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Flight 4 LDR

Northrop Grumman engineers and technicians complete preparations in 1996 for functional tests on the low data rate (LDR) payload for the fourth Milstar satellite. The LDR payload assures secure command and control for U.S. forces worldwide. Its advanced capabilities provide undeniable connectivity, antijam communications and interoperability for multiservice coordination.

Northrop Grumman builds the Milstar LDR payloads for Lockheed Martin, the Milstar prime contractor.