RIGOL
Chapter 2 Functions of the Front Panel
2-30
VNA User Guide
S21 Meas Setup
Avg Number
Specifies the number of counts (N) for Average, Max Hold, and Min Hold.
It is valid when Trace Type is "Average". The greater the value of N, the smoother the
trace is displayed.
In Average, Max Hold, and Min Hold modes, when performing the single
measurement, the instrument stops sweeping after the sweep count has reached N.
Table 2-27 Average Count
Parameter
Remarks
Default
100
Range
1 to 10,000
Unit
N/A
Knob Step
1
Left/Right Arrow Key Step
Up/Down Arrow Key Step
10
Ref Level
Sets the reference level. It shows the max. power/level value displayed in the current
graticule.
Table 2-28 Reference Level
Parameter
Remarks
Default
-10 dBm
Range
-170 dBm to 30 dBm
Unit
dBm, -dBm, V, mV, uV
Knob Step
1
Left/Right Arrow Key Step
Up/Down Arrow Key Step
10
Aperture Step Width
Sets the aperture step width.
Table 2-29 Aperture Step Width
Parameter
Remarks
Default
1
Range
1 to 20
Unit
N/A
Knob Step
1
Left/Right Arrow Key Step
Up/Down Arrow Key Step
at 1-2-5 step
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