Frequency spectrum (FFT analysis)

Right click on the signal name and select “Fourier Transform".

Displays frequency analysis results using FFT (X-axis: frequency (Hz), Y-axis: magnitude or decibels).

The following mouse operations are possible on the chart.

Operation	Description
Scroll mouse wheel	Enlarge/reduce horizontal waveform size.
Right click	A popup menu is displayed. Specify display range of X-axis/Y-axis and set display/hide of grid lines.

Set the minimum frequency to use for the X-axis.

Set the maximum frequency to use for the X-axis.

Change the Y-axis units to decibels.

Display peak frequency.

Click to save data in a csv file.

Click to open “Figure editor”. See “Save image (figure editor)” for details.

Close this dialog.