et

IM

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Терминологические словари

EKI terminibaas Esterm

ID 735031 Последнее изменение 03.05.2024
Веб-страница словаря
Веб-страница словаря
Домен air trafficradio navigation systems
  • a marker beacon used in conjunction with an ILS (instrument landing system) and located between the middle marker and the threshold of the runway where an ILS approach is being made
    Это интересно
    • It is usually located at a distance where aircraft height would be 100 ft above the touchdown point elevation on a Cat II approach. It transmits a 75 MHz fan-shaped radiation pattern modulated at 3000 Hz and keyed at six dots per second. It indicates to the pilot, both aurally and visually, that he or she is at the designated decision height (DH), normally 100 ft (30 m) above the touchdown zone elevation, on the ILS CAT II approach. It also marks progress during a CAT III approach.
Это интересно
  • Valdkond ICAO lisade põhjal loodud klassifikaatori järgi: Lennundusside (telekommunikatsioon)
lähimarker
Примеры
  • Markermajakad (marker beacon) - mille abil määratakse ettenähtud kauguspunktid lähenemistrajektooril, näiteks kaugmarker, keskmarker ja lähimarker.
IM сокращение
inner marker
Примеры
  • The inner marker, when installed, shall be located so as to indicate in low visibility conditions the imminence of arrival at the runway threshold.
inner marker beacon
Примеры
  • Some ILS approaches have an inner marker beacon that transmits a signal modulated with 3000 Hz in a series of dots only. It is placed at the land-or-go-around decision point of the approach close to the runway threshold.
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