Among the largest U.S. carriers, only Atlanta-based Delta missed a July 1 deadline to upgrade all altimeters before AT T, Verizon and other wireless carriers boosted the power of their C-Band, 5G signals....
Flight disruptions, which some had expressed concern about, didn’t materialize, however....
Some aviation experts and the Federal Aviation Administration believe that C-Band signals are too close to frequencies used by radio altimeters....
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2023-09-04 00:00:00.0