060-4314-000 • Rev. C - May 2004
MK VI & MK VIII EGPWS Pilot Guide
57
Definitions
continued
PCMCIA Personal Computer Memory Card Industry
Association
PPI Plan Position Indicator
PWS Predictive Windshear System
QFE A method of setting the altimeter to compensate
for changes in barometric pressure and runway
elevation. Pilot receives information from airfield
and adjusts his altimeter accordingly and it will read
zero altitude at touchdown on the runway.
QNE The method of setting the altimeter to the standard
atmosphere datum -29.92 inches of mercury
(1,013.25mb). This setting is used in the United
States airspace by all aircraft above FL180.
QNH The more common method of setting the altimeter
to compensate for changes in barometric pressure.
Pilot receives information from airfield, adjusts his
altimeter accordingly and the altimeter will read
airfield elevation at touchdown.
RAIM Receiver Autonomous Integrity Monitoring
RFCF Runway Field Clearance Floor
SAT Static Air Temperature
TA Terrain Awareness
TAD Terrain Alerting and Display
TAWS Terrain Awareness and Warning System
TCAS Traffic Collision Avoidance System
TCF Terrain Clearance Floor
TDU Terrain Display Unit
TERR Terrain
TO/GA Takeoff/Go-Around
VDOP Vertical Dilution of Precision
VFOM Vertical Figure of Merit
VFR Visual Flight Rules
VG Vertical Gyro
VHF Very High Frequency
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