In-Circuit Board Tester Unit can be used in both low and high pin count applications from 3840 to 7680 pins. The Tester Unit allows direct transfer of legacy GR228X and TestStation test programs and fixtures, preserving test investments and providing maximum manufacturing test flexibility. The Tester Unit can be configured with a variety of multiplexed and non-multiplexed pin cards. In-Circuit Board Tester Unit comes in different specifications to suit individual requirement.