Acoustical Consulting and Design
We provide consulting and design services for acoustical construction in new or existing commercial and residential projects such as studios, offices, hotels, hospitals, and condominiums. We’ve assisted owners, architects, and general contractors with projects ranging from small home studios to luxury apartments and hotels.
Testing and Measurement
Field testing services of noise and impact isolation (ASTM E336 and ASTM E1007) for ASTC and AIIC. Fire alarm sound level testing to NFPA 72. Acoustical measurements for Privacy Index (PI), Articulation Index (AI), Speech Privacy Class (SPC), Speech Transmission Index (STI), Noise Criterion (NC), Noise Rating (NR), Reverberation Time (RT), and more.
Audio System Design and Installation
Design and installation services for commercial and residential audio recording, sound reinforcement, paging, and sound masking systems. Previous projects include restaurants, offices, night clubs, recording studios, exercise facilities, churches, theaters, mastering suites, and other custom installations.
Bryan Knisley has been working in the field of acoustics for 20+ years. He is the former president of North Orbit LLC and North Orbit Acoustics LLC and was a co-owner and deputy lab manager of North Orbit Acoustic Laboratories. He is the current president and head engineer of Central Acoustics LLC and is a member of the American Society for Testing and Materials (ASTM) and Acoustical Society of America (ASA).
2520 Central Ave NE, Suite 151
Minneapolis, MN . 55418
P. (612) 567-3955
Monday – Friday
8AM – 6PM
Saturday – Sunday Closed