Assertion: antenna | /r/CapableOf | radiate vertical fan-shaped beam
Facets:
Source sentences:
text: An early phased array , the antenna radiated a vertical fan-shaped beam which could be swept horizontally across the airspace in front of the antenna.
text: An early phased array , the antenna radiated a vertical fan-shaped beam which could be swept horizontally across the airspace in front of the antenna.