722 Keysight N9915-90020 User’s Guide
Noise Figure Mode (Option 356)
Calibration Wizard
Figure 29-28 DUT – Measurement Setup – Run User Cal Screen –
ENR Mode: Smart (Auto)
USB Smart Mode DUT
Wizard visibility:
1. Receiver Cal Wizard for
Smart Noise Source.
(Walks user through
User Cal)
2. The User Cal measures
the noise contribution
of the external preamp
3. Should only run if using
an external preamp
4. Must have a Receiver
Cal to run a User Cal
5. Needs to be carried out
for current preamp,
current frequency
range, and current
temperature (within
reason)
6. The current User Cal is
automatically
invalidated if you go
outside of its frequency
range
7. If USB Noise Source is
NOT connected to the
FieldFox, “Measure”
will be grayed out.
DUT – Measurement Setup – Run User Cal with External Amplifier (LNA) – ENR
Mode: Smart (Auto)
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