In our hyper-connected world, it’s easy to forget how dependent we are on modern communication systems. We expect mobile networks, Wi-Fi, and the internet to be available at all times. But what happens when the unexpected strikes—when a storm knocks out the power grid, an earthquake cripples infrastructure, or you’re deep in the wilderness with…

The Yagi antenna, also known as the Yagi-Uda, has been a cornerstone of radio communications since the 1920s. Simple in construction but powerful in performance, it’s a favorite among ham radio operators, TV enthusiasts, satellite communicators, and RF engineers alike. This article dives deep into how Yagi antennas work, how to build and optimize one,…