Experts in audio/video technology and room acoustics.

Company Services Profile

SDA-Consulting is an independent consultancy specializing in the design of room acoustics and technology for sound & video systems.

SDA incorporates the most current research into aural and visual perception in its designs.  The success of our projects is the result of a clear understanding of the needs and perceptual requirements of the people who use the systems we specify.

A precise focus on real needs, and years of practical experience in the built environment, help us establish accurate budgets, and produce documentation that is clearly understood by bidding contractors.  This results in competitive bidding, and promotes successful project execution.

Firm Structure 

SDA-Consulting is a Minnesota Corporation and is owned by Robert Oswood. 


SDA’s expertise lies in audio/video technology and room acoustics.  We provide feasibility studies, budgets, engineering services, construction specification, construction supervision, and post construction performance validation. 


A/V Technology Design

Acoustical Design

On-site Acoustical Testing

Computer Modeling

Computer Auralization

System Commissioning

End-User Training