The term FILM STUDIO STAGES can be broken down into two crossword solutions: SETS (4 letters). SETS is an acronym for Soundstages, Equipment, and Technical Services. Soundstages are large, soundproofed rooms that are used to film movies and television shows. Equipment includes cameras, lighting, and other technical equipment needed to film a movie or television show. Technical services include the crew members who operate the equipment and provide support for the production.