Counter rocket, artillery, and mortar

Counter rocket, artillery, and mortar, abbreviated C-RAM or counter-RAM, is a set of systems used to detect and/or destroy incoming rockets, artillery, and mortar rounds in the air before they hit their ground targets, or simply provide early warning. Types United States: Land-Based Phalanx Weapon System The 20mm Land-Based Phalanx Weapon System (also called C-RAM) is a land-based variant of the U.S. Navy's Phalanx close-in weapon system, a radar-controlled rapid-fire gun for close-in protection of vessels from missiles. Both use a forward-looking infrared (FLIR) camera to allow their operators to visually identify incoming fire before opening fire. But while naval Phalanx systems fire tungsten armor-piercing rounds, the C-RAM uses the 20mm HEIT-SD (high-explosive incendiary tracer, self-destruct) ammunition, originally...