The fourth U.S. Air Force GPS IIF satellite, slated for launch this month, will include a software update designed to address problems found in battery chargers on the Boeing-built spacecraft. The battery chargers “were experiencing current drop-outs” during production testing, according to Air Force Space Command (AFSPC) officials. Boeing has since developed a software fix that will “govern the operating modes of the battery charger to reduce the likelihood that the charger will ...


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