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Acronyms and abbreviations in avionics

This is a list of the acronyms and abbreviations used in avionics.

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  • B RNAV: Basic area navigation
  • BARO: Barometric indication, setting or pressure
  • baro-VNAV: Barometric vertical navigation
  • BITE: Built-in test equipment
  • BCRS: Back course
  • BDI: Bearing distance indicator
  • BGAN: Broadcast Global Area Network
  • BER: Beyond economic repair
  • BTV: Brake to Vacate

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  • N1: Low Pressure rotor (spool) speed (see Jet engine)
  • N2: High Pressure rotor (spool) speed (see Jet engine)
  • NAS: National Airspace System
  • NAV: Navigation receiver (normally VHF navigation receiver for VOR system.)
  • Navaid: Navigational aid
  • NAVCOMM, NAV/COM or NAV-COM: Combination navigation and communications equipment (normally VHF navigation receiver integrated with VHF communications transceiver).
  • NAVSTAR-GPS: NAVigation Satellite Timing And Ranging (The formal name for the space-borne or satellite navigation system)
  • NCAT: National Center for Aviation Training
  • NCATT: National Center for Aircraft Technician Training
  • ND: Navigation display
  • NDB: Non-directional radio beacon
  • NFF: No fault found
  • NGS: Nitrogen Generation System, found in aircraft to reduce fire risk in fuel tanks.
  • NM or NMI: Nautical mile
  • NORDO: No radio
  • NoTAM: Notice to Airmen
  • NOZ: Normal Operating Zone (Parallel runways operation)
  • NPA: Non-precision approach (Instrumental approach)
  • NVD: Night vision device
  • NVG: Night vision goggles
  • NTZ: No-Transgression Zone (Parallel runways operation)

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See alsoEdit

ReferencesEdit

  1. ^ "CNS/ATM Systems" (PDF). International Civil Aviation Organization.
  2. ^ British Aircraft Corporation now British Aerospace