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XLR - A type of rugged multipin metallic connector for sound and lighting equipment generally having 3 pins for audio applications and 5 pins for DMX lighting. XLR plugs are very effective at reducing data. Used . and noise errors because a comparison is made between the signals carried by two of data cables, canceling out any differences. This relationship has given rise to the misnomer that XLR sta. Used . nds for eXternal Live Return. However, these connectors, sometimes called Cannons after the original manufacturer were originally called the Cannon X series, later versions added a Latch making the Cannon XL ...

EQ - Equalization, or EQ, applies to any hardware or outboard effect used for the process of changing, increasing or decreasing the level or volume of a certain frequency in a sound to bring that frequenci. Used . es volume in line with the other sounds. It is used in live events and audio recording in film, music, TV and radio. . Used . ...

Ground Support - In Staging, Ground Support applies to any electrical or mechanical device to aid a rigging crew in lifting and placing staging gear, lighting or audio gear into place.. Used . . Used . ...

Laser - LASER is acronym for Light Amplified by Stimulated Emission of Radiation and is an optical source that emits photons in a coherent concentrated beam. There are many different kinds of LASERs producing. Used . many different colors, but red is the most common.. Used . ...

Pre-Rig - Pre-rig Trusses have bars with lights and other gear attached so that they can be lowered into a suitable operating position for a show or raised to store or transport without having to remove the gea. Used . r from the truss.. Used . ...