Anritsu MX183000A, Operation Manual, Page: 93 / 226

4.6 Jitter Tolerance Test
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4.6.4 Setting up the Mask data
Mask data is the amplitude value with which the Pass/Fail judgment is
made on the Jitter Tolerance measurement value. If the jitter amplitude
measurement value is smaller than the value of the mask data, the
judgment result will be Fail.
Figure 4.6.4-1 Mask Data Table setup area
Table 4.6.4-1 Mask Data Table setup items
Item Description
Save Saves the table data edited by a user to a user data file
(extension: umsk).
Open Opens the dialog box, where you can select a mask file.
4.6.5 Jitter Tolerance Measurement Start
Click Run Test to start measurement.
The measurement results are displayed in the Jitter Tolerance Table, and
the results are displayed as a graph on the Graph tab.
The button name changes to Stop Test while measurement is in progress.
When measurement is complete, the button name returns to Run Test.
Clicking Stop Test aborts measurement.