Stage Left (SL)
The left side of the stage as viewed by the cast facing the audience. Also Prompt Side, Camera Right.
Archives
Stage Door
The door to the theatre through which the cast and crew enter and exit the theatre. Not the public entrance to the building.
Spigot
Small adapter pin used to attach a lantern to a push stand or similar unit.
Speaker
The part of a sound system that produces the actual sound that a person hears. The sound is produced by the vibration of a paper or synthetic cone by an electrical voltage in a wire coil.
Smoke Machine (Fogger)
A device that produces the effect of smoke on stage. It operates by forcing a liquid mixture into a very hot chamber. The mixture, commonly called ‘juice’ or ‘fog juice’, becomes a gas and is expelled through a small nozzle. It emerges as a cloud of smoke.
Side Fills
Foldback speakers set to the side of the stage.
Shutter
A device in a profile spot which can alter or change the beam of light.
Setting Line (Plaster Line)
Line normally parallel to the front of the stage and just upstage of the house curtain, from which the positions of the scenery are measured.