Skip to content
Advertisement

Tag: dft

Unable to distinguish four cosines from a FFT

I have four cosines with frequencies 400e-3, 500e-3, 600e-3 and 700e-3 and I am trying to do the FFT of them but under the time I need, I cannot distinguish the four. Is there a way to distinguish the peaks without changing the tmax time of 1.76 and the frequencies? Here are the results: Answer The solution was to increase

Advertisement