Keysight Technologies FieldFox A Series, User Manual

Page: 475 / 756

Keysight N9927-90001 User’s Guide 475
Pulse Measurements Mode – Option 330
Pulse Measurement Settings
Annotation in the left pane shows the state of the Average setting. When
Manual is selected, the ‘Num of Averages’ is setting is also shown.
How to set Averaging
— Press BW 2 .
— Then Averaging
— Then choose from the following:
— Auto Averaging is set to a reasonable value by the USB Power
Sensor.
— Man Averaging is set to the value specified in the ‘Num Averages’
setting.
— Off Averaging is OFF
— Num Averages Select a value using the numeric keypad, then press Enter .
Video Bandwidth
The Video Bandwidth setting enables an FIR (finite impulse response) filter
within the USB Power Sensor. The filter setting affects the appearance of the
trace results.
Video Bandwidth is allowed for all pulse measurements
How to set Video Bandwidth
— Press BW 2 .
— Then Video Bandwidth
— Then choose from the following:
— Off Video Bandwidth is disabled.
— Low Similar to a low pass filter, ripple in the pass band is minimized
but allows higher side-lobes on the filter skirt.
— Medium Smooth pass band with reasonable transition ripple.
— High The pass band ripple is similar to the OFF setting, but the
transition skirts are smoother.
Single or Continuous Measure
This setting determines whether the FieldFox continuously queries the USB
Power Sensor for data, or only once each time the Single button is pressed.
Use Single to conserve battery power or to allow you to save or analyze
specific data.