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Surveillance is beneficial for the society as a whole. It is everyone’s duty to protect himself, his family and assets from any unwanted intruders. The use of security cameras can help you in situations like keep a secret eye to evaluate employee activities when you are not in the office, insurance claims, unauthorized entry of a person in your home or office and any other terror attacks. The surveillance system becomes most universal after terrorist attack on World Trade Centre in Unites States of America.
The security system requires basic equipments like:-
• Software
• Digital video recorder
• Circuits
• CCTV( Closed Circuit Television) or monitor
• Infrared sensors
• Monitors
The surveillance security systems can be used by anyone in society like government agencies, security agencies, banks, companies and businesses, schools, and public and private transport vehicles.
The Surveillance security System are based upon the principle that a camera installed records a view and this view directly flashes on a monitor screen or CCTV connected with the help of cables. There are varieties of cameras and digital video recorders for surveillance applications. Such as entrance and exit cameras, cash register and counter cameras, internal cameras and outdoor cameras. These spy cameras can be tucked on any household item like any display item, a toys, wall clock etc. These hidden spy cameras give a parent the peace of mind and confidence in childcare and is why families opt to "spy" on their child's provider through a nanny-cam and watching a video of what has gone on when they are away or at work.
Wireless hidden cameras in the market:
There are so many security cameras provided by different companies present in the market. Some such cameras are SSC-119G, SSC-119GX , SSC-119GC, Samsung SDC-415 etc. This range of cameras are fully functional provides high quality video pictures. A wireless camera is always clubbed with a receiver in order to view images.
A Passive InfraRed sensor (PIR sensor) is an electronic device that measures infrared (IR) light radiating from objects in its field of view. PIR sensors are often used in the construction of PIR-based motion detectors. Apparent motion is detected when an infrared source with one temperature, such as a human, passes in front of an infrared source with another temperature, such as a wall.
In the crux, I can say that like every technology has its own pros and cons, even this technology has its own benefits and demerits. The technology requires the good judgment on the part of the user as it has the capability to be used in a positive manner as well as capability to be used negatively. Let us all make a decision to use this technology only in the good manner.
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