CAP 413
Radiotelephony Manual
Chapter 1 Page 7
DME
Distance Measuring Equipment
DR
Dead Reckoning
E
EAT
Expected Approach Time
ETA
Estimated Time of Arrival
ETD
Estimated Time of Departure
EGNOS*
European geostationary navigation overlay service
F
FAF
Final Approach Fix
FIR
Flight Information Region
FTU
Flying Training Unit (M)
FISO*
Flight Information Service Officer
FL
Flight Level
Ft
Foot (feet)
G
GAT
General Air Traffic
GBAS*
Ground-based augmentation system (pronounced GEE-BAS)
GS
Gliding School (M)
GLONASS*
Global Orbiting Navigation Satellite System (pronounced Glo-NAS)
GMC
Ground Movement Control
GNSS
Global Navigation Satellite System
GPS
Global Positioning System
GRAS*
Ground-based regional augmentation system (pronounced GRASS)
H
H24
Continuous day and night service (H24 pronounced Aitch Twenty Fower)
HF
High Frequency
HJ
Sunrise to Sunset
HN
Sunset to Sunrise
hPa
Hectopascal
17 November 2011
Summary of Contents for 413
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