Filmclusive Encyclopedia
Live entertainment
Film production roles, equipment, workflows, and terms.
Signal splitter
A device that distributes one source signal to multiple isolated or managed destinations.
Single-purchase counterweight system
A counterweight rigging arrangement in which arbor travel approximately matches batten travel.
Sound pressure level
A logarithmic measure of acoustic pressure, normally expressed in decibels relative to a reference pressure.
Sound-system tuning
The measurement-guided alignment and adjustment of a reinforcement system for coverage, timing, level, spectrum, and consistency.
Soundcheck
A rehearsal or test used to set and verify live audio inputs, monitors, system coverage, balance, and show operation.
Speaker level
An amplified audio signal carrying enough power to drive a passive loudspeaker.
Spike mark
A taped or painted floor mark identifying a repeatable position for scenery, equipment, or performers.
Spot line
A temporary or dedicated line used to lift or position a load at a nonstandard stage location.
Stage apron
The portion of a stage deck extending audience-side of the proscenium opening.
Stage batten
A pipe or structural member suspended to carry scenery, curtains, lighting, or equipment.
Stage border
A horizontal masking curtain used overhead to conceal rigging, luminaires, and the upper stage.
Stage counterweight
A standardized weight loaded into an arbor to balance a batten and its suspended load.
Stage gridiron
The overhead structural level supporting loft blocks, rigging hardware, and access above a fly loft.
Stage left
The performer’s left side when facing the audience from the stage.
Stage leg
A tall narrow masking curtain hung at the side of the stage.
Stage lift
A powered platform moving people, scenery, or equipment vertically through the stage.
Stage manager
The live-event lead who coordinates cues, departments, performers, and the running order of the show.
Stage masking
Curtains or scenic elements hiding backstage areas, equipment, and unwanted sightlines.
Stage plot
A diagram showing performer positions, inputs, monitors, microphones, and other live-event stage requirements.
Stage revolve
A rotating stage platform used to move scenery, performers, or entire playing areas.
Stage right
The performer’s right side when facing the audience from the stage.
Stage tabs
Curtains or masking panels used to shape the stage opening or conceal offstage areas.
Stagebox
A stage-side connection point that carries multiple audio or control channels to a console or system.
Standby cue
An advance warning that a named operator or department must prepare to execute a specific cue.
Subwoofer
A loudspeaker system designed to reproduce the lowest part of an event’s audible frequency range.
System technician position
A measurement and control position used to operate and optimize the sound system.
Talkback
A communication path from an operator or control position to performers, crew, or another technical area.
Talkback microphone
A microphone routed for crew, performer, recording, or remote communication rather than audience program.
Tally
A visual indication that identifies a live, preview, recording, or selected source state.
Teaser
A horizontal masking border near the proscenium used to adjust the visible height of the stage opening.
Technical rehearsal (live)
A rehearsal devoted to integrating live-event lighting, sound, video, scenery, automation, effects, and stage movement.
Technical rider
A document specifying the artist or production’s technical systems, stage, staffing, power, and operating requirements.
Teleprompter
A display system presenting scrolling text near a camera or audience sightline for speakers.
Tension block
A weighted or spring-loaded block maintaining operating-line tension in a counterweight system.
Timecode-triggered cue
A show-control cue launched or synchronized by an incoming timecode address.
Tormentor
A vertical masking element at either side of a proscenium used to adjust the visible stage opening.
Tour manager
The touring representative coordinating artist travel, schedule, settlements, hospitality, and daily operational decisions.
Tour per diem
A daily allowance paid to touring personnel for meals or incidental expenses under agreed travel terms.
Tracking cue
A cue storing changes while unchanged parameter values continue from earlier cues.
Trap room
The space below a stage used for traps, lifts, effects, storage, or performer access.
Traveler curtain
A curtain that opens and closes horizontally along a track, usually from center or one side.
Tri-level sync
A three-level video timing reference commonly used to synchronize high-definition production equipment.
Trim height
The specified vertical position at which a flown batten, truss, scenic item, or curtain stops.
Truss
A structural framework used to support lighting, audio, video, and scenic equipment when properly engineered and rated.
Unbalanced audio
A signal connection using one signal conductor and a shared return or shield.
Universe patch
The mapping of console fixtures or parameters to addresses within one or more lighting-control universes.
Upstage
The area or direction farther from the audience on a conventional stage.
VCA group
An analog control group changing assigned channel gains without summing their audio into a bus.
Venue technical pack
A controlled document describing venue dimensions, systems, inventory, access, power, rigging, and policies.
Video keyer
A switcher or processor function combining foreground and background through transparency information.
Video scaler
A processor converting input raster size and timing to a required output format.
Video switcher
A device selecting and combining multiple live video sources into one or more outputs.
Video wall
A large display assembled from panels or tiles and controlled as a coordinated image surface.
Virtual soundcheck
A soundcheck workflow that plays back previously recorded multitrack inputs through a live console and system.
Vomitory
A passage or opening that carries audience traffic between seating areas and venue concourses or exits.
Wedge monitor
A floor-positioned loudspeaker aimed toward a performer to provide a local monitor mix.
Will call
A box-office service holding tickets or credentials for collection at the venue.
Wings
Offstage areas immediately beside the visible performance space where people and scenery wait or move.
Word clock
A digital timing reference used to synchronize audio converters and devices at a common sample rate.
Work light
General illumination provided for safe setup, maintenance, rehearsal, and backstage work.
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