acoustical barrier การใช้

• But if an orchestra performs onstage, a semi-circle of wooden acoustical barriers known as concert towers insures that the music is not lost backstage.
• Phase 2 renovations, completed in the 2002 season, featured the construction of a proscenium stage house which included improvements such as : a fully functional fly system, larger stage platform, a completely protected stage, and a stage house that provides an acoustical barrier from other area events.