garimella
Full Member level 5
I wanted to know the difference between lockin detection vs FFT. It appears that lockin is a single point FFT. Whether lockin and FFT can be interchangeably used?
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No.Whether lockin and FFT can be interchangeably used?
Absolutely. Nevertheless there are some applications where lock-in amplifier and FFT spectrum analyzer can be used both. Unfortunately garimella didn't tell his application.FFT and lock-in amplifier are totally different things