LEARJET 45 TECHNICAL ACRONYMS€¦ · LEARJET 45 TECHNICAL ACRONYMS This list of Learjet 45 Technical Acronyms also includes commonly used acronyms related to Computer Technology,

LEARJET 45 TECHNICAL ACRONYMS

This list of Learjet 45 Technical Acronyms also includes commonly used acronyms related to Computer Technology, Visual Systems, Flight Simulation and CNC Manufacturing. Basically anything that you maycome across while building a Lear45 home Simulator. (Of course these days a good search engine will answer any questions you may have including questions about a particular acronym!)

AAAE Above Airport ElevationAAFIF Automated Air Facilities Information FileAAP Altitude Awareness PanelAB Air BleedABM AbeamABN AbnormalABNORM AbnormalABS AbsoluteABV AboveAC Alternating Current / Advisory CircularA/C Air Conditioning / AircraftACAS Airborne Collision Avoidance SystemACARS ARINC Communications Addressing and Reporting SystemACCEL Acceleration, AccelerateACFT AircraftACM Air Cycle MachineACMP Alternating Current Motor Pump / Electric Hydraulic PumpACMS Aircraft Condition and Monitoring SystemACP Audio Control PanelACPT AcceptACRU Air Conditioning Refrigeration UnitACT Active / ActivateACTV ActiveACU Antenna Coupler UnitAD Airworthiness DirectiveADC Air Data Computer / Attitude determination and ControlADF Automatic Direction Finder / FindingADG Air Driven GeneratorADI Attitude Director IndicatorADIRS Air Data Inertial Reference SystemADIRU Air Data Inertial Reference UnitADJ Adjusted / AdjustmentADM Air Data ModuleADP Air Driven Pump (Generator)/Air Driven Demand Hydraulic PumpADR Air Data ReferenceADRG ARC Digitized Raster Graphics

1 REV 5.1 10-13-17


ADRS Address ADS Air Data SystemADU Air Data UnitADV Advisory / Advance / AdvancedAFCS Avionic (Automatic) Flight Control SystemAFDS Autopilot Flight Director SystemAFE Above Field ElevationAFIS Automatic Flight Information SystemAFIS Automatic Flight Inspection SystemAFM Airplane Flight ManualAFS Auto Flight System / Auto Flight SimulatorAFTN Aeronautical Fixed Telecommunications NetworkA/G Air/GroundAGC Automatic Gain ControlAGL Above Ground LevelAH Attitude HeadingAHC Attitude Heading ComputerAHRS Attitude Heading Reference SystemAHRU Attitude Heading Reference UnitAIAA American Institute of Aeronautics and AstronauticsAIDS Aircraft Integrated Data SystemAIL Aileron / Autopilot InterlockAIP Aeronautical Information PublicationA/I PRSOV Anti-Icing Pressure Regulating and Shutoff Valve AIREP Air ReportAIRMET Weather Advisory ServiceAIU Audio Interface UnitAL AlertALPA Air Line Pilots AssociationALPHA Angle of Attack for a specific configurationALRT AlertALS Auto Throttle Limit SwitchALT AltitudeALT HOLD Altitude HoldALTM AltimeterALTN AlternateALT/S Altitude SelectALW Allowable Landing WeightAM Amplitude ModulationAMB AmbientAMBG AmbiguityAMFP Auxiliary Motive Flow PumpAML Advanced Manual LineAMP(s) AmperesAMR Auto/Manual/RemoteAMU Audio Management UnitAND Aircraft Nose Down

2 REV 5.1 10-13-17


ANNUNC AnnunciatorANT AntennaANU Aircraft Nose UpAOA Angle of AttackAP Auto PilotAPB Auxiliary Power BreakerAPD Approach Progress DisplayAPFD(S) Autopilot Flight Director (System)APL AirplaneAPM Autopilot MonitorAPP ApproachAPPR ApproachAPPROX ApproximatelyAPPU Asymmetry Position Pick-off UnitAPR Automatic Performance Reserve E1 / ApproachAPS Altitude PreselectAPT AirportAPU Auxiliary Power UnitAPX AppendixAQP Advanced Qualifications ProgramARFF Aircraft Rescue and Fire FightingARINC Aeronautical Radio IncorporatedARND AroundARPT AirportARR ArrivalARRVL ArrivalARSA Airspace Radar Service AreaARSPC AirspaceARSR Air route surveillance radarARTCC Air Route Traffic Control CenterARVL ArrivalAS Airspeed / Altitude Mode Switch MonitorA/S AirspeedASA Auto Land Status AnnunciatorASAP As Soon As PossibleASEL Altitude Pre-select / Altitude Select ASI Air Speed Indicator A/Skid Anti Skid ASMD AssumedASP Audio Selector PanelASR Airport Surveillance RadarASRS Aviation Safety Reporting SystemASSY AssemblyASTP Advanced Simulation Training ProgramASYM Asymmetrical / AsymmetryA/T Auto ThrottleATA Actual Time of Arrival / Air Transport Association

3 REV 5.1 10-13-17


ATC Air Traffic ControlATC/DABS Air Traffic Control / Discrete Address Beacon SystemATCRBS Air Traffic Control Radar Beacon SystemATE Automatic Test EquipmentA/THR Auto Thrust FunctionATIS Automatic Terminal Information ServiceATP Airline Transport PilotATR Automatic Test RequirementsATS Auto Thrust System / Auto Throttle SystemATT AttitudeATTND AttendantAUG AugmentationAUTO AutomaticAUX AuxiliaryA/V Auto-VisualAVAIL AvailableAVG AverageAVM Airborne Vibration MonitorAVS Audio Visual SystemAWOS Automated Weather Observation SystemAWY AirwayAZ Vertical AccelerationAZIM AzimuthAzMKR Azimuth Marker

BBAL BalanceBARO BarometricBAT BatteryBATT BatteryBB BroadbandB/B Back BeamBC Back CourseB/C Business ClassBCDS Bite Centralized Data SystemBCK BackBCL Battery Charge LimiterBCN BeaconB/CRS Back CourseBCTC Bombardier Customer Training CenterBCU Bus Control Unit / Brake Control UnitBEV Beverage

