Stanford Research Systems (SRS) is a U.S.-based company that designs and manufactures high-precision scientific and engineering instruments for research laboratories, industrial testing, and advanced technology applications. Its product lineup includes signal generators, frequency synthesizers, lock-in amplifiers, low-noise amplifiers, power supplies, temperature controllers, and measurement/interface instruments used across physics, electronics, materials science, and metrology.
Country: US. Website: https://www.thinksrs.com/index.html