Plug-In Module Lock-In Amplifier/Dither Generator Backplane Gain Phase Adjust

EG&G Princeton Applied Research Model 5210 Dual Phase Analog Lock-In Amplifier

Lock-in Amplifier LIA AD630 Module Minimum System Phase Sensitive Detection

EG&G Princeton Applied Research Model 5209 Analog Lock-In Amplifier

EG&G 5101 Lock-In Amplifier 5Hz-100kHz w/ Option 97-99 530Hz-1.5Khz Rack Mount

Stanford Research Systems SR510 Lock-in Amplifier

EG&G BrookDeal Lock-In Amplifier 5205 51802

National Instruments Ettus Research USRP N200