Definition – What does DVR (Digital Video Recorder) mean?
DVR stands for Digital Video Recorder is an electronic device created for recording video in digital format within the mass storage device such as hard disc drive, USB and any other storage device. As compared to all the other video recording device alternatives, it is more powerful and offers lots of features such as faster data retrieval, higher image quality and more. DVR is mostly used on the home entertainment and in security systems.
Glossary Web explains DVR (Digital Video Recorder)
Digital video recorder also is known as a personal video recorder and comes with its own internal hard drive and users can start recording without the need to insert any sort of video storage media. When it comes to an analog camera recording, the DV support features such as real-time playback, remote access motion detection, and backup, etc. And when it comes to home entertainment, the TV signals goes and directly into the digital video recorder and converted into the advanced level digital format with the help of MPEG-2 encoder. From there is transmitted to two different options such as the hard drive for storage and other to the TV screen for viewing. Another version of DVR is capable of recording different videos from different channels.
This computer related device comes with many distinct advantages over other methods of video recording such easy to set-up and use, require less storage space, provide HD image quality and capable of faster data retrieval and immune to noise. However, compared to the video management software programs, a DVR would not be able to support multi-cameras on the single system compared to all the others and also would not be able to process as many frames per second.