438 Keysight N9927-90001 User’s Guide
Noise Figure Mode (Option 356 – CPU2 Only)
Using Noise Figure
Figure 25-4 Dual Window Display Annotation
Figure 25-5 Calibration Annotation
1. In the dual-window
layout, non-trace-specific
annotations are moved from
the left of the traces to the
bottom of the traces
1. No Cal = No calibration
applied
2. Rcvr Cal = Only receiver
calibration applied
3. ~User Cal = Receiver Cal
+
User Cal applied, but User
Cal is interpolated (the
calibration frequency points
do not match up with sweep
frequency points)
4. User Cal = Receiver cal +
User Cal applied and User
Cal is not interpolated (the
calibration frequency points
match up with sweep
frequency points)
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