Profile: Keithley Instruments, Inc. designs, develops and manufactures electronic instruments and systems geared to the needs of electronics manufacturers for production testing, process monitoring, product development and research. We are an ISO 14001 environmental management system, ISO 9001 quality management system, and ISO 17025 test/calibration competence certified company. We provide various products that are used to source, connect, control or communicate direct current (DC) or pulsed electrical signals. These include integrated systems solutions, along with instruments and personal computer plug-in boards, that can be used as system components or stand-alone solutions. The integrated DMM/switch combines precision measurement, switching, and control in a single, tightly integrated enclosure for either rack-mounted or benchtop applications. Semiconductor parameter analyzer performs lab grade DC and pulse device characterization, real-time plotting, and analysis with high precision and sub-femtoamp resolution. We also provide maintenance, repair and calibration services.