<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Various feasible solutions of Irbene RT-32 secondary focus feed antennas are designed and compared in the present study. The examined feed antennas include smooth wall and corrugated horns with linear and shaped profiles. Mode matching technique is employed for simulation of scattering parameters and radiation patterns. Genetic algorithm is used for optimisation of horn profile for the best cross-polarization, and aperture efficiency performance. Although the presented horns are valid for any frequency band, different solutions allow choosing the best combination of factors, such as electrical parameters, bandwidth, physical size and complexity of manufacturing.</p></abstract>

Various feasible solutions of Irbene RT-32 secondary focus feed antennas are designed and compared in the present study. The examined feed antennas include smooth wall and corrugated horns with linear and shaped profiles. Mode matching technique is employed for simulation of scattering parameters and radiation patterns. Genetic algorithm is used for optimisation of horn profile for the best cross-polarization, and aperture efficiency performance. Although the presented horns are valid for any frequency band, different solutions allow choosing the best combination of factors, such as electrical parameters, bandwidth, physical size and complexity of manufacturing.

Study of Feed Horn Solutions for Irbene RT-32 Radio Telescope

Engineering Research Institute “Ventspils International Radio Astronomy Center”

Latvian Journal of Physics and Technical Sciences

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"Study of Feed Horn Solutions for Irbene RT-32 Radio Telescope"}

Various feasible solutions of Irbene RT-32 secondary focus feed antennas are designed and compared in the present study. The examined feed antennas include...

Study of Feed Horn Solutions for Irbene RT-32 Radio Telescope

Publié en ligne: 11 mai 2020

Pages: 28 - 33

DOI: https://doi.org/10.2478/lpts-2020-0004

Mots clés
antenna optimisation, feed horn, Irbene RT-32 radio telescope

© 2020 M. Bleiders, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Study of Feed Horn Solutions for Irbene RT-32 Radio Telescope

Publié en ligne: 11 mai 2020

Pages: 28 - 33

DOI: https://doi.org/10.2478/lpts-2020-0004

Mots clésantenna optimisation, feed horn, Irbene RT-32 radio telescope

© 2020 M. Bleiders, published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Mots clés
antenna optimisation, feed horn, Irbene RT-32 radio telescope