4 REV 5.1 10-13-17


BF Boarded FuelBFE Buyer Furnished EquipmentBFO Beat Frequency OscillatorBIOS Basic Input/Output SystemBIT Built-In TestBITE Built-In Test EquipmentBIU Bite Interface UnitBK BrakeBKGRD BackgroundBKR Breaker (Circuit Breaker)BKS BrakesBL Bezel / Back LightingBLD BleedBLK BlockBLW BelowBMC Bleed Air Monitoring ComputerBMP BitmapBMV Brake Metering ValveBNK BankBNR BinaryBOD Bottom of DescentBOMBX Bombing ExerciseBOV Bleed-Off ValveBPCU Bus Power Control UnitBPM Backup Power ModuleBRF BriefingBRG BearingBRK BrakeBRKNG BreakingBRKR BreakerBRT BrightBS British StandardBSCU Brake System Control UnitBSV Brake Shutoff ValveBSY BusyBTB Bus Tie BreakerBTC Bus Tie ContactorBTL BottleBTR Bus Tie RelayBTU British Thermal UnitB/U BackupBUF Buffet (as in buffet speed)BUS Bus Bar

5 REV 5.1 10-13-17


CC Center / ColdCAD Computer Aided DesignCAM Computer Aided ManufacturingCANX Cancel Exercise CAP CaptureCAPT CaptainCAS Calibrated Airspeed / Crew Alerting SystemCASS Cassette PlayerCAT Clear air turbulenceCATS Computer Assisted Training SystemCB,C/B Circuit BreakerCBMS Circuit Breaker Monitoring SystemCBN CabinCBP Circuit Breaker Panel CBT Computer-Based TrainingCCA Central Control ActuatorCCW CounterclockwiseCD Compact DiscCDH Clearance Delivery HeadCDL Configuration Deviation listCDI Course Deviation IndicatorCDR Clearance Delivery RadioCD-R Compact Disc RecordableCD-ROM Compact Disc Read-Only MemoryCD-RW Compact Disc Re-WritableCDU Control Display UnitCFDIU Centralized Fault Data Interface UnitCFDS Centralized Fault Display SystemCFI Certified Flight InstructorCFIT Controlled Flight Into TerrainCFM Cubic Feet Per MinuteC.G.,CG Center Of GravityCGSS Computer Generated System SimulatorCHAN,CH ChannelCHDO Certificate Holding District OfficeCHG ChangeCHK CheckCHP Course and Heading PanelCHR ChronographCHRGR ChargerCIDS Cabin Intercommunication Data SystemCIS Cabin Interphone SystemCK CheckCKLST Check ListCKT Circuit

6 REV 5.1 10-13-17


C/L Check ListCL CloseCLB ClimbCLK ClockCLR ClearCLSD ClosedCMD CommandCMPTR ComputerCNC Computer Numeric ControlCNX CanceledCO CompanyCOM,COMM CommunicationCOMP Compressor / CompartmentCON ContinuousCOND ConditionCONF ConfigurationCONFIG ConfigurationCONN ConnectionCONT Control / ContinuousCORR CorrectionCO RTE Company RouteCP Control PanelCPA Closest Point of Arrival / Closest Point of ApproachCPC Cabin Pressurization ControllerCPCS Cabin Pressure Control SystemCPCU Cabin Pressure Controller UnitCPIT CockpitCPTP Civilian Pilot Training Program CPU Computer Processing UnitCRC Continuous Repetitive ChimeCRG CargoCRS CourseCRSR CursorCRT Cathode Ray TubeCRZ CruiseCSCU Cargo Smoke Control UnitCSD Constant Speed DriveCSEU Control System Electronic UnitCSM/G Constant Speed Motor/GeneratorCSTR ConstraintCTA Control AreaCTAF Common Traffic Advisory Frequency CTL PNL Control PanelCTR Contour / CenterCTS Course To Steer CU Control UnitCUM Cumulative

7 REV 5.1 10-13-17


CVR Cockpit Voice RecorderCVRDA Cockpit Voice RecorderCW Clockwise / Continuous WaveCWMS Control Wheel Master SwitchCWP Crew Warning PanelCWS Control Wheel SteeringCWTS Control Wheel Trim Switch

DDA Drift AngleDAC Digital to Analogue ConverterDAFIF Digital Aeronautical Feature Information FileDAR Digital AIDS RecorderDAU Data Acquisition UnitDBU Data Base UnitDC Direct Current / Display ControllerDCV Directional Control ValveDDR Double Data RateDDR2 Double Data Rate 2DDRMI Digital distance and Radio Magnetic IndicatorDECEL DecelerateDECR DecreaseDED DedicatedDEEC Digital Electronic Engine Computer / ControlDEG DegreeDEM DemandDEP Deployment / DeployedDEP,DEPT Departure / DepartDEPR DepressurizeDER Designated Engineering RepresentativeDES DescentDEST DestinationDET DetectorDETD Digital Terrain Elevation DataDEV Deviation DFA Delayed Flap ApproachDFDAU Digital Flight Data Acquisition UnitDFDR Digital Flight Data RecorderDFFC Dual Fuel Flow ConverterDG Display Generator / Display GyroDGC Display Guidance ComputerDGR Degrade

8 REV 5.1 10-13-17


DH Decision HeightDIFF DifferentialDIM Dimmer DIR Direct / DirectionDIR TO Direct ToDIS,DIST DistanceDISC DisconnectDISCH DischargeDISCONT DiscontinuedDISP DispatchDITS Digital Information Transfer SystemDK DeckDMC Display Management ComputerDME Distance Measuring EquipmentDMU Data Management Unit (Aids)DN DownDNTKFX Down Track FixDOF Degrees Of FreedomDR Dead reckoning / DoorDRAM Dynamic Random Access MemoryDRO Digital ReadoutsDSDL Dedicated Serial Data LinkDSG Display Guidance ComputerDSPL/DSPY DisplayDSU Display Splitter UnitDTG Distance To GoDTK/DTRK Desired TrackDTO Direct ToDTU Data Transfer UnitDU Display UnitDVC Dual Video CardDVD Digital Versatile DiscDVM Digital VoltmeterDVI Digital Video InterfaceDVR Digital Video Recorder

EE EastEADI Electronic Attitude Director IndicatorEAS Equivalent AirspeedEBU Engine Build-UpECAM Electronic Centralized Aircraft Monitoring Computer

