Teradyne Incorporated manufactures and sells testing equipment worldwide. Its Semiconductor Test segment offers products and services for wafer level and device package testing. Its System Test segment offers defense/aerospace test instrumentation and systems, storage test systems and circuit-board test and inspection systems. Its Wireless Test segment provides test solutions for use in the development and manufacture of wireless devices and modules, smartphones, and laptops. Teradyne was incorporated in 1960 and is headquartered in North Reading, MA.