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(CCTV) is the use of television cameras to transmit a signal to a specific, limited set of monitors. In other words, it is a device used for surveillance.
Types of CCTV
In-Line CCTV: These kinds of CCTV are traditional type CCTV. In-line CCTV consists of monitor or video display, which is mounted over the camera.
Out-of-Line CCTV: These types of CCTVs are available in a unit which consists of a camera and television.
Downside
Out-of-line CCTVs are not portable
CCTV attachable computer monitor: These types of CCTV`s have to be integrated with computer monitor.
Advantages
They offer access to the print material, the computer application, or both using a split screen function
Downside
Needs computer monitor for display
Portable CCTV: Portable CCTV gives an option to the user as he can attach display as per his choice.
Advantage:
-Does not need television or computer monitor as a display
- Portable
Applications
CCTV is usually used in areas where security is a huge concern, such as banks, airport, casinos, hospitals, racetracks, schools, malls, grocery stores, and municipal buildings and
at places where there is a threat to common people. They may also have military uses.
Besides these, CCTV has many industrial and scientific applications, like electron microscopy, medical imaging and robotics are all common uses of CCTV. In addition, CCTV finds application in live on-site video displays for special events such as various conventions, arena sports and concerts as well as pay-per-view telecasts of sporting events such as boxing and wrestling.
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