Abbreviations and Terminology
The following glossary is applicable within the airplane flight manual supplement
ADI
Attitude Direction Indicator
AFMS
Airplane Flight Manual Supplement
ATT
Attitude
CDI
Course Deviation Indicator
DG
Directional Gyro
DR
Dead Reckoning
FAA
Federal Aviation Administration
GPS
Global Positioning System
GPSS
GPS Roll Steering
HDG
Heading
HSI
Horizontal Situation Indicator
ILS
Instrument Landing System
LOC
Localizer (no glideslope available)
LOI
Loss of Integrity
VFR
Visual Flight Rules
VHF
Very High Frequency
VOR
VHF Omni-directional Range
AFMS, Garmin G5 AML STC
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