[Satellite Today 02-27-09] Raytheon Systems Ltd., a subsidiary of Raytheon Co. received a $1.4 million contract from the U.S. Air Force for initial production of the GPS Advanced Digital Antenna Production (ADAP) system, Raytheon announced Feb. 26.
    The contract provides the military with 41 antenna electronics and 28 controlled reception pattern antenna to equip U.S. Navy surface platforms and fixed- and rotary-wing aircraft
The ADAP system protects GPS-based navigation and precise timing systems from deliberate jamming and accidental interference. The system is a successor to the GAS-1 GPS antenna system that has been in production at Raytheon since 1998.
    Current ADAP orders include more than 5,000 units for the U.S. government and foreign military sales customers. To date, more than 4,500 GAS-1 units have been delivered to the U.S. government, Raytheon said.