{"product_id":"zurich-instruments-mfli-500khz-digital-lock-in-amplifier-labone-software-pc","title":"Zurich Instruments MFLI 500kHz Digital Lock-In Amplifier LabOne Software PC","description":"\u003cp dir=\"ltr\" style=\"margin-top:0; margin-bottom:0;\"\u003eZurich Instruments MFLI Digital Lock-In Amplifier 500kHz with LabOne Software\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cp dir=\"ltr\" style=\"margin-top:0; margin-bottom:0;\"\u003eUsed, see photos. This listing does not include peripherals such as keyboard, mouse, or display. We are including the MFLI, a Windows 11 control computer with LabOne and the necessary drivers installed, an Ethernet and USB cable to link the devices, the Zurich USB hardware key, and all necessary power cables.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cp dir=\"ltr\" style=\"margin-top:0; margin-bottom:0;\"\u003eView a video of our technician testing this device:\u003c\/p\u003e\u003cp dir=\"ltr\" style=\"margin-top:0; margin-bottom:0;\"\u003eyoutube.com\/watch?v=IsxONUF305Q\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cp dir=\"ltr\" style=\"margin-top:0; margin-bottom:0;\"\u003eIn the above video, three tests are shown to verify core functions of this amplifier and software.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cp dir=\"ltr\" style=\"margin-top:0; margin-bottom:0;\"\u003e- Closed-loop test shows a 100kHz output from the device that is looped to the input where it is measured on the scope.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cp dir=\"ltr\" style=\"margin-top:0; margin-bottom:0;\"\u003e- Frequency Response Analysis test is made using the sweeper and a breadboard RC filter at roughly 1.59kHz. The FRA shows a slow first-order cutoff and a phase graph also tracks the shifting across the 100Hz to 100kHz spectrum.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cp dir=\"ltr\" style=\"margin-top:0; margin-bottom:0;\"\u003e- Fourier Fast Transform is performed with an external signal generator inputting a square wave. First passing through a breadboard voltage divider to lower the input voltage, the pure 10kHz square wave input is shown and the FFT graph shows odd-harmonics at 30kHz, 50kHz, and so on.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cp dir=\"ltr\" style=\"margin-top:0; margin-bottom:0;\"\u003eZV\u003c\/p\u003e","brand":"Lab Liquidators Store","offers":[{"title":"Default Title","offer_id":56032094716196,"sku":"SP111118204","price":4995.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/5289\/2964\/files\/10_0b4fff14-7174-484d-8e97-6d1e3d6bcda0.jpg?v=1787090868","url":"https:\/\/store.labliquidators.com\/products\/zurich-instruments-mfli-500khz-digital-lock-in-amplifier-labone-software-pc","provider":"Lab Liquidators Store","version":"1.0","type":"link"}