Fluke 190 Series II User Manual page 71

N-Cycle Triggering
N-Cycle triggering enables you to create a stable picture of
for example n-cycle burst waveforms.
Each next trigger is generated after the waveform has
crossed the trigger level N times in the direction that
complies with the selected trigger slope.
To select N-Cycle triggering, continue from step 3 (page
61) again:
4 Select On Trigger or Single Shot,
jump to Trigger Filter.
ENTER
5 Select a Trigger Filter or set it Off.
ENTER
6 Set NCycle to On
ENTER
Observe that the key labels at the bottom of the screen
have been changed to allow further selection of specific
N-Cycle trigger settings:
7 Set the number of cycles N
8 Adjust the trigger level
Traces with N-Cycle triggering (N=2) and without N-Cycle
triggering are shown in Figure 31.
Figure 31. N-Cycle triggering
Triggering on Waveforms
Triggering on Edges
4
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