In Ukraine’s drone war, a weapon designed in 1960 is back in the spotlight: the ZU-23-2, a Soviet twin-barrel 23mm anti-aircraft gun. It was built for helicopters and low, slow aircraft. In 2022–2024, it turns out that is exactly the problem drones created.In this video, I break down how the ZU-23-2 works, what makes 23x152mm high-explosive/incendiary ammunition so destructive against small UAVs, and why an old 23mm autocannon (2A14) can be a smarter answer than firing expensive missiles at cheap targets. We’ll look at the gun’s rate of fire, the simple mechanical setup, how crews keep it running with basic tools, and why Ukraine has adapted it into mobile air defense on trucks and improvised mounts.The bigger point is economics. When the sky is full of Shahed (Geran) drones, Orlan-10 reconnaissance UAVs, and small FPV / quadcopter drones, the most effective defense is often the one you can deploy everywhere, maintain easily, and afford to fire all night.If you like Cold War weapons engineering, air defense, and how old systems get reinvented for modern battlefields, subscribe for more “Inside the Weapon” style breakdowns.Keywords: ZU-23-2, ZU 23 2, 23mm autocannon, 2A14, 23x152mm, anti aircraft gun, anti drone gun, drone war Ukraine, Shahed drone, Geran drone, Orlan-10, mobile air defense, Soviet air defense, Cold War weapons, Ukraine air defense.#ZU23#ColdWarWeapons#sovietengineering