Keysight N9927-90001 User’s Guide 583
Noise Figure Mode (Option 356 – CPU2 Only)
How to Define a Noise Figure Measurement
Preamplifier (*.amp) Files
— Preamplifier (*.amp) files are saved to, and recalled from, the
NoiseFigure\Preamp folder. If the folder does not already exist on a USB or
SD card, it is created automatically before storing the file.
— Preamplifier files are stored as *.amp files. Existing *.amp files that are
loaded into the FieldFox can be overwritten. Your edited file will NOT be
overwritten when firmware is updated.
—To DELETE a *.amp file, use the Manage Files feature. Learn more in
“Manage Files” on page 680.
DUT (*.dut) Files
— DUT (*.dut) files are saved to, and recalled from, the NoiseFigure\DUT
folder. If the folder does not already exist on a USB or SD card, it is created
automatically before storing the file.
— DUT files are stored as *.dut files. Existing *.dut files that are loaded into the
FieldFox can be overwritten. Your edited file will NOT be overwritten when
firmware is updated.
—To DELETE a *.dut file, use the Manage Files feature. Learn more in
“Manage Files” on page 680.