Keithley Instruments has more than a half-century of experience in pushing out the boundaries of measurement science. Founded by Joseph F. Keithley in 1946 in a small workshop in Cleveland, Ohio, Keithley Instruments has consistently led the industry in the development of innovative electronic test and measurement and data acquisition solutions. Engineers and scientists around the world depend on Keithley instruments to help them make better, faster, more cost-effective measurements at each stage of the product research, development, and manufacturing process.

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