(Askeri) HABER VERME VE İKAZ SİSTEMİ; HABERLEŞME VE İKAZ HİZMETİ: Düşmanın kara, deniz veya havadan yapacağı taarruzları önceden haber vermek veya bu sisteme mensup kimseleri, bunlara karşı yapılan hücumlardan haberdar etmek maksadıyla, askeri veya sivil teşkiller tarafından görme, işitme suretiyle veya elektrikli cihazlarla alınan savunma tedbirleri veya bu hususta yapılan hizmet
(Askeri) UÇAK KONTROL VE İKAZ SİSTEMİ: Uçağın hareketini kontrol etmek ve bildirmek üzere kurulmuş bir sistem. Bu sistem gözetleme imkanlarını (radar, pasif elektronik, görsel ve diğer araçlar), kontrol merkezini ve gerekli muhabere araçlarını içine alır
An early warning system warns people that something bad is likely to happen, for example that a machine is about to stop working, or that a country is being attacked
A lane departure warning system (LDW) is a mechanism designed to warn a driver when the vehicle begins to move out of its lane (unless a turn signal is on in that direction) on freeways and arterial roads
Mobile, long-range radar surveillance-and-control centre for air defense. Used by the U.S. Air Force since 1977, AWACS is mounted in a specially modified Boeing 707 aircraft, with its main radar antenna affixed to a rotating dome. It can detect, track, and identify low-flying aircraft at a distance of 200 nautical mi (370 km) and high-level targets at much greater distances. It can also track maritime traffic and operate in any weather. The computer system can assess enemy action and track the location and availability of any aircraft within range. Operators of its secure communications system can guide friendly aircraft against enemy planes
network of radar installations intended to detect enemy aircraft or missiles within the required time for effective deployment of defense systems; series of moves set up to detect potential problems