What does a video server do? A video server has the ability to convert an analog video signal into a digital video signal that can be sent over the Internet or saved to a remote location. This doesn't just mean that the data can be recorded, saved to a file then viewed on a PC. Just like an IP camera, you will be able to view video from your CCTV analog camera from a remote location just like a network camera. Essentially it means that some of the advantages of IP cameras can be exploited without the cost and inconvenience of upgrading the entire security set-up.
Video servers also have built-in web servers. This means the can run continuously and save video without the need of tapes or security guard to monitor video. Some video servers also come with motion detection and object tracking capabilities, further increasing the level of security available.
While video servers start at around one hundred dollars in price, this can go into the thousands depending on the additional features your system will require. While expensive, these features can save you far more in the long run with the hi-tech capabilities they offer. For example, it is possible for motion detection to be configured to watch a protected area and when motion is detected, security personnel can be instantly notified and be able to view live or recorded video. The speed with which police can be notified of a potential threat has never been faster.
The level of adaptability offered by Internet cameras does not go all one way. Most video servers also offer a video output allowing you to still view video on a television or connect it to a VCR for recording. Some video servers off the ability to plug in an external recording device to capture and record audio.
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