ATI is a technical training organization specializing in short courses, seminars and professional development technical training in defense, sonar, radar, and signal processing. ATI provides public seminars and on-site training.

TTI offers short courses in vibration and shock testing and related technologies such as instrumentation, fixture design, stress screening, data acquisition and analysis, also digital signal processing, electronics and design. Two to three day courses meet in Santa Barbara, CA and other US cities, also available as on-site courses.

Delft University of Technology, The Netherlands