Dvr. What Is It, And Where Is It?A digital video recorder (
Dvr) is a n object that records things onto a digital medium. The term
Dvr include such equipment as a Personal Video Recorder ( for tv broadcasts or other uses.
Dvr can also be applied to a CCTV
Dvr. It may also be used to reference a function in a piece of equipment such as a digital video camera that has a
Dvr function built into it. Many people confuse the nomenclature of television and video, however they are definitely two separate concepts. Video is only one part of the television however television is the mixture of both video and audio modulated onto a carrier frequency (i.e., a television channel), so that multiple frequencies (i.e., multiple channels) may be transmitted at the same time. Digital video recorders configured for physical security applications record video signals from closed circuit television cameras for detection and documentation purposes. Many are designed to record audio as well.
Dvr have evolved into devices that are feature rich and provide services that exceed the simple recording
