Usage Tips:This AD630 phase-locked amplifier is an integrated preamplifier OPA627 and 4-order ultra-low-pass Butterworth filterforming a minimum system of phase-locked amplification, which can detect and extract weak signals, but also can be used for AD630 modulation function.Supply voltage: 5V-18VChip characteristics:Signals can be recovered from 100 dB noiseChannel Bandwidth: 2MHzVoltage swing rate: 45V/SLow crosstalk: - 120 dB (1 kHz)Pin programmable, closed-loop gain: 1 and 2Closed-loop gain accuracy and matching: 0.05%Channel offset voltage: 100V (AD630BD)350kHz Full Power BandwidtColour:GreenMaterial:ABSPackage Contents:1x AD630 Lock-in Amplifier Board ModuleOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.