9 REV 5.1 10-13-17


ECAM Electronic Control and Maintenance displayECAS Engine Condition and Monitoring SystemECB Electronic Control Box (APU)ECHUM Electronic Chart Updating ManualEC JAR European Community-Joint Airworthiness RequirementsECM Engine Condition MonitoringECON EconomicECP ECAM Control Panel / EFIS Control PanelECR Engineering Change Records ECS Environmental Control SystemECS PRSOV ECS Pressure Regulating and Shutoff ValveECTM Engine Condition Trend Monitor ECU Engine Control Unit / Electronic Control UnitECU Environmental Control Unit (Thrust Reversers)E/D End of DescentEDP Engine Driven Pump / Engine Primary Hydraulic PumpEDS Engine Diagnostic System / Electronic Display SystemEDS BITE Engine Diagnostic System Built-In Test EquipmentEDU Engine Diagnostic System E/E Electrical / ElectronicEEC Electronic Engine ControlEEL Emergency Exit Lights / Emergency Escape Path LightingEET Estimated Elapsed TimeEFB Electronic Flight BagEFC Expect Further ClearanceEFCS Electronic Flight Control SystemEFD Electronic Flight DisplayEFI Electronic Flight InstrumentsEFIS Electronic Flight Instrument SystemEFOB Estimated Fuel On BoardEGPWS Enhanced Ground Proximity Warning SystemEGT Exhaust Gas TemperatureEHA Electro-hydraulic ActuatorEHF Extremely high frequencyEHSI Electronic Horizontal Situation IndicatorEI Engine Indicating / Engine IndicationsEICAS Engine Indication (Instruments) and Crew Alerting SystemEIS Electronic Instruments SystemEIU Engine Interface UnitEL ElevatorELAC Elevator Aileron Computer ELCU Electrical Load Control UnitELEC Electrical / ElectronicsELEV Elevator / Elevation ELF Extremely low frequencyELMS Electrical Load Management SystemELT Emergency Location (Locator) Transmitter

10 REV 5.1 10-13-17


ELV ElevationEMA Electro-mechanical ActuatorEMER EmergencyEMER GEN Emergency GeneratorEMER-V Emergency Bus VoltageEMI Electro-Magnetic InterferenceEMP Electric Motor PumpENG EngineENR,ENRT Enroute ENT,ENTR EnterENTMT EntertainmentEO, E/O Engine OutE.P. Eye PointEPE Estimated Position ErrorEPI Elevator Position IndicatorEPNdB Effective Perceived Noise in Decibels EPR Engine Pressure RatioEPRL EPR LimitEQPT EquipmentEQUIV EquivalentER Extended RangeEROPS Extended Range OperationsERP EFIS Radar PanelERR ErrorESS EssentialsEST EstimatedET Elapsed TimeETA Estimated Time of ArrivalETE Estimated Time en RouteETOPS Extended-Range Twin Engine OperationsETP Equal Time PointETT Estimated Takeoff TimeEVAC EvacuationEVMU Engine Vibration Monitoring UnitE/WD Engine / Warning DisplayEXCD ExceedancesEXE Executable Program FileEXEC ExecuteEXH ExhaustEXPED ExpediteEXT Extended / Extension / Exterior / External / ExtinguisherEXTEN ExtensionEXT PWR External Power

11 REV 5.1 10-13-17


FF/A Flight AttendantFAA Federal Aviation AdministrationFAC Flight Augmentation ComputerFACTR FactorFADEC Full Authority Digital Engine Control (System)FAF Final Approach FixFAMX Familiarization Exercise FAQ Frequently Asked Questions FAR Federal Aviation RegulationFAV Fan Air ValveFBO Fixed Base OperatorFBW Fly-By-Wire F/C Flight Crew/ First ClassFCC Flight Control Computer / Federal Communications CommissionFCDC Flight Control Data ConcentratorFCP Flight Control PanelFCS Flight Control SystemFCST ForecastFCU Flight Control Unit / Flap Control Unit / Fuel Control UnitFD, F/D Flight DirectorFDAU Flight Data Acquisition UnitFDIU Flight Data Interface UnitFDR Flight Data RecorderFDU Fire Detection Unit / Flux Detector UnitFE Flight EngineerFF, F/F Fuel FlowFF PPH Fuel Flow Pounds Per HourFFRATS Full Flight Regime Auto Throttle SystemFG Flight GuidanceFGC Flight Guidance Computer / Flight Guidance ControllerFGC XFR Flight Guidance Controller Transfer (Switch)FGS Flight Guidance SystemFH Flight HandbookFHOC Fuel Heater Oil CoolerFIDDS Fault Isolation and Detection Display SystemFIDS Fault Isolation and Detection SystemFILT FilterFIR Flight Information RegionFIRM Fault Isolation Reporting ManualFL Flight LevelFLC Flight Level Change (Normal Profile)FLCH Flight Level Change High (Speed Profile)FLD FloodFLIFO Flight InformationFLIP Flight Information Publication

12 REV 5.1 10-13-17


FLP Flap / Flight PlanFLT FlightFLT CLT Flight ControlFM Flight Management / Frequency modulationFMA Flight Mode AnnunciatorFMC Flight Management ComputerFMCS Flight Management Computer SystemFMECA Failure Modes Effects and Criticality AnalysisFMGC Flight Management Guidance ComputerFMGS Flight Management Guidance SystemFMS Flight Management SystemFMS CDU Flight Management System Control Display unitFMU Fuel Metering UnitFO FlyoverF/O First OfficerFOB Fuel on BoardFOD Foreign Object DamageFOG Fiber Optics GyroFOM Flight Operations ManualFOTM Flight Operations Training ManualFOV Field of ViewFP Flight PlanFPA Flight Path Angle / Flight Path AccelerationF-PLN Flight PlanFPL Flight PlanFPM Feet Per MinuteFPPU Feed-Back Position Pick-Off UnitFPS Frames Per SecondFPT Flight Plan TimeFPU Flap Power UnitFPV Flight Path VectorFQ Fuel QuantityFQF Fuel Quantity Fault (CAS MSG)FQI Fuel Quantity Indication / UnitFQSC Fuel Quantity Signal ConditionerFR FromFREQ FrequencyFRM Fault Reporting ManualFRT FrontFRV Fuel Return ValveFS Flight Safety / Fast Slew / Flight SimulatorF/S Fast/Slow (indicator)FSBY Forced Standby (WX)FSDO Flight Standards District Office (FAA)FSEU Flap/Slat Electronic UnitFSF Flight Safety FoundationFSIM Flight Simulator Interface Module

