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IEVref:802-01-19ID:
Language:enStatus: Standard
Term: beam area
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Symbol: Ab
Definition: area in a specified plane perpendicular to the beam axis, consisting of all points at which the pulse-pressure-squared integral is greater than a specified fraction of the maximum value of the pulse-pressure-squared integral in that plane

NOTE – Some commonly specified levels are 0,25 and 0,01 for the −6 dB and −20 dB beam areas, respectively.


Publication date:2011-01
Source:definition 3.7 of IEC 62127-1 MOD, adapted from 4.2.9 of IEC 61828 and 3.6 of IEC 61102
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