As you may know, digital video recorder server is used in DVR surveillance systems of large public places such as hospitals, stadiums, shopping malls, offices and office buildings. These security systems are so large that a machine must be strong enough to handle up to 64 video channels! Incredible, is not it? Some features of DVR server.

Operating system and compression algorithms

Most DVR serverIndustry and Linux using the H.264 video compression technology and the way to deliver video recording in real time. Most of the machines that can display video resolutions up to 720 x 480 This means that the surveillance videos are clear and sharp. The number of channels a digital video recorder server can handle varies in its design and use. Machinery used in small shops may accept at least eight channels, while the very large locations to monitormay contain up to 64 channels. But the GUI some machines can only see eight channels at a time, so you can make your way to scroll down to enter the channel number 64.

Common Storage Server features

No matter what brand or create a server digital video recorder, you should consider this essential feature: the live recording and playback speed of 480 frames per second (fps), digital watermarking, object counting, motion detection, Multi-channeldisplay, CD and DVD, and before and after warning shots. The storage capacity of the server to change the purpose and use. The longer the time of monitoring, the largest disk storage you need.

Cameras, data backup and Internet

As stated above, excellent digital video recorder server will always use the most advanced video compression algorithms clearer video surveillance. If you are shopping for a Server DVRAlways ask if the car has H.264 hardware compression. Also, many machines are equipped with 18x DVD-RW, so you can burn DVD video surveillance. With regard to Internet connections. Most servers, remote desktop functions, and TCP / IP local area network (LAN) or a wireless network (WAN) any Pan-Tilt-Zoom (PTZ) camera is now compatible with all servers DVR. Of course, most machines display multiple protocols. Some institutions also can andwalk models for your security cameras.

Ventilation

Indeed, a digital video recorder server is a very sensitive machine. Some are kept in temperature-controlled room to ensure that the server does not exceed the threshold temperature. You may wonder why. Well, if the server crashes due to too much cold or heat, all DVR surveillance system will be completely paralyzed, defeating the purpose. The machine can have its ownventilation system, but people do not always know that professional risk.

You can always have another computer with features not listed here. But at a price higher than the garden variety DVR server. It 's always good to assess and reassess your safety you should use your money right.

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