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A special board and software installed on the computer will allow camera inputs and store video on the hard drive. A DVR enables you to choose the exact time of recording you want to see without having to rewind hours of tape. Bullet cameras are, as the name suggests, contained inside a bullet shaped housing. Board Cameras are basically a fixed lens mounted on a circuit board. It is also known that black and white cameras perform better than color cameras in areas with poor lighting. They are also available in dome housing, as a very popular Dome Camera. integrated with Smoke Detector, Motion Detector, Exit Sign and so on. Since the lenses in board cameras are pre-mounted, have a fixed iris and are usually of a short focal length (i.e. wide angle), their flexibility of usefulness is limited. for professional installation, security monitors are as important as cameras. They offer extended life to a picture tube (necessary with any static picture, that can cause picture burnout) and much better resolution. Many people are under the misconception that a personal computer with additional hardware installed, will do the job. Most cameras use CCD technology.
with all kinds of other gadgets and accessories-in small, unassuming surveillance cameras that look like streetlights. As the name suggests, wireless CCTV (WCCTV) cameras require no cables or wiring to send data.
Most of the video processing is done by hardware, therefore eliminating system crashes. Another quality to consider is the camera's resolution. For larger areas or for real-time monitoring you will probably need to add cameras, monitors and other special devices. As the protector of your family you are expected to know the answers to such questions. If things are going bump in the night, there's no reason you can't watch them. Intimidating potential burglars, collecting evidence for future lawsuits and maintaining your peace of mind are all benefits of security cameras. for professional installation, security monitors are as important as cameras. They offer extended life to a picture tube (necessary with any static picture, that can cause picture burnout) and much better resolution. Be sure to consult a professional before making this decision. The transmitter is located near the camera and they're usually attached to each other within the same box. Each group differs from the other by means of function and size, although some features are shared by both groups.
WCCTV technology uses microwaves in the form of radar, radio, or lasers to transmit the camera signals to a remote location-a radio receiver, a DVR, your PC or laptop, or wherever else you'd like to view the images. They are a great choice for any do-it-yourself installation.