Cannon (XLR)
Industry standard cable connector system.
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Bridge (Catwalk)
Walkway above the stage or auditorium used to reach stage equipment.
Track (Curtain Track)
Rails from which draw tabs are hung and along which the runners or bobbins travel when the curtains are moved; the track may be fixed or flown.
Centre Line
An imaginary line that running through the centre of the stage from upstage to downstage. This line is used by designers and technicians to position various technical elements in the theatre.
Cyclorama
Plain stretched cloth or rigid structure (usually white) used as a background to a setting. Sometimes the cyclorama is curved at the bottom and side corners to give the illusion of infinity.
Cut Cloth
A cloth which has a part cut out to reveal another cloth set behind, the cut-out portion is often filled with gauze.
Curtain Line
The imaginary line across the stage immediately behind the proscenium which marks the position of the house tabs when closed.
Curtain
In addition to its normal definition relating to draperies, a term used to indicate the start or end of a performance such as “Five minutes to curtain up” (five minutes to the start of the performance).