2. To select the amount of measurement
annotation detail, select Measure >
Annotation > Standard or Detailed.
Reference levels
Reference levels determine how time-related
measurements are taken.
1. Select Measure > Reference Levels....
2. Adjust the measurement reference levels
to different relative or absolute values.
■
High and Low references are used
to calculate rise and fall times. The
default High reference is 90% and
Low reference is 10%.
■
Mid reference is primarily used for
measurements between edges such
as pulse widths. The default level is
50%.
■
Mid2 reference is used on the
second waveform specified in delay
or phase measurements. The default
level is 50%.
Analyzing waveforms
136 DPO70000SX Series User
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