It depends on the this feature is called Duplex, you can review reordered video (what happened yesterday) and continue recording the live events. None duplex machines will have to stop recording to go back and view previously recorder video these machines are called simplex. Our DVR series are Duplex ...

All DVR’s record to a Hard Disc. Each frame of video has a specific size (from 0.5Kb to 5KB for PC-Based DVRs and from 10kb to 15Kb for Stand Alone DVRs are typical) one second of video can be made from one digital picture (1fps) to 30 digital pictures (30fps) The video we see on TV,s is 30fps ...

DVR’s detect motion by looking at the video pixels (little light and dark dots that make up the video picture). as the pixels change the DVR sees motion. DVR’s have a “Mask” or over lay for each camera, the screen is divide up into many small boxes called cells. Each cell can ...

Because Stand Alone DVRs are built completely on just one circuit board. They are very reliable and very easy to use. Their software is simple reliable and easy to use. Basically there are no conflicts and all hardware and software are matched exactly in this (all on one board) embedded style system. ...

Stand-Alone DVR’s are simple DVR’s easy to use, reliable and inexpensive. It allows Remote Access to your cameras from anywhere in the world via a standard telephone line, standard TCP/IP Remote Interface, GPRS, 3G and Internet. There are models that cover the advance needs like full time ...

A PC-based DVR is a DVR built around a computer . You have a case either a tower or a rack mount. Inside you have your usual mother board, LAN board, video board CPU Hard Drive and memory. To this we add a CD-writer to burn and archive any prerecorded video. And inside is a DVR board. This board receives ...