<P> LDLR is a Gallium Nitride (GaN) - based, solid - state Active Electronically Scanned Array (AESA) radar, that allows for continuous coverage, even when it's undergoing maintenance . </P> <P> Construction in Alaska for the LDLR is scheduled to begin in 2019, tentatively at Clear Air Force Station in central Alaska . </P>

Lockheed martin long range discrimination radar (lrdr)