Yagi Antenna Design Online
This calculator is for short boom simple multi element monoband yagi antennas and will not give you a perfect 50 ohm match.
Yagi antenna design online. The minor lobes are suppressed and the directivity of the major lobe is increased by the addition of directors to the antenna. To design the antenna you need to go to task design yagi menu. Some are based on look up tables some. Note 688 yagi uda antenna designer rothammel dl6wu rtrif.
It is placed at rear of dipole or driven element. Yagi uda antenna designer nbs tech. It is designed to give you a better basic understanding of how the yagi is designed and the basic functions of each of its parts. Building the yagi building the boom and elements i have found the best results for a homebrew yagi to be using an insulator as the boom and copper or steel wire as the elements.
Design data for your yagi. The yagi antenna is a directional antenna with multiple elements placed one after another. The length is usually 5 more compare to driven element. It is quite possible that other calculators deliver slightly different results.
The yagi uda antenna has one driven element one reflector one side and one or more directors on the other side. If the specifications given above are followed one can design an yagi uda antenna. Yagi uda antenna calculator you may want to combine it with a folded. Yagi uda antenna dl6wu php 14898 bytes 24 07 2014 07 55 47 yagi uda antenna calculator.
The design of a yagi antenna is much more complex and requires a lot more experimentation then a monopole antenna. Based on rothammel dl6wu. Yagi antenna design basics learn more about a yagi beam antenna. Using this software you can design and build your own yagi antenna this software can not only be used to design but also to find out antenna gain stacking distance and standing wave ratio swr.
This article is not designed to give you construction details for building a yagi. What we do have is a rule of thumb which gives a start pointing when designing a yagi antenna. The gain of yagi antenna depends on length of antenna array and do not depend on number of directors used in the design. Filter designer audio af.
The directional pattern of the yagi uda antenna is highly directive as shown in the figure given below. In this menu you need to submit values of multiple. 4nec2 antenna modeler and optimizer. But you will be close.
Yagi antenna design and how to understand basic yagi s condensed and re edited from various sources. Free online engineering calculator to find the dimensions of a yagi uda antenna for a given frequency range and length. Build your own homebrew yagi. But you will be close.
For advanced design look at the picture on the page for eznec software to get an idea of the shape you should be looking for.