Keysight N9923-90001 User’s Guide81CAT (Cable and Antenna Test) ModeCAT Mode Settings— Then Average N where N is the current count setting.— Enter a value using the numeric keypad. Enter 1 for NO averaging.— Press Enter.— While Trace Averaging is in process, press Sweep 3 then Restart to restartthe averaging at 1.SmoothingTrace smoothing averages a number of ad jacent data points to smooth thepeak-to-peak noise values on a displayed trace. The number of adjacent datapoints that are averaged is known as the smoothing aperture. Aperture is setby specifying a percentage of the X-axis span.Trace smoothing does NOT significantly increase measurement time.Smoothing can be used with any CAT format.When enabled, Smo appears on the FieldFox screen.How to set Smoothing— Press BW 2.— Then Smoothing ON OFF.— Then Sm. Aperture and enter a value between 0 and 25 (percent) using thenumeric keypad.— Press Enter.Single or Continuous MeasureThis setting determines whether the Fiel dFox sweeps continuously or only onceeach time the Single button is pressed. Use Single to conserve battery poweror to allow you to save or analyze a specific measurement trace.This setting can be changed at any time without affecting calibration accuracy.How to set Single or Continuous— Press Sweep 3.— Then choose one of the following:—Single Automatically sets Continuous OFF and causes FieldFox tomake ONE sweep, then hold for the next Single key press. Hold isannotated in the upper left corner of the display when NOT sweeping,and changes to an arrow --> while the sweep occurs—Continuous ON OFF Makes continuous sweeps. This is the typicalsetting when battery power is not critical.You can also use Run / Hold +/- to toggle between Single and Continuous.
