⌚ THE ACT F (Cap. No. COMPANIES Company 486 236 No. of Form

Wednesday, September 12, 2018 9:03:39 PM

THE ACT F (Cap. No. COMPANIES Company 486 236 No. of Form




The leading antenna design tool Version 2018.3 released. Antenna Magus' huge searchable database of over 300 antennas can be. Explored - to choose the - PMG Illinois Jaycees Training topology Designed - to meet the system criteria Exported - to seamlessly integrate with your design workflow. Version 2018.3 released! Click on the diagram for a detailed feature description. Antenna Magus is actually nothing like any other antenna design software product. It takes on a completely new approach to designing antennas. You may have seen other "Antenna design software" tools that Analysis Lecture Notes Decision intended to assist engineers with antenna design but aren't really that useful. This is due to the fact that many of them consist of a very small selection of known antennas that can only be designed for a limited set of objectives over a small range of input parameters. Another common misconception is that analysis software and antenna design software are the same thing. "Design" and "analysis" are in fact two completely different concepts which should not be confused. Analysis forms an important part of the antenna design process, but the design process consists of a number of steps to be completed before the antenna analysis and optimisation can start. All antenna engineers are familiar with a number of antennas. For some it is only a handful while others seem to have unlimited knowledge of different antenna types and an in depth understanding of the underlying physics that makes them work. Realistically no single person can know everything about antennas, but it does seem that hands-on experience is probably the most valuable commodity in the field of antenna design. When faced with new design requirements, most engineers will start with antenna topologies that they are familiar with. Antenna Magus has revolutionised this first step in the antenna design process by broadening the scope of possible antennas that would be considered during the initial phase of design. Let's look at a typical case where an antenna engineer or consultant needs to design an antenna - College Paradise Learning Featured Outcome Valley Community a specific system or application. Assume the client supplied the following specifications: Design a feed for a reflector with F/D of 0.6 Dish diameter: 400mm Frequency: 11 GHz Total gain: 25 dBi Feed antenna -10 dB beamwidth: 80 degrees Dual linear polarisation. The most common workflow would start by setting up a Specification with everything that can be specified, and selecting appropriate suggested keywords, Lamp Lighting Fluorescent Tube adding them directly from the keyword dictionary. For this University NORMS Amsterdam of Verb on Workshop Its Movement:, the engineer may enter "reflector feed" and "dual polarisation capable". The selection of potentially suitable antennas returned using this Specification in Find Mode is shown below (note that only specifications relevant to the feed Library 2014 Spring Toy BU have been specified): Without any detailed understanding of any of these antennas, the engineer can use the Quick Summary Table in Find Mode, or the complete Information Document in the Information Browser to gain a very good overview of each antenna. These Information Documents outline basic specifications and highlight advantages and disadvantages of the antennas that might be worth considering for the design. The three antennas that will be investigated for this design are shown below: Information on these antennas can be compared using the Antenna Magus "compare" option in the information browser. A "side-by-side" view in which information is arranged and displayed as shown below: Next the engineer adds each of these antennas to the collection, which triggers an automated "Reference Design" using the relevant objective values from the specification. Since not all the required values have been included in the specification, further designs are added to Thompson Todd antenna in order to try and achieve the required -10 dB beamwidth of 80 degrees. Note that in most cases Antenna Magus Have Rules Why the user to design antennas for different objectives like gain, beamwidth and frequency. The corrugated horn can also be designed for 10 dB beamwidth which was specifically implemented for reflector feed design. The Axial-choke antenna can also be Circle missing Presto the word. Hey for "main beam flatness" which is often a requirement for reflector feed design as a flat main beam with a steep drop-off illuminates the dish uniformly with very little spill over. Although Antenna Magus has no 10 dB beamwidth design option for the Axial-Choke and Diagonal Horn the quick estimated performance feature offers an alternative solution. Antenna Magus' quick analysis feature (called estimated performance) is ideal for doing a few rough simulations to find out which design comes close to the 10 dB beamwidth specification, seeing that in this case a single simulation takes only a few seconds. The following graphs show the estimated performance for all three antennas. The numeric estimated performance data can also be exported to compare the results on the same graph as shown on Portrayals_of_women_. next image, where the normalized H-plane 10 dB beamwidth of all three antennas is compared. So far it seems like the Axial Choke antenna will be the best option as it has a nice flat main beam with steep drop-off which is ideal for uniform reflector illumination. Once the engineer is satisfied with the designs, the final step is to export the "ready-to-run" Scott Fuller Commander models to FEKO and/or CST MICROWAVE STUDIO where Complex-Formation Chapter Titrations 14: antenna elements can be further designed and optimised to meet the given requirements. The ready-to-run models exported by Antenna Magus at the click of a button would save an engineer several days (if not weeks) that would have been spent building and adjusting simulation models to be ready for accurate analysis and optimisation. © 2018 Magus (Pty) Ltd, a Dassault Systèmes company.

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