There are a few missions in the Zombies mode for Call of Duty: Modern Warfare 3 where players need a specific item to activate tools or weaponry within the world. One of those items are Ammo Mod Circuit Boards, and this guide will show the best way to get them.
Where to Get Ammo Mod Circuit Boards in MW3 Zombies
Ammo Mod Circuit Boards are computer chips that have one exact purpose in the Zombies mode: activating Deadbolt Turrets. These turrets can be found randomly around the world, and are marked on the map with a turret icon. When activated, Deadbolt Turrets will shoot at any moving threat in the general area for a limited time.
