Project Challenge This K-12 school multi-purpose auditorium hosts assemblies, lectures, performances and sporting events. The large-volume masonry space suffers from severe mid-low frequency reverberation. Speech sounds muddy, music lacks def...

Indoor sports and recreation facility construction is booming globally, and low-frequency reverberation remains one of the most persistent acoustic challenges for gymnasiums, indoor courts and multipurpose sports halls. Conventional porous aco...

Indoor basketball gymnasiums have large open spaces, hard floors and high ceilings, creating strong low-frequency reverberation. Ball bouncing noise, footsteps, shouting and venue broadcast sounds overlap and echo continuously, making the soun...