Highlighting the Half Power (-3dB) Beamwidth and Sidelobe Level

Add an annotation to highlight the half power (-3dB) beamwidth for the far field result.

Select the graph and trace to which you want to add the annotation.
  1. Add an annotation to highlight the half power (-3 dB) for the plotted result.
    1. On the Measure tab, in the Far field annotations group, click the  Beamwidth icon.
    2. From the drop-down list select Half power (-3dB).
  2. Add an annotation to highlight the Sidelobe level.
    1. On the Measure tab, in the Far field annotations group, click the  Sidelobe level icon.