CHAPTER 7 APPENDICES
EFD1000/500 MFD Pilot’s Guide
Page 7-16
091-00006-001 REV B
NRST Nearest
OAT Outside Air Temperature
OBS Omni-Bearing Selector
ºC Degrees Celsius
ºF Degrees Fahrenheit
PFD Primary Flight Display
RMI Radio Magnetic Indicator
RSM Remote Sensor Module
RSS Roll Sum Steering
SBAS Satellite-Based Augmentation System
SD Secure Digital
SIGMET Signicant Meteorological Information
TA Trac Advisory
TACAN Tactical Air Navigation System
TAF Terminal Aerodrome Forecast
TAS True Air Speed
TCAS Trac Collision Avoidance System
TERM Terminal Mode
TERR Terrain
TFR Temporary Flight Restriction
TIS Trac Information System
Track Direction of aircraft movement relative to a
ground position; also ‘Ground Track’
TRSA Terminal Radar Service Area
Vac Volts, alternating current
VDC Volts, direct current
VDI Vertical Deviation Indicator
VFR Visual Flight Rules
VHF Very High Frequency
VLOC VOR/Localizer
VOR VHF Omni-Directional Radio Range
VORTAC Very High Frequency Omni-Directional Radio
range station and tactical air navigation
VSI Vertical Speed Indicator
VSR Vertical Speed Required
VTF vector to nal
WAAS Wide Area Augmentation System
WPT Waypoint
WX Weather