Concepts and features
R&S
®
ZNA
145User Manual 1178.6462.02 ─ 20
The limit line rules for logarithmic sweeps and segmented frequency sweeps with
point-based x-axis also apply to ripple limit lines (see Chapter 4.4.1.1, "Rules for limit
line definition", on page 141).
4.4.1.3 Circle limits
A circle limit is a special type of upper limit line which is defined by its center coordi-
nate in the diagram and its radius. Depending on the diagram type, circle limit can
serve different purposes:
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With a circle limit line centered on the origin of a polar diagram, you can check
whether the magnitude of the measurement results exceeds a limit, defined by the
radius of the limit line.
Operations on traces
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