13 REV 5.1 10-13-17


FSS Flight Service StationFSUIPC Flight Simulator Universal Inter-Process Communication FSX Flight Simulator Ten (X) Ft, FT Foot / Feet / Flight TimeFTA Fault Tree AnalysisFTD Flight Training DeviceFTM Flight Training ManualFT/MN Feet per MinuteFTP File Transfer ProtocolFU Fuel UsedFWD ForwardFWC Flight Warning ComputerFWS Flight Warning SystemFWSOV Firewall Shutoff Valve (Valves)

GG Gravity (G-Force) / Gyro (flag on ADI)G/A,GA Go Around, General AviationGB Generator BreakerGC Guidance ControlGCA Ground Controlled ApproachGCR Generator Control RelayGCU Generator Control UnitGD Gear DownGE General ElectricGEN GeneratorGFI Ground Fault InterruptGFR Generator Field RelayGIF Graphics Interchange FormatGLC Generator Line ContractorGLY GalleyGMAP Ground Map / Ground mappingGMT Greenwich Mean TimeGNC Global Navigation ChartGND GroundGP General Purpose / Glide pathGPCU Ground Power Control UnitGPH Gallons Per HourGPM Gallons Per MinuteGPS Global Positioning System (Navstar)

14 REV 5.1 10-13-17


GPU Ground Power Unit / Graphics Processing UnitGPWS Ground Proximity Warning SystemGR Gear / Generator RelayGRAC Ground Reference Air ChartGRD GroundGRND GroundGRP Geographic Reference PointGRVTY GravityGS Glide Slope / Ground SpeedG/S Glide SlopeGSE Ground support equipmentGSP Ground Service Panel (Hydraulic)GSPD Ground SpeedGTOW Gross Takeoff WeightGU Gear UpGUI Graphical User InterfaceGW Gross Weight

HH Hour / Hot / HoldHA Halon fire extinguisherHAI High Altitude IndoctrinationHCU Hydraulic Control Unit (T/R Control Valve)HDBK HandbookHDG HeadingHDG INT Heading InterceptHDG/S Heading SelectedHDG SEL Heading SelectHDL HandleHDMI High-Definition Multimedia InterfaceHDPH HeadphoneHDWD HeadwindHF High FrequencyHFCU Hydromechanical Fuel Control Unit HG HeadingHI HighHIRF High Intensity Radiated FieldHLD Hold / HoldingHMG Hydraulic Motor GeneratorHMU Hydro-Mechanical UnitHOL High-Order LanguageHOT High Oil Temperature

15 REV 5.1 10-13-17


HP High Pressure (Spool)hPa Hectopascal (One Hectopascal = One Millibar)HPV High Pressure ValveHR HourHSC Hydraulic Service CenterHSI Horizontal Situation IndicatorHT Height / HeatHTML Hyper-Text Markup LanguageHTR HeaterHTTP Hyper Text Transfer ProtocolHUD Head Up DisplayHUMID HumidifierHVOR High VHF Omni-Directional RangeH/Wind HeadwindHYD HydraulicsHZ Hertz (cycles per second in alternating current)

IIAC Integrated Avionic ComputerIAF Initial Approach FixIAPS Integrated Avionics Processor SystemIAS Indicated AirspeedIATA International Air Transport AssociationIAW In Accordance WithIBL Integrated Back LightingIC Integrated Computer / Display Flight Guidance ComputerI/C Inspection/CheckICAO International Civil Aviation OrganizationIC/SG Intercommunication / Signal GeneratorIC/SG Integrated Computer/Symbol Generator (IC-600)ICU Instrument Comparator Unit / Indicator Control UnitID Identifier / IdentificationIDENT IdentificationIDG Integrated Drive GeneratorIDS Integrated Display System / Instrument Display SystemIDU Interactive Display UnitI.E. That IsIFE In Flight Entertainment SystemIFOG Interferometric Optical Gyro SystemIFOG Interferometer Fiber Optic GyroIFR Instrument Flight RulesIGN Ignition (EI)

16 REV 5.1 10-13-17


ILLUM Illuminate / IlluminatedILS Instrument Landing SystemIM Inner MarkerIMBAL ImbalanceIMC Instrument Meteorological ConditionsIMM ImmediateIMP ImperialIN InchesINB InboundINBD InboardINBO InboardINBRD InboardINC IncorporatedINCR IncreaseINCREM IncrementIND Indicator / IndicatedINFLT In FlightINHB InhibitinHg Inches of Mercury (Standard Pressure 29.92 inHg) INHIB InhibitINIT Initialization / InitializeINOP Inoperative / Inoperable INPH InterphoneINR InnerINS Inertial Reference System (J)INSP Inspection INST InstrumentINSTR InstrumentINT Interphone / Initialization / Intensity / IntersectionINTC InterceptINTCP InterceptINTEG GPS IntegrityINTPH InterphoneINV InverterI/O Input/OutputIOE Initial Operating ExperienceIP Intermediate Pressure/Input/Intercept Profile/Initial PointIPC Intermediate Pressure Check valveIPPU Instrumentation Position Pick-off UnitIR Infrared / Infrared RadiationIRS Inertial Reference SystemIRU Inertial Reference UnitISA International Standard AtmosphereISB Inter-System BusISDU Inertial Sensor Display UnitISLN IsolationISOL Isolate / Isolated / Isolation (valve)

17 REV 5.1 10-13-17


ITT Interstage Turbine TemperatureIVSI Instantaneous Vertical Speed IndicatorIV&V Independent Validation and Verification

JJAA Joint Aviation AuthorityJAR Joint Aviation Regulations (Requirements)JEPP JeppesonJETT JettisonJNC Jet Navigation ChartJOG Joint Operations GroupJP(4,5) Military Jet FuelJPEG Joint Photographic Experts GroupJSTK Joystick

KK,KT,KTS KnotsKEAS Knots Equivalent AirspeedKG KilogramskHz KilohertzKIAS Knots Indicated AirspeedKIFIS Kollsman Integrated Flight Instrument Systemkm Kilometerskph,km/H Kilometers Per Hour / Kilograms Per Hour kt KnotKTAS Knots True AirspeedkVA Kilovolt-AmpereKVAR Kilovolt-Ampere ReactiveKW Kilowatt

