If you are looking for a straightforward tool to get physical dimensions rather than a complex simulation, the VK5DJ Yagi Calculator is the best choice. It focuses on the DL6WU design, which is highly respected for its performance.
: Calculates element lengths, spacings, and boom positions based on your target frequency and materials. yagi antenna design software free download
: Builders who want "cut-to-size" measurements for VHF/UHF antennas. Download : Available via VK5DJ’s website or Softpedia . MMANA-GAL basic If you are looking for a straightforward tool
For radio enthusiasts and amateur radio operators, building a custom Yagi-Uda antenna is a rewarding way to improve signal gain and directionality. Fortunately, several powerful options are available for free download , ranging from simple calculators to advanced electromagnetic simulators. Top Free Yagi Antenna Design Software 1. 4NEC2 (Highly Recommended) : Builders who want "cut-to-size" measurements for VHF/UHF
: Built-in wire editor, automatic SWR calculation, and far-field plots.
: Graphical geometry editor, optimizer for gain and SWR, 3D radiation patterns, and frequency sweeps.
4NEC2 is widely considered the gold standard for free antenna modeling. Based on the NEC (Numerical Electromagnetics Code) engine, it allows users to create, view, and optimize 2D and 3D antenna structures.