Assertion: antenna's power | /r/HasProperty | radiated toward sky
Facets:
value: down toward the earth
type: TRANSITIVE-OBJECT
Source sentences:
text: The top one includes a corner reflector and three stacked Yagis fed in phase in order to increase gain in the horizontal direction (by cancelling power radiated toward the ground or sky).
text: The purpose of stacking multiple antennas in a vertical collinear array is to increase the power radiated in horizontal directions and reduce the power radiated into the sky or down toward the earth, where it is wasted.