Fultifrequency feed of reflector antenna for the radiotelescope cryogenic receiver focal block for the new generation VLBI2010 network: synthesis, design, experiment
Heading:
| 1Kirilenko, AA, 1Perov, AO, 1Skresanov, VN, 1Steshenko, SA, 1Glamazdin, VV, 1Natarov, MP, 1Shubny, AI 1O. Ya. Usikov Institute for Radiophysics and Electronics of the National Academy of Sciences of Ukraine, Kharkiv, Ukraine |
| Kosm. nauka tehnol. 2015, 21 ;(4):24–31 |
| https://doi.org/10.15407/knit2015.04.024 |
| Publication Language: Russian |
Abstract: The new configuration of three-band S/X/Ka feed of a radiotelescope reflector antenna for VLBI2010-compatible radiotelescopes is proposed. We discuss its parameters as well as the developed rigorous electrodynamic model. |
| Keywords: circular polarization, cooled S/X/Ka feed, electrodynamic simulation system., pattern, radiotelescope, reflector antenna, VLBI |
References:
1. Chmil' V.M., Glamazdin V. V., Evsimgneev A. A. et al. Proposals for modernization of receivers RT-70 radio telescope in order to ensure their compatibility with the "Quasar-KVO" VLBI complex. Tez. dokl. Vseros. radioastron. konf. (VRK – 2014), P. 83—84 (Pushhino, Russia, 2014) [in Russian].
2. Ipatov A.V. A new generation interferometer for fundamental and applied research. Phys. Usp. 183(7), 769—777 (2013) [in Russian].
3. Ipatov A.B., Chmil V.M., Skresanov V.M., et al. Cryogenic receiving focal unit for telescopes of radiointerferometric complex of new generation. Radio Physics and Radio Astronomy, 19(1), 81—96 (2014) [in Russian].
4. Prikolotin S. A., Kirilenko A. A. The mode matching technique taking into account field singularities applied to the inner problems with arbitrary piecewise-coordinate boundaries. Part 1. Eigenmode spectrum of orthogonic waveguides. Radiophysics and electronics. 15(1), 17—29 (2010) [in Russian].
5. Steshenko S. A., Prikolotin S. A., Kirilenko A. A., et al. Mode-matching technique taking into account field singularities in the internal problems with piece-wise coordinate boundaries. Part 2. Plane junctions and “in-line” objects. Radiophysics and electronics. 18(3), 13—21 (2013) [in Russian].
6. Hase H., Behrend D., Ma C. The future global VLBI2010 network of the IVS. Earth rotation, reference systems, and celestial mechanics: synergies of geodesy and astronomy, Schuh H., Böhm S., Nilsson T., Capitaine N. (Eds.), P. 243—248. (Journées 2011 “Systèmes de référence spatio-temporels”, Vienna, Austria, 2011) (Vienna, 2012).
7. Hase H., Dassing R., Klugel T., et al. Twin Telescope Wettzell (TTW) — A VLBI2010 project. Presentation at the IVS VLBI 2010 Workshop on Future Radio Frequencies and Feeds, Retrieved from http:// www. fs. wettzell. de/ veranstaltungen/ vlbi/ frff2009/ Part8/ttwvlbi2010e.pdf, 2009 (Download 2011-05-29).
8. José Antonio López-Fernández. The RAEGE VLBI radio telescope. IVS VLBI2010 Workshop on TecSpec. (Bad Kötzting, Germany, 2012) doi:10.1117/12.926535.
9. Niell A., Whitney A., Petrachenko B., et al. VLBI2010 — a vision for geodetic VLBI, current and future requirements for geodetic VLBI systems”. — IVS Document: Retrieved from http:// ivscc. gsfc. nasa. gov/ about/ wg/wg3/IVS WG3 report 050916.pdf.
10. Perov A. O., Glamazdin V. V., Skresanov V. N. Design and optimization of triband coaxial feed horn for the radio telescope antenna. Proceedings of the 9th Int. conf. on antenna theory and techniques (ICATT), 441—443 (Odessa, Ukraine, 2013).
11. Perov A. O., Tkachenko V. I., Kirilenko A. A. Comparative analysis of open-ended waveguide characteristics, obtained by exact and aperture models. Telecommunications and Radio Engineering. 65(17), 1571—1583 (2006).
12. Skresanov V. N., Glamazdin V. V., Kirilenko A. A., et al. Circular polarization splitters for three-band feed of radiotelescope reflector antenna. Proceedings of the 9th Int. conf. on antenna theory and techniques (ICATT), 43—48 (Odessa, Ukraine, 2013).