Avionics Abbreviations
600-00151-001 Rev 01 -117- Envision EX5000
9.13 Avionics Abbreviations
The following avionics abbreviations are used in this manual:
Table 9.17 Avionics Abbreviations
Abbreviation Meaning
AGL Above Ground Level
AIM Aeronautical Information Manual
AIRMET AIRman's METeorological advisory
CDI Course Deviation Indicator
CONUS Continental United States
EGPWS Enhanced Ground Proximity Warning System
GPS Global Positioning System
IFR Instrument Flight Rules
ILS Instrument Landing System
METAR Meteorological Aerodrome Report
MFD Multi-Function Display
MSL Mean Sea Level
NDB Non-Directional Beacon
NM Nautical Mile
NOTAM NOTices to AirMen - Important information provided
by the FAA or similar international organizations.
PFD Primary Flight Display
SIGMET SIGnificant METeorological advisory
SUA Special Use Airspace
TA Traffic Advisory
TACAN Tactical Air Navigation
TAF Terminal Aerodrome Forecasts
TAS Traffic Advisory System
TAS True Air Speed
TAWS Terrain Awareness and Warning System
TCAD Traffic and Collision Alert Device
TCAS Traffic Alert Collision Avoidance System
TFR Temporary Flight Restrictions
UTC Universal Coordinated Time (Zulu) (Greenwich Mean
Time)