Stanford Research Systems

SRS designs, manufactures, and supports a remarkable range of test instruments for research and industry. Since the early 1980s, SRS has delivered hundreds of thousands of instruments to scientists and engineers all around the world. 

SRS products are used in many diverse fields of research. Our lock‐in amplifiers recover nanovolt signals from noisy backgrounds. Our atomic clocks have 1 x 10^-11 frequency accuracy. Our mass spectrometers measure residual vacuums down to 10^-14 Torr. Our RF signal generators, digital delay generators and clock synthesizers provide the most accurate, most precise, and most stable frequency and timing signals available.

Operating from 75,000 square feet of company-owned facilities in the heart of Silicon Valley, SRS has been designing and manufacturing test instruments for more than 35 years. Our innovative manufacturing process has allowed us to maintain our renowned product quality and to offer quick delivery from stock.