Chain Block
A manually operated chain hoist used to lift truss, rigging bars, flying speakers etc. When multiple chain blocks are to lift 1 item is used, it is vital to watch the speed of the other operators so that the item is elevated evenly.
Archives
Generic Lighting (Conventional Lighting)
Traditional fixtures which are focused manually and controlled by a dimmer. Examples of traditional fixtures are Fresnels, Strip lights, Par cans, Profiles, Pin Spots, Multi-Pars.
Cue
The signal that initiates a change of any kind during a performance.
Crossfade
Lighting or sound change where some of the channels increase while others decrease.
Crew
Loose term covering all those who work on a show backstage.
Compressor
An audio unit that reduces the dynamic range of an audio signal, often used as a protective or control device for audio systems.
Colour Changer
Mechanical device, usually manually operated, used to insert colour gels in front of a lantern. Often used on follow spots.
Colour Frame (Gel Holder)
Holder for the colour medium or filter which slots into a set of guides in front of a lantern.
