Items Tagged with 'aehf'

The third Advanced Extremely High Frequency (AEHF) satellite has begun transmitting using its protected communications payload, joining two other satellites undergoing system test in orbit with a suite of user terminals. AEHF satellites are produced by Lockheed Martin for the U.S. Air Force.

Two downlink antennas that are the fastest of their kind to operate in space are being integrated into the protected communications payload built by Northrop Grumman Corp. for the fourth Advanced Extremely High Frequency (AEHF) satellite.

The Netherlands has become the second Advanced Extremely High Frequency (AEHF) international partner to communicate using the Lockheed Martin-produced satellite system. During July testing, for the first time three nations used the system simultaneously as The Netherlands connected to U.S., Canadian and domestic terminals.

Northrop Grumman Corp. has delivered the second of two payloads that will be hosted on government-owned satellites to bring next-generation protected, Extremely High Frequency (EHF) communications to users in the north polar region (above 65º North).