Often you must have seen CCTV cameras installed everywhere, but do you know CCTV Full Form, what is CCTV? What is meant by CCTV? How does this CCTV camera work 24 hours a day? In this article, we are going to tell you complete information about CCTV. So let’s know What is CCTV and CCTV Full Form in English.
Usually, you must have seen CCTV cameras installed in the streets, at red lights, in banks, or in any public place. Whenever a criminal incident happens, the video footage taken from these cameras is extracted by the police to gather information about the crime and to nab the criminal.
CCTV cameras are installed in such places where the eyes of the people cannot reach normally. That is, most of the CCTVs are hidden! These are called Hidden CCTV Cameras. CCTV camera plays an important role to keep an eye on people in any criminal, busy street, and crowded area.
So without any delay let’s start this article and know CCTV Full Form, Who invented CCTV and What is CCTV.
CCTV Full Form
The full form of CCTV means “Closed Circuit Television”. Both video and audio can be recorded through CCTV cameras, for this, a DVR device is used.
What is CCTV
CCTV is such a close video recording system, with the help of a camera installed, the home, office, or any place can be monitored 24 hours a day. CCTV Cameras are installed in such a place where the eyes of the common people are rarely seen. Nowadays hidden cameras are also being used in CCTV systems.
Just like Open Circuit Transmission System is used in cable network because everyone sees the channels coming in the cable network. Similarly, only a limited number of people can see the footage recorded in the CCTV system. Hence called closed-circuit system. The admins decide who can’t see the footage recorded in the recording system.
In the time of internet, these CCTV systems can be operated from anywhere like there are CCTV cameras installed in your home or office and if you are out somewhere then you can watch the footage from there.
Basic Components of CCTV
Video Recorders (DVR & NVR)
Who Invented CCTV
After knowing what is CCTV, let us now know that who invented CCTV. So let us tell you that the CCTV camera was invented in 1942 by German engineer Walter Buch.
The CCTV camera was first used by Walter Buch during a rocket launch in Germany! At this time the Second World War was going on during which CCTV cameras were used for the first time in the launcher of the V-2 rocket.
What are the types of CCTV cameras?
There are mainly 4 types of CCTV cameras. Keeping in mind the need and place, CCTV cameras are installed.
Outdoor Indoor CCTV Camera (Out Door In Door Camera)
Day-Night CCTV Camera
Dome CCTV Cameras
Bullet CCTV Camera
1. Out Door In Door Camera
Outdoor cameras are installed outside the house, but they can take footage from both the outside and in the door! Indoor cameras can take footage indoors. Outdoor cameras are installed outside the house so they are installed firmly.
2. Day Night CCTV Camera
These cameras are such that they can take both night and day footage. It uses an imaging chip that captures good footage even in working light! Infrared light is not used in these cameras.
3. Dome CCTV Cameras
These cameras are generally used in homes. They can also be fitted on the opposite roofs of the house! Dome CCTV cameras are used in mini and micro versions.
4. Bullet CCTV Camera
These cameras zoom lenses are air high quality. These have an automatic backlight option that adjusts the electronic shutter. These are used for both residential and commercial purposes.
The CCTV system consists of closed-circuit cameras through which the recorded video is never made public. This system includes both low-quality and high-quality cameras. If there are many cameras installed in a house or office, then all of them are operated from the same place.
It requires a DVR (Digital Video Recorder) to operate! Along with this, a monitor and mouse are also needed. Nowadays wireless CCTV cameras have become very popular which can be operated from anywhere.
There is a time limit for storing their footage. If the footage is not stored in any other device within the time limit, the footage is automatically removed from the CCTV system.
What is the cost of a CCTV Camera?
Generally, people check the price of CCTV cameras online and buy them online themselves. When you search online, you can get CCTV cameras at affordable prices compared to the market. If we talk about a camera, then their price starts from 1000.
You can get good quality cameras from 3000 to 5000 or even above. DVR you can get 6000 to 12 or even 15000 with 4 CCTV cameras.
Advantages of CCTV Camera
The main advantage of the CCTV system is to investigate and prevent criminal cases. With the help of the footage of these CCTV cameras, criminal cases are solved.
In-office, shops, banks or big companies, it helps to keep an eye on the admin department through CCTV system.
If any item is lost or lost in public places, it is easy to find it with the help of CCTV cameras. It’s made easy with the time and date displayed on the screen.
With the help of DVR in the CCTV close system, footage can be recorded in video and audio. With more memory in the data system, video footage can be stored for more days.
In today’s article, we have covered CCTV Full Form, Who invented CCTV, and What is CCTV. What is it and how does CCTV work? What are the types of CCTV cameras? and what are its benefits? all information shared with you.
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Hi! My name is Gurmeet Singh, founder of GkMaterial.com website. I have been working as a full time blogger for 3-4 years. Here we are providing you the material related to Internet, Technology and other General Related queries.