L

18 REV 5.1 10-13-17


L Left / LearjetLAF Load Alleviation FunctionLAN Local Area NetworkLAND Auto Land mode annunciationLAT Latitude, LateralLAT/LON Latitude / LongitudeLAT REV Lateral RevisionLAV LavatoryLB Pound / Left BankLCA Line Check AirmanLCD Liquid Crystal DisplayLCL LocalLCN Load Classification NumberLCU Light (Lighting) Control UnitLD Load; a unitized cargo loading container, (ie: LD-3)LDA Localizer type approachLDG LandingLDG GR Landing GearLDOC Long Distance Operational ControlLE Leading EdgeLEC LectureLED Light Emitting DiodeLF Low Frequency / Left FrontLFT LeftLG, L/G Landing GearLGCIU Landing Gear Control Interface UnitLGPIU Landing Gear Position Indicating UnitLGT LightLGW Landing Gross WeightLH Left HandLIM Limit / LimitationLIS Localizer Inertial SmoothingLJ LearjetLK LockLKD LockedLL Latitude / longitudeLLG Lower Lobe GalleyLLS Left Line Select KeyLLSK Left Line Select KeyLLWAS Low Level Wind ShearLM Low MinimumsLMM Locator Middle MarkerLMR Load Monitor RelayLN Left NoseL NAV Lateral NavigationLNDG LandingLO Low

19 REV 5.1 10-13-17


LOC Localizer, LockLOFT Line Oriented Flight TrainingLOGO Logo graphicLOM Locator Outer MarkerLONG,LON LongitudeLOP Line Of Position / Low Oil PressureLORAN Long Range NavigationLOS Loss of Signal / Line Oriented SimulationLP Low Pressure (Spool)LPM Liter Per MinuteLR Left Rear / LearjetLRC Long Range CruiseLrg LargeLRN Long Range NavigationLRRA Low Range Radio AltimeterLRU Line Replaceable UnitLS Line SelectL&S Limits and SpecificationsLSA Low Speed AwarenessLSB Lower Side Band / Least Significant BitLSK Line Select KeyLSP Limit Select PanelLSU Lavatory Service UnitLT,LTS Light / Left / Local TimeLTG LightingLVDT Linear Variable Differential TransformerLVL LevelLVL/CH Level ChangeLVOR Low VHF Omni-Directional RangeLW Left Wing / Landing WeightLWD Left Wing DownLWR Lower

M*M Degrees MagneticM1 MachM,m Mach / Machine / Meter / MagentaMAC Mean Aerodynamic Chord / Military Airlift CommandM.A.C. Mean Aerodynamic ChordMAC’s Midair CollisionsMADC Micro Air Data Computers MAG Magnetic

20 REV 5.1 10-13-17


MAG DEC Magnetic DeclinationMAG VAR Magnetic VariationMAINT MaintenanceMALF MalfunctionMAN Manual / Manifold / DEEC Fuel Control Mode (EI) MANFLD ManifoldMAP Missed Approach PointM/AS Mach AirspeedMASI Mach Airspeed IndicatorMAX MaximumMAX CLB Maximum ClimbMAX DES Maximum DescentMAX END Maximum endurancemB MillibarMC Master CautionMCA Minimum Crossing AltitudeMCDP Maintenance Control and Display PanelMCDU Multifunction Control and Display UnitMCH MachMCP Mode Control PanelMCR Maximum Cruise Thrust / Maximum Recommended Cruise MCT Maximum Continuous ThrustMCU Modular Concept Unit / Master Control UnitMCW Maximum Cruise WeightMDA Minimum Descent AltitudeMDF Medium Density Fiberboard MDH Minimum Descent HeightMDI Manual Data InputsMDLF Minimum Desired Landing FuelMDU Multipurpose Display UnitMEA Minimum Enroute AltitudeMEC Main Engine ControlMECH Mechanic / MechanicalMed MediumMEL Minimum Equipment ListMEM MemoryMESC Mid Electronic Service CenterMEW Manufacturers Empty WeightMF Medium FrequencyMFA Memorized Fault AnnunciatorMFD Multi-Function DisplayMFU Multi Function UnitMGMT,MGT ManagementMGP Microwave Glide pathMHz Megahertzmi MilesMIC Microphone

21 REV 5.1 10-13-17


MIC STK Stuck MicrophoneMID MiddleMIKE MicrophoneMIN MinimumMIP Main Instrument Panel MISC MiscellaneousMISCMP Mis-CompareMKR Marker / Range MarksMLG Main Landing GearMLS Microwave Landing SystemMLW Maximum Landing WeightMM Middle MarkerMMEL Master Minimum Equipment ListMmo Maximum Mach Operating SpeedMMT Minimum Movement ThresholdMN Main / Mach Number / MinuteMOA Military Operation Area MOCA Minimum Obstruction Clearance AltitudeMOD Module / ModificationMOM Momentary ContactMON MonitorMONITR MonitorMORA Minimum Off Route AltitudeMOT Mark On TopM/P Mission Planner / Master Plan / Map PlanMPG Manual Pulse Generator / Miles Per Gallon MPH Miles Per HourMPM Miles Per MinuteMPR Manual Power ReserveMPS Meters Per SecondMR Manual RateMRA Minimum Reception AltitudeMRC Maximum Range CruiseMRIU Maintenance and Recording Interface UnitMRM Maintenance Reporting ManualMSA Minimum Safe AltitudeMSB Most Significant BitMSG MessageMSL Mean Sea LevelMSP Mode Select PanelM-SPD Manual SpeedMSTR MasterMSU Mode Select Unit / Mode Selector UnitMSW Master Switch, Control Wheel Master SwitchMTBF Mean Time Between FailureMTCE MaintenanceMTG Miles To Go

22 REV 5.1 10-13-17


MTNCE MaintenanceMTOGW Maximum Takeoff Gross WeightMTOW Maximum Takeoff WeightMTRS MetersMTW Maximum Taxi WeightMU Management Unitmul MulticomMUX Multiplexer / MultiplexMW Master WarningMW/MC Master Warning / Master CautionMZ Melt Zone (Fuse Plug)MZFW Maximum Zero Fuel Weight

NN1 Low Pressure Rotor (Fan) Speed N2 High Pressure Rotor Compressor (Turbine) SpeedN North / Nose / NormalN APU or Engine RPM (%)N/A Not ApplicableNAC Nacelle (A streamlined enclosure for an aircraft engine) NAC Naval Air CrewmanNACA National Advisory Committee for AeronauticsNAI Nacelle Anti IceNAM Nautical Air MilesNATNL NationalNASA National Aeronautics and Space AdministrationNATOPS Naval Air Training Operational Procedures StandardsNAV NavigationNAVAID Navigation AidNB Non-directional Radio Beacon / Narrow BandND Navigation DisplayNDB Non-directional Radio Beacon / Nav DatabaseNDN Nose DownNEG NegativeNEUT NeutralNEG NegativeNFO Non Fly OverNGM Nautical Ground MilesNiCAD Nickel-Cadmium BatteryNIST National Institute For Standards & Testing NLG Nose Landing Gearnm Nautical Mile

