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CCTV Glossary


Definition of Terms

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Matrix Switcher
Normally used in larger camera systems, this switcher allows any of the systems cameras to be routed to any of the systems monitors.

Modulate
To vary the amplitude or frequency of a signal

Monochrome
Having one color. In CCTV it is Black and White.

Multiplexer
Device which allows the recording/playback of multiple cameras on a single time lapse recorder with little loss of information.