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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.

OperationDescription
Scroll mouse wheelEnlarge/reduce horizontal waveform size.
Right clickA popup menu is displayed. Specify display range of X-axis/Y-axis and set display/hide of grid lines.
Example banner

(1) Min

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

(2) Max

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

(3) Decibels

Change the Y-axis units to decibels.

(4) Peak

Display peak frequency.

(5) SAVE CSV

Click to save data in a csv file.

(6) SAVE FIGURE

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

(7) CLOSE

Close this dialog.