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Concert Lighting, 3rd Edition by Paul Dexter, James Moody

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20 PROTOCOL CONTROL AND ANCILLARY ENABLERS

PROTOCOL

DMX

The Digital Multiplexing (DMX) interface is a low-voltage signal that distributes data between the control console and dimming. Its use in lighting was initially a simple way to use any console with any dimmer, a standard that originated in 1986 by the USITT. However, DMX uses grew beyond anyone's initial intentions, and it became the primary method not only for linking a console to a dimmer but also to link multiple signals sent and received from an offstage or truss location to entire lighting rigs of moving luminaires, hazers, strobes, light-emitting diode (LED) fixtures, and digital lighting.

Each DMX universe is 512 channels and is wired using a 3-pin or 5-pin connector. DMX is the ...

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