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They are considered to be the most flexible and are widely used by professionals for commercial installations. CCTV security cameras produce images using CMOS or CCD (Charge Couple Device) chips. However, higher density 1/4" and 1/3" CCD chips can now produce as good an image as many 1/3" or 1/2" chips. A camera located in a semi-public area such as your front porch can be put in a vandal resistant dome for protection. Very similar in appearance and control functions to a standard VCR recorders, these are truely remarkable devices. CCTV stands for Closed Circuit Television. In short runs plug and play non-coaxial cables with factory installed BNC connectors may be used (up to 150 ft.). When most people think of hidden cameras they immediately think of the nanny cams on the market to help parents monitor how their children are being cared for when they're not around. The basic operating system, usually Linux, is permanently stored on a special processor, witch is impossible to overwrite or corrupt. These days, you can get motion detectors, telecentric lenses, and high-resolution digital.

Also, the signal from a fixed camera deteriorates over long distances-so not only are the cameras stuck in one place. Infrared technology is simply LED light in infrared spectrum (not visible to the human eye).

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Darker environments require 1/3" - 1" sizes. Monitoring software could always be updated and you can always add more memory space. Others have a monitor and a time lapse VCR in the same console. Did she take care of the baby while he was crying? Or perhaps instead she preferred to keep on watching television? As the name suggests, wireless CCTV (WCCTV) cameras require no cables or wiring to send data. It is also known that black and white cameras perform better than color cameras in areas with poor lighting. Therefore many customers shopping for complete CCTV monitoring and recording systems are confused by such a veriaty of available products. Digital recorders transfer an analog camera video feed into digital format, and store it on to a hard drive. It is great for use in stores, lobbies, gas stations and other public places. Practical solutions for covert installation also include Motion and Smoke Detector cameras, although they are absolutely not a substitute for your security alarm or fire protection. They are also available in dome housing, as a very popular Dome Camera. integrated with Smoke Detector, Motion Detector, Exit Sign and so on.

We recommend this type of security cameras for commercial installations. For larger rooms or longer distances, cameras with 6mm or higher lenses may be required.

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