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2) Click the touch screen [Avg/BW] menu to enter Avg/BW menu bar;
3) Click the touch screen [Avg Factor] menu to input the appropriate average factor (1000 at a maximum) by turning the knob,
【
↑
】
or
【
↓
】
or numeric keys, and then press
【
Enter
】
key to complete setting;
4) Click the touch screen [Avg Off On] menu, the Analyzer will average the average factors set by operators and display the averaged
trace on the screen, as shown in the below figure:
Figure 5-8 Set Average Factors
5.5.3.
Trace Smoothing
Trace smoothing is displayed through the average of adjacent data points, and the ratio of adjacent data points to be averaged and total
points is called smooth aperture. S3101 Cable & Antenna Analyzer sets the smooth aperture in a manner of percentage. Smoothing
function can reduce the noise peak-peak value on the measurement data track without significantly increasing the sweep time.
1) Press
【
Sweep/Setup
】
key to enter Sweep/Setup menu bar;
2) Click the touch screen [Avg/BW] menu to enter Avg/BW menu bar;
3) Click the touch screen [Aperture] menu to input the smooth aperture (20% at a maximum) by numeric keys, and then press
【
Enter
】
key to complete setting;
4) Click the touch screen [Smooth Off On] menu to turn on or off the smoothing function, as shown in Figure 5-9:
Figure 5-9 Set Smooth Apertures
