Checklist: Understanding The 5G Interference Issue

AT&T technicians install a 5G antenna system
AT&T technicians install a 5G antenna system. Credit: AT&T
The FAA and U.S. aviation industry groups are concerned that new 5G wireless networks using C-band frequency spectrum between 3.7-3.98 GHz (3700-3980 MHz) potentially could interfere with aircraft radio altimeters operating in an adjacent band at 4200-4400 MHz. Radio altimeters, also called radar...

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