The SR830 simultaneously displays the magnitude and phase of a signal using digital signal processing (DSP) to replace the demodulators, output filters, and amplifiers found in conventional lock-ins.

• 1 MHz to 102.4 kHz frequency range
• >100 dB dynamic reserve
• 5 ppm/°C stability
• 0.01 degree phase resolution
• Time constants from 10 µs to 30 ks
• (up to 24 dB/oct rolloff)
• Auto-gain, -phase, -reserve and -offset
• Synthesized reference source
• GPIB and RS-232 interfaces