Title :
Multibeam feed array design for the Arecibo radio telescope
Author :
Bird, T.S. ; Cortes-Medellin, G.
Author_Institution :
CSIRO Telecommun. & Ind. Phys., Epping, NSW, Australia
Abstract :
The design of an L-band (1.225 to 1.525 GHz) multibeam feed array for the Arecibo radio telescope is outlined. The feed is a seven-element hexagonal array of TE/sub 11/-mode stepped circular horns. We describe the performance of the horns in the array and in the radio telescope.
Keywords :
UHF antennas; antenna arrays; antenna radiation patterns; horn antennas; multibeam antennas; radiotelescopes; reflector antenna feeds; 1.225 to 1.525 GHz; 250 mm; 260 mm; Arecibo radio telescope; L-band multibeam feed array; radiation patterns; seven-element hexagonal array; stepped circular horns; Antenna arrays; Antenna feeds; Focusing; Optical design; Optical losses; Optical noise; Optical sensors; Optical waveguides; Radio astronomy; Tellurium;
Conference_Titel :
Antennas and Propagation Society International Symposium, 2003. IEEE
Conference_Location :
Columbus, OH, USA
Print_ISBN :
0-7803-7846-6
DOI :
10.1109/APS.2003.1217414
