Direttive di airworthiness;

Riepilogo

L'Agenzia FAA sta adottando una nuova direttiva sulla navigabilità (AD) per tutti gli aeromobili della serie Boeing Model 747-100, -100B, -100 B SUD, -200B, --200C, - 200F, -300, -400, - 400D e -400F. Questa AD è stata prompted by the determination that radio altimeters cannot be relied upon to perform their intended function if they experience interference from wireless broadband operations in the 3.7-3.98 GHz frequency band (5G Lower C-Band) while operating in Canadian airspace, and a determination That during takeoff, approach, landings, and go-arounds, as a result of this interference, certain