Live entertainment
Teaser
A horizontal masking border near the proscenium used to adjust the visible height of the stage opening.
Setup
- Trim within system limits, maintain fire-curtain and scenery clearance, and verify audience sightlines.
Venue contexts
- Theatre, concerts, festivals, broadcast, and corporate events, as applicable
Signal flow
- Confirm the source, patch, transport, control, and destination for the system involved.
In practice
Trim within system limits, maintain fire-curtain and scenery clearance, and verify audience sightlines.
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Sources
- Published Technical Standards — Entertainment Services and Technology Association