
- PTZ camera
The cameras mentioned above are used for various purposes. For example, PTZ pan tilt and zoom cameras are used to track and monitor traffic in a specific area. It is also used to find the exact cause behind the accident. It helps to curb various syndicates and crimes
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Advantages of the CCTV system
- It helps to monitor the activities of the employees in the office and therefore increases productivity.
- It can be used to identify crime and identify the culprit.
- In a shopping mall, we can use CCTV cameras to monitor the activities of customers.
- Night Vision CCTV Camera is used to track illegal activity in sensitive areas V