2. DVR Internal Architecture
A device which captures analog image signals and changes them into digital images.
The CPU (Central Processing Unit) of the DVR which handles image processing and compression.
Stored devices and media such as hard drives (RAID, IDE, ATA, etc.), DVDs (Digital Video Disc),
and CDs (Compact Disc).
CRT (Cathod Ray Tube) and LCD (Liquid Crystal Display) monitors.