The Huntron Tracker 5100DS is a computer-controlled troubleshooting tool having the following Features: • Digital storage of analog signatures. • Four impedance ranges (low, medium lt medium 2, high). • Range control: any or all ranges can be enabled during automatic test. • 200 Hz test signal frequency. • Large CRT display with easy-to-operate controls. Easy test connections to devices with up to 64 pins. • Zero Insertion Force (ZIF) socket for testing loose DIP ICs with up lo 40 pins. • GPIB (IEEE-488) interface for communication with a GPIB-equipped PC/XT/AT or PS/2.