Company Keithley implements high-precision instruments and the data acquisition system, and provides integrated system solutions for mass production testing Keithley Instruments, Inc. develops, manufactures and markets complex electronic instruments and systems that meet the specific requirements of manufacturers of electronic equipment in various areas: a high-performance production testing, monitoring of technological processes, product development and research. The company's product range includes about 500 products, including power supplies, meters, input/output devices, control and communication devices for DC signals or pulsed electrical signals. Among the offers are integrated system solutions, as well as devices and boards installed in a personal computer (PC), which can be used as system components or as stand-alone solutions. The company's clients are engineers, specialists and scientists in production, in scientific and research laboratories.