Title :
A precision, transportable 70–450MHz conical log-spiral antenna for radio astronomy
Author :
Waterson, Mark F. ; Jiwani, Aziz
Author_Institution :
Int. Center for Radio Astron. Res. (ICRAR), Curtin Univ., Perth, WA, Australia
Abstract :
A 70 - 450 MHz field-deployable ultra-wideband antenna has been developed for use in characterizing proposed antenna element arrays for the Square Kilometre Array (SKA) project. We describe the construction technique and measurements demonstrating its suitability as a reference antenna.
Keywords :
UHF antennas; VHF antennas; antenna arrays; radiotelescopes; spiral antennas; Square Kilometre Array project; antenna element array; frequency 70 MHz to 450 MHz; precision conical log-spiral antenna; radio astronomy; reference antenna; transportable conical log-spiral antenna; Antenna arrays; Antenna measurements; Assembly; Broadband antennas; Extraterrestrial measurements; Joints;
Conference_Titel :
Antennas and Propagation Society International Symposium (APSURSI), 2013 IEEE
Conference_Location :
Orlando, FL
Print_ISBN :
978-1-4673-5315-1
DOI :
10.1109/APS.2013.6711098
