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18-7190-01004-03 Rev. B
Garmin GTN 625/635/650 Pilot’s Guide
Foreword
Getting
Started
Xpdr Ctrl
Com/Nav
FPL
Direct-To
Proc
Wpt Info
Map
Traffic
Terrain
Weather
Nearest
Music
Utilities
System
Messages
Symbols
Appendix
Index
T true
TA Traffic Advisory
TACAN Tactical Air Navigation System
TAF Terminal Aerodrome Forecast
TAS True Airspeed
TAS Traffic Advisory System
TAT Total Air Temperature
TAWS Terrain Awareness and Warning System
TCA Terminal Control Area
TCAS Traffic Collision Avoidance System
TEMP temperature
TERM terminal
TFR Temporary Flight Restriction
T HDG True Heading
TIS Traffic Information System
TMA Terminal Maneuvering Area
Topo topographic
Track Direction of aircraft movement relative to a ground
position; also ‘Ground Track’
TRK track
TRSA Terminal Radar Service Area
UNAVAIL unavailable
USR user
UTC Coordinated Universal Time
UTM/UPS Universal Transverse Mercator/ Universal Polar
Stereographic Grid
V, Vspeed velocity (airspeed)
VAR variation
VFR Visual Flight Rules
VHF Very High Frequency
VLOC VOR/Localizer Receiver
VMC Visual Meteorological Conditions
VNAV, VNV vertical navigation
VOR VHF Omni-directional Range
VORTAC very high frequency omnidirectional range station and
tactical air navigation
VS Vertical speed