Keysight Technologies IntegraVision PA2201A Series

Once the measurements have run for the specified duration, the numbers in the blue panel
remain at their final values and the rightmost softkey once again becomes Start Meas. Note
that the Duration reported is likely to be longer than the specified duration because the CWA
measurement technique always measures a whole number of measurement cycles in each
CWAmeasurement window.
Keysight IntegraVision PA2200 Series Power Analyzers Operating and Service Guide133