Keithley products enable researchers, engineers, and educators to get results sooner, and with greater confidence. From advanced materials research to device development and end product production our solutions are used to source, measure, connect, control or communicate direct current (DC) or pulsed electrical signals. Around the globe, scientists and engineers in the electronics industry rely on Keithley products for their critical measurement needs and turn to us for our rich understanding of their applications. Since 2010, Keithley products have been a part of the Tektronix test and measurement portfolio.