23 REV 5.1 10-13-17


NO. NumberNOCOM No CommunicationsNORM NormalNoPT No Procedure TurnNORDO No RadioNORM NormalNOTAM Notice to AirmenNOZZ NozzleNPA Nonprecision ApproachNRST NearestNTSB National Transportation Safety BoardNUM NumberNUP Nose UpNW Nose WheelNWS Nose Wheel SteeringNXT Next

OO2 OxygenOA Non-Threat Advisory (TCAS)OAT Outside Air TemperatureOBRM On Board Replacement ModuleOBS Observer / Omni Bearing SelectorOCA Oceanic Control Area / Obstacle Clearance AltitudeOEM Original Equipment ManufacturerOEW Operating Empty WeightOFF/R Off ResetOFST OffsetOGW Operating Gross WeightOH OverheatOHT OverheatOK OkayOM Outer MarkerOMC Observer Member of the Crew / Operation Navigation ChartOMNI Omnidirectional Navigation RadioONC Operation Navigation ChartONS Omega Navigation SystemONSTAY On StationOP Open / OperatingO/P Output / Oil PressureOPM Operating Performance ManualOPORD Operation Order

24 REV 5.1 10-13-17


OPP OppositeOPR OperateOPRN OperationOPT OptimumORIDE OverrideOSB Oriented Standard BoardOSS Over Station Sensor / Omega Sensor SystemOUTB OutboundOUTBD OutboardOUTR OuterOVBD OverboardOVHD OverheadOVHT OverheatOVRD OverrideOVRDN OverriddenOVSPD Over SpeedOW, O/W Over WaterOWE Operating Empty WeightOXY, Oxygen

PP3 Compressor Discharge PressureP3D Prepar3D (Flight Simulator)P Panel / ProjectorPA Passenger Address / Public AnnouncementPA Proximity Intruder (TCAS)PAC Pilot at Controls / Pack (air-conditioning)PACK Air-conditioning PackagePAM Pulse amplitude modulationP amb Ambient PressurePAPR PaperPAR Precision approach radarPASS PassengerPAX Passengers / Passenger AddressPB PushbuttonPBE Protective Breathing EquipmentPC Personal ComputerPCA Power Control ActuatorPCB Printed Circuit BoardPCI Peripheral Component InterconnectPCI-X Peripheral Component Interconnect ExtendedPCIP Precipitation

25 REV 5.1 10-13-17


PCU Power Control UnitP-DES Profile DescentPDI Pictorial Deviation IndicatorPDP Power Distribution PanelPDS Primary Diversion StationPDU Pilot Display Unit / Power Drive UnitPED PedestalPEND PendantPE/PS Passenger Entertainment/Passenger Service SystemPERF PerformancePERS PersonnelPES Passenger Entertainment System / Pitch Enhancement SystemPF Pilot FlyingPFC Porous Friction Course Overlay (runway Surface)PFCS Primary Flight Control SystemPFD Primary Flight DisplayPFM Pulse frequency modulation / Pure Flipping MagicPG, PGE PagePHC Probe Heat ComputerPIC Pilot In CommandPIT PitchPIT TRIM Pitch TrimPIU Passenger Interface UnitPK ParkPKS PacksPL PayloadPLA Power Level Angle PLAN EFIS ModePLI Pitch Limit IndicatorPLNG PlanningPLS Pitch Limit SymbolPLT PilotPM Phase modulation / AfternoonPMA Permanent Magnet AlternatorPMC Power Management ControlPMG Permanent Magnet GeneratorPMP PumpPMS Performance Management System / Power Management SystemPNEU PneumaticPNF Pilot Not FlyingPNG Portable Network GraphicPNL PanelPNR Point of No ReturnPNRatio Positive/Negative RatioPO Outside Air PressurePOB Pressure Off BrakePOD Point of Descent

26 REV 5.1 10-13-17


POI Principal Operations InspectorPOS Position / PositivePOVMC Planned to Operate in Visual Meteorological ConditionsPPI Pixels Per InchPPH Pounds Per Hour (Fuel Flow)PPOS Present PositionPPU Position Pick-off UnitPR PressurePRCHDG Heading Procedure TurnPRECIP PrecipitationPRED PredictionPRESS PressurePREV PreviousPRI / PRIM PrimaryPROB Probable / ProbablyPROC Procedure / ProceduralPROC T Procedure TurnPROF ProfilePROG ProgressPROT ProtectionPROX ProximityPRSOV Pressure Regulating and Shutoff ValvesP/RST Push To ResetPRT PrinterPRV Pressure Regulating ValveP/S Pilot / StaticPSI Pounds Per Square InchPSID Pounds Per Square Inch Differential PSIG Pounds Per Square Inch GaugeP-SPEED Profile SpeedPSS Passenger Service systemPSU Passenger Service UnitPT2 Engine Inlet Total PressurePT2 Engine Inlet Pressure Sensing ProbePT PointPTC Pitch Trim CompensatorPTH PathPTN Procedure TurnPTR PrinterPTS Practical Test Standards (FAA)PTT Push To TalkPTU Power Transfer UnitPVI Para visual IndicatorPW Pratt-WhitneyPWR Power

27 REV 5.1 10-13-17


QQA Quality AssuranceQAR Quick Access RecordQC Quick ChangeQEC Quick Engine ChangeQFE Local Station Barometric PressureQNE Sea Level Standard Atmosphere PressureQNH Sea Level Atmosphere PressureQRH Quick Reference HandbookQT Quart (US)QTR QuarterQTY Quantity

RR Right / Red / ResetRA Radio Altitude / Radio AltimeterRA Resolution Advisories (TCAS II)RABS Reverse Actuated Bleed SystemRAD Radial / RadioRAID Redundant Array of Independent DisksRAIM Receiver Autonomous Integrity Monitoring RAM Random Access MemoryRAT Ram Air Turbine / Ram Air TemperatureRAT Relay Acceptance Threshold RB Right Bank / Rudder BoostRBN Radio beaconRCA Reaching Cruise AltitudeRCCB Remote Control Circuit BreakerRCD RecordRCDR RecorderRCL RecallRCT React RCVD ReceivedRCVR ReceiverRDDMI Radio Distance Magnetic IndicatorRDMI Radio Distance Magnetic IndicatorREACT Rain Echo Attenuation Compensation Technique REC RecorderRECIRC Recirculate

