When a missile alert sounds, the most critical piece of tech isn’t your phone—it’s the signal reaching it. This episode dives into the physics of getting internet through a reinforced concrete Faraday cage. We explore the difference between cheap cable and high-grade LMR-400, why antenna placement matters, and the best way to run a 50-meter connection without losing your data. Whether you're prepping for emergencies or just curious about RF engineering, this is a masterclass in "bunker link" connectivity.