Teradyne is the leading supplier of Commercial-Off-The-Shelf (COTS) automatic test equipment (ATE) used by the defense and aerospace electronics manufacturers, depots and intermediate-level facilities worldwide. Our test systems and instrumentation help ensure the mission readiness of defense and aerospace customers everywhere. Our products are mission-critical components of modern DoD-based Automatic Test Systems (ATS) such as the Navy’s CASS and RT-CASS, the Army’s IFTE, the Air Force F-35 JSF and the Marines TETS systems, and help to standardize today's most advanced ATS programs.