Connect The Dut; View And Interpret The Group Delay Measurement Results - HP 8712ET User Manual

Figure 3-25

Connect the DUT

Equipment Setup for a Group Delay Measurement
View and Interpret the Group Delay
Measurement Results
1. To view the entire measurement trace on the display, press
Autoscale .
2. To interpret the group delay measurement, refer to
"Example of a Phase-Derived Delay Measurement Display,"
analyzer's display if you are making this measurement on your
instrument.
a. The measurement trace depicts the amount of time it takes for
each frequency to travel through the DUT.
3. To quickly determine the filter's maximum delay point, press
Marker Search
MARKER
4. Note the marker readout in
delay (in nanoseconds) of the maximum delay point.
ET User's Guide
Max Search Mkr
Figure 3-26 provides the frequency and
Making Measurements
Measuring Group Delay
SCALE
Figure 3-26,
or your
−
> Max .
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