Keysight N9912A User Manual page 101

 Press Meas Setup 4
 Then
 Then
 Then
 Enter a value between 0 (no smoothing) and 1 (most smoothing) using the numeric
 Press Enter
SA (Spectrum Analyzer) Mode
RRC Weighting ON OFF
More
RRC Alpha [current setting]
keypad, ▲|▼ arrows, or the rotary knob. A standard level of filtering is .22.
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