WASHINGTON, Oct. 8 -- Federal Aviation Administration has issued a proposed rule called: Airworthiness Directives; Various Helicopters.
The proposed rule was published in the Federal Register on Oct. 8 by Steven W. Thompson, Acting Deputy Director, Compliance & Airworthiness Division, Aircraft Certification Service.
Summary: The FAA proposes to adopt a new airworthiness directive (AD) for all helicopters equipped with a radio (also known as radar) altimeter. This proposed AD was 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 to 3.98 GHz frequency band (5G Lower C-Band) while operating in Canadian airs...