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  2. Distress signal - Wikipedia

    en.wikipedia.org/wiki/Distress_signal

    The civilian aircraft frequency for voice distress alerting is 121.5 MHz. Military aircraft use 243 MHz (which is a harmonic of 121.5 MHz, and therefore civilian beacons transmit on this frequency as well). Aircraft can also signal an emergency by setting one of several special transponder codes, such as 7700.

  3. Runway Awareness and Advisory System - Wikipedia

    en.wikipedia.org/wiki/Runway_Awareness_and...

    The Runway Awareness and Advisory System (RAAS) is an electronic detection system that notifies aircraft flight crews on the ground of their position relative to their allocated runway. It is a type of Runway Situation Awareness Tool (RSAT).

  4. Airport surveillance and broadcast systems - Wikipedia

    en.wikipedia.org/wiki/Airport_surveillance_and...

    The system operates with ground and approach sensor systems to ascertain aircraft locations in approaching and ground movement situations. It uses airport radars, state-of-the-art signal processing, and advanced computer technology to improve airport safety. In this program, 40 systems were to be delivered to the Federal Aviation Administration.

  5. Jeju Air Flight 2216 - Wikipedia

    en.wikipedia.org/wiki/Jeju_Air_Flight_2216

    Jeju Air initially said that the crashed aircraft was not involved in any prior incident, but data from the Korea Airports Corporation showed that in February 2021, the aircraft was damaged when its tail struck the runway during takeoff from Gimpo International Airport in Seoul, for which Jeju Air was fined 2.2 billion won ($1.5 million) by the ...

  6. NTSB to release radar data from fatal Washington helicopter ...

    www.aol.com/news/ntsb-release-data-both...

    WASHINGTON (Reuters) -Data retrieved from an investigation into a collision last week between an American Airlines regional passenger jet and a U.S. Army helicopter over the Potomac River in ...

  7. Voice warning system - Wikipedia

    en.wikipedia.org/wiki/Voice_warning_system

    A voice warning system is a system designed to alert the crew of an aircraft to imminent safety hazards. It is often known as a Bitchin' Betty, a slang term used by some pilots and aircrew and submariners (mainly North American). The enunciating voice, in at least some aircraft systems, may be either male or female.

  8. Japan scrambles fighter jets after China spy plane violates ...

    www.aol.com/news/japan-scrambles-fighter-jets...

    The bombers were intercepted by U.S. F-16 and F-35 fighter jets, along with Canadian CF-18s and other support aircraft, a U.S. defense official confirmed to CBS News.

  9. Low-level windshear alert system - Wikipedia

    en.wikipedia.org/wiki/Low-level_windshear_alert...

    Arriving aircraft on descent, generally within six nautical miles of touchdown will fly within this low level, maintaining a glide slope and may lack recovery altitude sufficient to avoid a stall or flight-into-terrain if caught unaware by a microburst. LLWAS microburst alerts are issued for greater than 30 knot loss of airspeed at the runway ...