Publicité
Peak Scan
After performing FFT measurements, you can obtain the peak information of your
spectrum by following the steps below.
To use the Peak Scan function, the oscilloscope signal acquisition must be
NOTE
stopped. This is because in Run mode, you will not see proper subsequent peaks
as the spectrum is being refreshed.
1 Click on the Stop button on the oscilloscope toolbar to stop the signal
2 On the FFT Settings panel, click on the Peak Scan tab, then select the Peak
3 Once the Peak Scan is enabled, you will see an indicator on your spectrum
4 To find the subsequent peaks (in descending order) of your spectrum, click on
5 To get the first peak once again, click on the Find First Peak button.
Keysight U2701A/U2702A User's Guide
acquisition, then click on the FFT & Math button.
Scan checkbox to enable peak scan.
pointing at the first peak of your spectrum as shown
the Find Next Peak button. You will see an indicator on your spectrum pointing
at the next highest peak of your spectrum as shown
Scope Features and Functions
Figure
2-13.
Figure
2-14.
2
65
Publicité
