Stanford Research Systems

Formed in 1980, SRS is a unique, privately held corporation which designs and manufactures high performance test and measurement, signal recovery, and gas analysis instruments.

1982 SRS introduces its first product - the SR250 data

acquisition system.

1985 Our first lock-in amplifier, the now venerable SR510 .

1988 SRS heads into the engineering instrumentation market

with the SR620 time interval counter .

1991 SRS introduces the DS345 30 MHz function generator .

Direct digital synthesis is here.

1991 The SR760 FFT spectrum analyzer with 90 dB dynamic

range and 100 kHz real-time bandwidth.

1993 The world's first DSP lock-in amplifier - the SR850 .

1994 The DSP lock-in that's now an industry standard: the


1998 SRS anounces the SR785 2 channel Dynamic Signal

Analyzer, the ultimate 2-channel analyzer.

Stanford Research Systems contact information:

1290-D Reamwood Avenue
Sunnyvale, CA

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Suite #400
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(888) 665-2765