Assertion: antenna's radiation pattern | /r/CapableOf | show a pattern of lobes
Facets:
value: at various angles
type: LOCATION
value: at directions
type: LOCATION
Source sentences:
text: The radiation pattern of most antennas shows a pattern of "lobes" at various angles, directions where the radiated signal strength reaches a maximum, separated by "nulls", angles at which the radiation falls to zero.