Keysight N9927-90001 User’s Guide                                                            447
Noise Figure Mode (Option 356 – CPU2 Only)
How to Define a Noise Figure Measurement
——Save DUT Table Opens a Create a filename menu 
of softkeys to enter a DUT table filename and 
then to save the file.
——Recall DUT Table
 Opens a Select a file menu of 
softkeys to enter a DUT table filename to recall.
——Storage Device [Internal]
 Opens a set of softkeys 
to select where your DUT table is saved.
Then choose Internal
, SD Card, or USB.
— Back
 to return to previous menu.
— Preamp
 Sets the DUT Mode to either Spot (default) or 
Table.
Then choose:
——Preamp Mode
 Set to Spot (default) or to Table.
For Preamp MODE Spot choose:
——Preamp Spot Values
 (Only active when DUT 
Mode = Spot). 
Refer to similar “DUT Spot Values
 (Only active 
when DUT Mode = Spot).” on page 446.
——Back
 to return to previous menu.
——Preamp Table Edit/Save/Recall
 (Only active 
when Preamp Mode = Table). 
Refer to similar “DUT Table Edit/Save/Recall
 
(Only active when DUT Mode = Table).” on 
page 446.
——Back
 to return to previous menu.
— Uncert Contributions
 Opens a menu of uncertainty 
contribution softkeys.
Then choose:
——Jitter Uncert.
 Enable/disable the Jitter 
Uncertainty.
——ENR Uncert.
 Enable/disable the ENR 
Uncertainty. 
——Mismatch Uncert.
 Enable/disable the Mismatch 
Uncertainty.