Keysight N9913B, User Manual

Page: 53 / 896

Keysight N9938-90006 User’s Guide 53
CAT (Cable and Antenna Test) Mode
CAT Mode Settings
— When finished changing a value, press Done Edit .
— Press Dock Window to relocate the Settings table to a position relative to
the trace window. The Dock Window setting persists through a Preset.
Choose from the following:
— Full (Default setting) Only the Settings table is shown on the screen.
The trace window is temporarily not shown
— Left The Settings table is shown to the left of the trace window
— Bottom The Settings table is shown below the trace window
— When finished changing ALL settings, press Done to save your settings
Frequency Range
Set the range of frequencies over which you would like to make CAT Mode
measurements.
When the frequency range is changed after a calibration is performed, the cal
becomes interpolated. Learn more in “Interpolation *” on page 142 .
How to set Frequency Range
— Press Freq/Dist .
— Then choose from the following
— Start and Stop frequencies - beginning and end of the sweep.
— Center and Span frequencies – the center frequency and span of
frequencies (half on either side of center).
— Follow each setting by entering a value using the numeric keypad,
arrows , or the rotary knob.
— After using the keypad, select a multiplier key. Learn about multiplier
abbreviations in Chapter 1, “Overview.”
— After using the arrows or the rotary knob, press Enter . The
amount of frequency increment is based on the current span and can
NOT be changed in CAT Mode.
Scale Settings
Adjust the Y-axis scale to see the relevant portions of the data trace. The Y-axis
is divided into 10 graticules.
This setting can be changed at any time without affecting calibration accuracy.
How to set Scale
— Press Scale / Amptd .