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Definitions Acronyms: Difference between revisions
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; A/P : Autopilot | ; A/P : Autopilot | ||
; A/T : Autothrottle, A/P Subsystem that controls the throttle | ; A/T : Autothrottle, A/P Subsystem that controls the throttle | ||
; ADF : Automatic Direction Finder, tuned to NDB | ; ADF : [http://en.wikipedia.org/wiki/Automatic_Direction_Finder Automatic Direction Finder], tuned to NDB | ||
; AGL : Above Ground Level, height above the Ground over which you are currently flying | ; AGL : [http://en.wikipedia.org/wiki/Above_ground_level Above Ground Level], height above the Ground over which you are currently flying | ||
; Apt Elev : Airport Elevation, the MSL of a central point of an airport | ; Apt Elev : Airport Elevation, the MSL of a central point of an airport | ||
; ASOS : Automated Surface Observation System, measures and broadcasts surface wheather info automatically | ; ASOS : Automated Surface Observation System, measures and broadcasts surface wheather info automatically | ||
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; DG : Directional Gyro | ; DG : Directional Gyro | ||
; DH : Decision Height, point on G/S where to decide to continue landing or missed approach, similar to MDA, for precision approaches, determined by altimeter, lowest height where an approach can be flown by instrument alone | ; DH : Decision Height, point on G/S where to decide to continue landing or missed approach, similar to MDA, for precision approaches, determined by altimeter, lowest height where an approach can be flown by instrument alone | ||
; DME : Distance Measuring Equipment, measures the distance(slant, not on-ground distance) to the tuned in VOR, | ; DME : [http://en.wikipedia.org/wiki/Distance_Measuring_Equipment Distance Measuring Equipment], measures the distance(slant, not on-ground distance) to the tuned in VOR, | ||
; EFATO : Engine Failure after take-off - usually resulting in a force-landing. | ; EFATO : Engine Failure after take-off - usually resulting in a force-landing. | ||
; EICAS : Engine Indication and Crew Alerting System | ; EICAS : Engine Indication and Crew Alerting System | ||
; FAF : Final Approach Fix | ; FAF : Final Approach Fix | ||
; FD : Flight Director, horizontal and vertical bars on your PD | ; FD : Flight Director, horizontal and vertical bars on your PD | ||
; G/S : Glideslope, provides vertical guidance during ILS, UHF, always goes together with LOC, usually 3deg, usable 10NM from field | ; G/S : [http://en.wikipedia.org/wiki/Glideslope Glideslope], provides vertical guidance during ILS, UHF, always goes together with LOC, usually 3deg, usable 10NM from field | ||
; GPS : Global Positioning System, allows a very exact measuring of location all over the world, based on satellites | ; GPS : [http://en.wikipedia.org/wiki/Gps Global Positioning System], allows a very exact measuring of location all over the world, based on satellites | ||
; HUD : Head Up Display | ; HUD : [http://en.wikipedia.org/wiki/Head-up_display Head Up Display] | ||
; IAF : Initial Approach Fix | ; IAF : Initial Approach Fix | ||
; IAP : Intstrument Approach Plate, see Approach Plate, aka. Terminal Procedures | ; IAP : Intstrument Approach Plate, see Approach Plate, aka. Terminal Procedures | ||
; IATA : an Airport Designator, used on Flight Tickets, Baggage,... | ; IATA : an Airport Designator, used on Flight Tickets, Baggage,... | ||
; ICAO : an Airport Designator, used for Navigation | ; ICAO : [http://en.wikipedia.org/wiki/Icao an Airport Designator], used for Navigation | ||
; IFR : Instrument Flight Rules, 0-179: odd thousands, 180-359: even thousands | ; IFR : [http://en.wikipedia.org/wiki/IFR Instrument Flight Rules], 0-179: odd thousands, 180-359: even thousands | ||
; ILS : Instrument Landing System | ; ILS : [http://en.wikipedia.org/wiki/Glideslope Instrument Landing System] | ||
; IM : Inner Marker, part of ILS, beacon that provides range information, only for Cat II where it is the DH point, 100ft from runway threshold | ; IM : Inner Marker, part of ILS, beacon that provides range information, only for Cat II where it is the DH point, 100ft from runway threshold | ||
; JBD : Jet Blast Deflector | ; JBD : Jet Blast Deflector | ||
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; MDA : Minimum Descend Altitude, during an approach, this specifies the minimum Altitude (MSL) before the runway is in sight and a safe landing can be made | ; MDA : Minimum Descend Altitude, during an approach, this specifies the minimum Altitude (MSL) before the runway is in sight and a safe landing can be made | ||
; MEA : Mean Enroute Altitude | ; MEA : Mean Enroute Altitude | ||
; METAR : Meteorological Aerodrome Report | ; METAR : [http://en.wikipedia.org/wiki/METAR Meteorological Aerodrome Report] | ||
; MIRL : Medium Intensity Runway Lights | ; MIRL : Medium Intensity Runway Lights | ||
; MLS : Microwave Landing System | ; MLS : Microwave Landing System | ||
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; MSA : Minimum Safe Altitude, provides minimum of 1000ft clearance from obstructions and terrain | ; MSA : Minimum Safe Altitude, provides minimum of 1000ft clearance from obstructions and terrain | ||
; MSL : Mean Sea Level, Standardized height figure, Altimeters show the current A/C height over MSL | ; MSL : Mean Sea Level, Standardized height figure, Altimeters show the current A/C height over MSL | ||
; Navaid : Helper for navigation, eg: NDB, Fixes, VOR, GPS | ; Navaid : [http://en.wikipedia.org/wiki/Navaid Helper for navigation], eg: NDB, Fixes, VOR, GPS | ||
; ND : Navigation Display | ; ND : Navigation Display | ||
; NDB : Non Directional Beacon, LW, sends out Morse code of its ID, reception only reliable > 1000ft AGL | ; NDB : [http://en.wikipedia.org/wiki/Non-directional_beacon Non Directional Beacon], LW, sends out Morse code of its ID, reception only reliable > 1000ft AGL | ||
; OAT : Outside Air Temperature, the temperature of undisturbed air, derived by correcting TAT for compressibility errors | ; OAT : Outside Air Temperature, the temperature of undisturbed air, derived by correcting TAT for compressibility errors | ||
; OBS : Omni Bearing Selector, part of a VOR gauge, used to rotate the course card | ; OBS : Omni Bearing Selector, part of a VOR gauge, used to rotate the course card | ||
; OM : Outer Marker, part of ILS, beacon that provides range information, 4-7NM from runway threshold | ; OM : Outer Marker, part of ILS, beacon that provides range information, 4-7NM from runway threshold | ||
; PAPI : Precision Approach Path Indicator, similar to VASI, but more precise, uses four lights | ; PAPI : [http://en.wikipedia.org/wiki/Precision_Approach_Path_Indicator Precision Approach Path Indicator], similar to VASI, but more precise, uses four lights | ||
; PD : Primary Display | ; PD : Primary Display | ||
; PF : Pilot Flying, the person that currently controls the airplane, can be either Captain or F/O | ; PF : Pilot Flying, the person that currently controls the airplane, can be either Captain or F/O | ||