KnowraMan-portable air-defense systemLinked fromLinked fromThe 2 pages that link to Man-portable air-defense system, each with the reason it gives.All 2Broader topic 2Surface-to-air missileBroader topic: MANPADS are the most portable end of the surface-to-air missile family.Infrared homingBroader topic: Many such systems use infrared homing against low-flying aircraft.