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SDS1000X HD Series User Manual
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Note: The FFT dialog box is longer than the display. Slide the dialog box area up and down by
gestures, or scroll the mouse wheel to the view non-displayed areas.
The following shows the peaks of the FFT waveform:
Measure the FFT waveform
Press the Cursors button on the front panel to turn on the cursor function, and then specify the
source as "Math". X1 and X2 cursors can be used to measure the frequency value at the cursor
position.
Only the maximum parameter of the FFT is supported in automatic measurement.
Note: DC components in the signal may show a large amplitude near 0 Hz. If your application does
not require measurement of the DC component, it is recommended to set the coupling mode of the
source channel to "AC".
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