CCTV
CCTV stands for closed-circuit television. ... CCTV
systems that use analog cameras have been around for years. They are still the
most common type of camera installed in the field, experts say. Picture a camera
or series of cameras with a dedicated set of wires fed into a recording device
and series of monitors.
CCTV systems are primarily used for security, monitoring and surveillance
purposes. In terms of security, CCTV can be used to monitor both public and
property security. For monitoring and surveillance purposes, CCTV can be used to
for investigation or crime prevention.