Garmin CNX 80 Pilot's Manual page 151

Suspended
SYS — System
°T — Degrees True
TACAN — Tactical Air Navigation
TAS —
True Airspeed
TEMP — Temperature
TERM — Terminal
TFC — Traffic
TKE — Track Angle Error
TMA — ICAO Terminal Control Area
TMR — Timer
TRK —
Track (also Ground Track)
TRSA — Terminal Radar Service Area
twr — Tower
TX — Transmit
uni — Unicom
UNR — Unrestricted
usg — US gallons
UTC — Coordinated Universal Time
(also GMT or "zulu")
VDI — Vertical Deviation Indicator
VERS — Version
VFOM — Vertical Figure Of Merit
VFR — Visual Flight Rules
VHF — Very High Frequency
VLOC — VOR/Localizer Receiver
VNAV — Vertical Navigation
VOL — Volume
VOR — VHF Omnidirectional Radio
Range
VPL — Vertical Protection Level
VS — Vertical Speed
VTF — Vector-To-Final
WAAS — Wide Area Augmentation
System
WND — Wind
Appendix
WPT — Waypoint
WX — Weather
XPDR —
Transponder
XPND — Transponder
XTE — Cross Track Error
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