Ключевые слова: arena, background, beam, black, bright, cable, color, concert, dark, electric, electricity, energy, entertainment, equipment, event, festival, flash, frame, highlight, illuminated, illumination, lamp, light, lighting, lights, metal, modern, night, nobody, outdoor, outdoors, performance, power, projector, rig, rigging, rock, row, scene, set, show, spotlight, stage, studio, system, technology, theater, theatre, theatrical, truss,