Cello Custom FU18 subwoofers being test fit into a custom built soffit in a large multi-use room. They are providing low end extension to a pair of custom ATC SCM300's designed to provide concert level stereo performance for recorded as well as live music.
Amplification and equalization were also located in the soffit on a rotating rack. The entire soffit was covered in acoustically transparent fabric with a removable panel for access to the amplifier rack.