User Manual

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Use math FFT
5.5 Use math FFT
FFT transforms signal from time domain to frequency domain, the oscilloscope displays the
waveform signal in frequency domain. Please follow the steps to observe the frequency
domain information of the square waveform signal.
1) Connect Ch1 to signal
2) Press and to select FFT;
3) Press to select the signal source as Ch1
4) Press to select window as Hanning
FFT waveform is shown in picture 5-7.