Lockheed Martin announced March 29 its selection for the system development and demonstration (SDD) phase of the Joint Tactical Radio System Airborne Maritime Fixed Station (JTRS AMF) program, a contract valued at $766 million. AMF JTRS will provide interoperable and secure data, voice and video communications for more than 160 platform types, including fixed- and rotary-wing aircraft, submarines, surface ships and fixed stations worldwide. Lockheed Martin was awarded the SDD prime contract over a Boeing-led team. The contract was awarded by the Electronic Systems Command at Hanscom Air Force Base, Mass., for the Joint Program Executive Office, Joint Tactical Radio System (JPEO JTRS). The Lockheed Martin team includes BAE Systems, General Dynamics, Northrop Grumman, and Raytheon.