28 REV 5.1 10-13-17


RECOG RecognitionREF ReferenceREFRIG RefrigerationREG RegulatorREL Release / RelativeREP Representative / RepellentREPLNT RepellentREQ Required / RequirementsREQUAL RequalificationRES ReserveRESID ResidualREST RestrictionRESTR RestrictionRESTRICTD RestrictedRESV ReserveRET Retract / Recurrent Emergency Training / ReturnRETD RetardedREV Reverse / Reverser / RevisionREX Real Environment ExtremeRF Right Front / Refill / Radio FrequencyRFI Radio Frequency InterferenceRGB Red Green BlueRGS Reference Ground SpeedRGT RightRH Right HandR/I Remove / InstallR.J. Regional JetRLS ReleaseRLSK Right Line Select KeyRLY RelayRM Radio ManagementRMI Radio Magnetic IndicatorRMKS RemarksRMP Radio Management PanelRMU Radio Management UnitRMUS Radio Management Units RN Right NoseRNAV Radio NavigationRNG RangeROC Rate of ClimbROL RollROM Read Only MemoryROT RotationRPM Revolutions Per MinuteRPT ReportRPTG ReportingRPU Receiver Processor Unit

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RQRD RequiredRQST RequestRR Right RearRSB Radio System BusRSS Radio Sensor SystemRST ResetRSV ReserveRSVR ReservoirRT Receiver / TransmitterR/T Required Time of ArrivalRTA Receiver, Transmitter, AntennaRTCA Radio Technical Commission for AeronauticsRTE Route / Route DataRTN ReturnRTO Rejected TakeoffRTU Radio Tuning UnitRUD RudderRVDT Rotary Variable Differential Transformer(s)RVR Runway Visual RangeRVSM Reduced Vertical Separation Minimums RVSR ReverserRW Right Wing / RunwayR/W RunwayRWD Right Wing DownRWY RunwayRX Receive

SS South / SternSAE Society of Automotive EngineersSAF SafetySAI Standby Attitude IndicatorSAM Shell Assembly ManualSAR Search And Rescue / Surveillance Approach RadarSAS Stability Augmentation SystemSAT Static Air TemperatureSATA Serial Advanced Technology AttachmentSATCOM Satellite CommunicationSB Service BulletinSBY StandbySC Single Chime / Single CueS/C Step Climb

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SCATANA Security Control of Air Traffic & Air Navigation AidsSCHED ScheduleSD System Display / Secure DigitalS/D Step DescentSDAC System Data Acquisition ConcentratorSDCU Smoke Detection Control UnitSDD Sensor Display DriverSDRAM Synchronous Dynamic Random Access MemorySDU Sensor Display UnitSEC SECOND / Secondary / SectorSEC Spoiler Elevator Computer (A320)SECT Sector ScanSEL Select / SelectorSELCAL Selective Call (Calling)SENS SensitivitySERV Service SETP Society of Experimental Test PilotsSFAR Special Federal Aviation RegulationSFCC Slat Flap Control ComputerSFE Seller Furnished EquipmentSG Symbol GeneratorSHF Super High Frequency (3000 to 30,000mHz)S/I Switch / IndicatorSIC Second In CommandSID Standard Instrument DepartureSIGMET Significant Meteorological AdvisorySIM Simulation / SimulatorSIS Service Interphone SystemSKP SkipSL Sea levelSLCTD SelectedSLCTR SelectorSLI Scan Line Interleave / Scalable Link Interface SLO SlowSLST Sea Level Static ThrustSLT SlatSMART Signal Monitoring and Retracting Technique systemSMK SmokeSml SmallSNAFO Situation Normal All Fricked UpSNGL SingleSNS Standby Navigation SystemS/O Second OfficerSOE Supervised Operational ExperienceSOP Standard Operating ProceduresSOV Shutoff ValveSP Speed / Space (spacebar) / Scratch Pad / Special Purpose

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SPD SpeedSPDBRK Speed BrakeSPD LIM Speed LimitSPKRS SpeakersSPLFLP Spoiler and FlapSPLR SpoilerSPLRN Spolieron (Spoiler/Aileron)SPPR Single-Point Pressure RefuelingSQ/SQL Squelch / SquallSRA Specific Range AirSRD Software Requirements DocumentSRFC SurfaceSRN Short Range NavigationSRS Speed Reference SystemSS Slow SlewSSB Single Side Band / Split System BreakerSSD Solid State DriveSSFDR Solid-State Flight Data RecorderSSRP Squat Switch Relay PanelSTA StationSTAB StabilizerSTAT StatusSTAT INV Static InverterSTAR Standard Terminal Arrival RouteSTB StabilizationSTBY StandbySTC Sensitivity Time Control / Standard Type CertificateSTD StandardSTG StageSTK StuckSTO Short Take Off / Store / StorageSTOL Short Takeoff or LandingSTR Steer / Steering / StretchSTRG SteeringSTRUCT StructuralSTS Status / System StatusSUA Special Use AirspaceSUMRY SummarySUP SupplySUPPL SupplementalSURF SurfaceSUSP Suspend Waypoint SequencingSVCE ServiceSW SwitchSWLT Switch LightSWTG SwitchingSXTK Selected Cross Track

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SY SystemSYN,SYNCH Synchronize / Synchronization / SynchronizedSYNC Synchronous / SynchronizeSYS SystemSYST System, Synch

T*T Degrees TrueT Turn / True / TotalTA Traffic Advisory (TCAS)TACAN Tactical Air NavigationTACH TachometerTACT TacticalTAF International Terminal or Alternate weather ForecastTAI Thermal Anti-IceT amb Ambient TemperatureTA/RA Traffic / Resolution AdvisoryTAS True AirspeedTAT Total Air TemperatureTAWS Terrain Awareness Warning SystemTBD To Be DeterminedTBO Time Between OverhaulTC Turbo CompressorT/C Top of ClimbTCA Terminal Control AreaTCAS Traffic Alert & Collision Avoidance SystemTCC Turbine Case CoolingTCG Time Code Generator TCH Threshold Crossing heightTCS Touch Control SteeringT/D Top of DescentTDWR Terminal Doppler Weather RadarTE Trailing EdgeTEMP TemperatureTEMPS TemperaturesTERM Terminal / Terminal AreaTERR Terrain TFC TrafficTFR TransferTGT TargetTH True HeadingT/HOLD Throttle Hold

