Concepts and features
R&S
®
ZNA
145
User 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
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:
●
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