Northrop Grumman Corporation technicians here have begun installing the first set of hardware for a B-2 stealth bomber upgrade that will eventually allow the jet to send and receive battlefield information up to 100 times faster than its current satellite communications system. The work is being done as part of Increment 1 of the U.S. Air Force's B-2 extremely high frequency (EHF) satellite communications program. Northrop Grumman is the Air Force's prime contractor for the B-2 Spirit, the flagship of the nation's long range strike arsenal, and one of the world's most survivable aircraft systems. The B-2 is the only...