GW Instek GSP-930 User Manual - Manual (Page 163)

ADVANCED OPERATION
161
Creating a Limit (from Trace Data)
Description Trace data can be used to create limit lines. A
10 point limit line is created from the trace data
at each grid division as well as the start and
stop frequencies.
Operation 1. Press Limit
Line
> Edit Limit Lines[F1]>Limit Line
[F1] and choose a limit line. (limit line 1~5).
Limit line: 1~5
2. Press Trace Data to Limit Line[F3].
The GSP-930 is split into two screens. The top
screen shows the trace and limit lines and the
bottom screen shows the limit line table.
Spectrum display
Limit Line Table
3. Press Limit Offset[F2] and set an offset level.
4. Press Create Limit Line Now[F1].
 A limit line will automatically be created based on
the trace and offset level.