Title :
The helicone—A circularly polarized antenna with low sidelobe level
fDate :
4/1/1967 12:00:00 AM
Abstract :
An axial mode helix in a conical horn produces a circularly polarized pencil beam of low sidelobe level over a 2-to-1 bandwidth. The gain of the combination or "helicone" is four times that of a simple helix of the same length and the sidelobes are 15 to 20 dB lower.
Keywords :
Antenna measurements; Aperture antennas; Bandwidth; Coaxial components; Extraterrestrial measurements; Frequency; Helical antennas; Mouth; Polarization; Testing;
Journal_Title :
Proceedings of the IEEE
DOI :
10.1109/PROC.1967.5584
