Acronyms and Abbreviations in Avionics
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Acronyms and Abbreviations in Avionics

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

A

B

  • 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

C

D

E

F

G

H

I

J

K

L

M

N

  • 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.
  • NHA: Next Higher Assembly.
  • 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)

O

  • OAS: Obstacle Assessment Surface
  • OAT: Outside air temperature
  • OBI: Omnibearing indicator (see CDI)
  • OBS: Omnibearing selector
  • OCC: Operations control center
  • OCH: Obstacle Clearance Height
  • OFZ: Obstacle Free Zone
  • OIS: Obstacle Identification Surface (Instrumental procedures)
  • OIS: Operational Information System
  • OM: Outer marker
  • OWE/OEW: Operating Weight Empty/Operating empty weight

P

Q

R

S

T

U

V

W

X

Y

Z

See also

References

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

  This article uses material from the Wikipedia page available here. It is released under the Creative Commons Attribution-Share-Alike License 3.0.

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