How can two linearly polarized Yagi antennas be used to produce circular polarization?
Two Yagis on the same axis with perpendicular elements and coincident driven elements produce circular polarization when fed 90 degrees out of phase.
Amateur Extra · FCC Element 4 · answer reveals automatically
Two Yagis on the same axis with perpendicular elements and coincident driven elements produce circular polarization when fed 90 degrees out of phase.