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Some systems can only be used over short distances like a nearby room or house, while others can be useful from miles away. A DVR enables you to choose the exact time of recording you want to see without having to rewind hours of tape. For example: the average security camera image size is 1/3". This size provides a good enough image quality. All the benefit of a high-resolution camera is affectively sacrificed by limited capability of the monitor. Surveillance cameras have become smaller, cheaper and better, but the major breakthrough has been in the recording equipment. For short-range transmissions (to a police van around the corner, for instance), a WCCTV camera may beam the signal point-to-point-that is, straight to the receiving device. With crime on the rise in more areas than most of us would like to imagine, most are not aware of the many many ways one can use the current innovations in security to protect you and your family without spending a fortune. Here are just a few of the many gadgets out in the market today that will make you feel better about leaving your home or a loved one in the care of someone else in your home. The application of CCTV security has not changed very much over the past years, but on the other hand, the tools and equipment have changed significantly. Another issue to consider is what recording device to use with the camera. CCD stands for Charge Coupled-Device.

This article reviews camera and monitor types as means of providing protection and household safety. Some systems can only be used over short distances like a nearby room or house, while others can be useful from miles away.

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In this case, you can install a 'nanny camera' in the bedroom. The most popular examples of covert board cameras are smoke detector and motion detector cameras. How Do Infrared Illuminators Work? For larger rooms or longer distances, cameras with 6mm or higher lenses may be required. Therefore many customers shopping for complete CCTV monitoring and recording systems are confused by such a veriaty of available products. Did the babysitter invite friends over even though I specifically instructed her not to? Most cameras use CCD technology. In order to get started, it's important to divide this large category into two smaller sub-groups: CCTV systems and spy cams. They can easily be relocated without having to rely on nearby power or communication sources. A standard resolution camera may have 350-380 lines, over 400 TV Lines is generally considered good resolution while over 500 TV lines is considered high resolution.

This is great for extending video recording time. Security Gadgets to Protect Yourself and Your Family

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