Keysight N9923A, User Manual, Page: 188 / 276

188 Keysight N9923-90001 User’s Guide
Data Analysis Features
All about Limit Lines
— Then
Options
.
— Then choose from the following:
— Beep
——
On Pass
Audible beep sounds when a sweep passes.
——
On Fail
Audible beep sounds when a sweep fails.
——
Off
No audible beep sounds.
—
Warning On Off
Shows Pass or
Fail
indication on the display with each
sweep. Data points that fail are highlighted.
—
Limit Type
Then Fixed or Relative.
—
Offset
Shifts the limit line up or down. Enter an offset value using the
rotary knob, the arrows, or by entering a value with the number
keys.
——Enter a
positive
offset to shift the limit line UP, usually used
with UPPER limits.
——Enter a
negative
offset to shift the limit line DOWN, usually
used with LOWER limits.
—
Margin
Shifts the limit line up or down like an offset, but only virtually.
The limit line does NOT appear to move. Enter a Margin value using
the rotary knob, the
arrows, or by entering a value with the
number keys.
Enter a
positive
margin to virtually shift the limit line UP.
Enter a
negative
margin to virtually shift the limit line DOWN.
How to Save and Recall Limits
In addition to saving and recalling limits with an *.sta file, limit lines can also be
saved and then recalled independent of the current mode or measurement.
Use this feature to recall and apply existing limit lines to measurements with
different settings or even a different frequency range.
Limit line files can be loaded into the FieldFox Data Link Software. Learn how in
the Help file that is included in the Data Link software.
— Press
Save/Recall
then
Select Device
to set the Device (Internal, SD card,
or USB flash drive) to be used for the Save or Recall. Learn more in
“Set File
Type and Select Device” on page 196
.
— Then press
Limit
.
— Then choose from the following:
—
Save Limits
After limit lines have been defined, this saves the line
definition to a file on the specified device.
—
Recall Limits
Recalls a limit Line definition from the specified device.