Advantest leads the world in test and measurement. Company's products support a wide range of related industries, from semiconductors to electronics and telecommunications. Test Systems: The invisible heart of high-speed communications and computing is a wide variety of semiconductor devices and electronic components. Advantest's test systems ensure their reliability of these devises. Test Handlers: Advantest's test handlers automatically cycle devices through the testing process, feeding them into the test system, then grading and sorting them. They are used in conjunction with test systems.