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THR ThrustTHR HOLD Throttle HoldTHROT ThrottleTHRSH ThresholdTHRU ThroughTHS Trimable Horizontal StabilizerTHSA Trimable Horizontal Stabilizer ActuatorTK Tank / Track AngleTKE Track Angle ErrorTLA Thrust Lever AngleTLWD TailwindTMA Thrust Mode Annunciator / Terminal AreaTMA ICAO Terminal Control AreaTMC Thrust Management ComputerTMPY TemporaryTMR Timer / Triple Modular RedundancyTMS Thrust Management SystemTMSP Thrust Mode Select PanelTO, T/O Takeoff / Take-off Thrust Setting (EI) TOC Top Of ClimbTOD Top Of DecentTOGA Takeoff / Go AroundTOGW Takeoff Gross WeightTOL ToleranceTONNES Metric TonTOW Takeoff WeightTP, T/P Turn Point / Test PointTPC Tactical Pilotage ChartTPIS Tire Pressure Indicating SystemTQ Throttle QuadrantTR Thrust Reverser / Transmitter ReceiverTRANS Transition / TransferTRANSP TransponderTRK Trace / Track (Also Ground Track)TROPO TropopauseTR(S) Transformer RectifierTRSA Terminal Radar Service Area TRU Transformer Rectifier UnitTS, Ts Standard TemperatureTST TestTT2 Engine Inlet Total TemperatureTTG Time to GoTTL TotalTURB Turbine / TurbulenceTURBL TurbulenceTVOR Terminal VHF Omni-Directional RangeT/WIND Tailwind

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TWR TowerT/WX Traffic and Weather Displayed simultaneously (TCAS)TX Transmitting / Transmit

UU/D Upper DeckUFD Unit Fault DataUHF Ultra High FrequencyUIR Upper Information RegionULB Underwater Locator BeaconUNLK,UNL UnlockUNLKD Unlockeduni UnicomUNPARLÕD UnparalleledUNSCHD UnscheduledUPGR UpgradeUPR UpperUSB Upper Side Band / Universal Serial Bus UTC Coordinated Universal Time / Greenwich Mean Time / Zulu TimeUTIL UtilityUV Ultraviolet radiation

VV1 Critical Engine Failure SpeedV2 Take Off Safety SpeedV Volt / Velocity or speedVAC Volts Alternating CurrentVAL ValveVANG Vertical AngleVAPP VOR ApproachVAR Variation / VariableVASI Vertical Approach Slope IndicatorV/B Vertical BearingVBV Variable bypass valveVC Variable CamberVCP Video Cassette PlayerVCR Video Cassette RecorderVDC Volts Direct Current

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VDP Vertical Descent PointVEF Critical Engine Failure SpeedVEL VelocityVERT VerticalVFE Maximum Velocity Flaps ExtendedVFR Visual Flight RulesVFTO Velocity Final Take-Off (Green Dot)VG Vertical GyroVGA Video Graphics ArrayVHF Very High FrequencyVHV Very High VoltageVIB VibrationVIB MON Vibration MonitorVIGV Variable Inlet Guide VanesVLF Very Low FrequencyVLV ValveVM Maneuvering SpeedVMC Visual Meteorological ConditionsVMCG Minimum Control Speed GroundVMIN Minimum Operating SpeedVMO Maximum Operating SpeedVNAV Vertical Navigation (Guidance, LORAN)VNV Vertical NavigationVOL VolumeVOLMET Meteorological information for aircraft in flightVOLT VoltageVOR VHF Omni Directional Range RadioVOR D VOR-DMEVORTAC VOR And TACAN Co-LocatedVOT VOR Test FacilityVOX VoiceVR Rotation Speed / Voltage RegulatorVREF Reference SpeedVS,V/S Vertical SpeedVSI Vertical Speed IndicatorVSPD Vertical SpeedVSR Vertical Speed RequiredVSV Variable Stator VaneVSCF Variable Speed - Constant FrequencyVTA Vertical Track AlertVTK Vertical TrackVTO Volumetric Top Off unit

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WW White / West / WeightWAI Wing Anti IceWARN WarningWAY PT WaypointWB Wide BandWBC Weight and Balance ComputerW/D Wiring DiagramWF Fuel FlowWG WingWGD Windshield Guidance DisplayWGT, WT WeightWHC Window Heat ComputerWHL WheelWHL MSTR Wheel MasterWHLS WheelsWi-Fi Wireless FidelityWOW Weight-On-WheelsWPT WaypointWSHLD WindshieldWT WeightWTB Wing Tip BrakeWTNG WaitingWTR WaterW/W Wheel WellWX WeatherWXP Weather Radar Precipitation ModeWXR Weather RadarWXT Weather Radar Turbulence ModeWY PT Way Point

XX Cross (combining prefix, e.g. X-feed)X-BLD Cross BleedX-FEED Cross feedXCVR TransceiverXFER TransferXFLOWS Cross Flows XFR TransferXMISSION TransmissionXMIT Transmit

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XML Extensible Markup LanguageXMTR TransmitterXPDR TransponderXPECT ExpectXPNDR TransponderXR Extended RangeXTE Cross Track ErrorXTK Cross Track / Cross Track Error / Cross Track DistanceXTRK Cross-trackX/WIND Crosswind

YY YellowY/D Yaw Damper

ZZ Zulu TimeZFCG Zero Fuel Center of GravityZFW Zero Fuel WeightZFWCG Zero Fuel Weight Center of Gravity

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V SPEED TABLEVa Design Maneuvering SpeedVapp Normal Approach Speed (With one engine Inoperative)Vb Design speed for maximum gust intensityVc Design cruising speedVd Design diving speedVdf/Mdf Demonstrated flight diving speedVf Design flap speedVfc/Mfc Maximum speed for stability characteristicsVfe Maximum flaps extended speedVh Maximum speed in level flight with maximum continuous powerVle Maximum landing gear extended speedVlo Maximum landing gear operating speedVlof Lift-off speedVmax Maximum speedVmbe Maximum brake energy speedVmc Minimum control speedVmca Minimum control speed airborneVmcg Minimum control speed groundVmin Minimum speedVmo Mmo Maximum operating limit speedVmu Minimum unstick speedVne Never exceed speedVno Maximum structural cruising speedVr Rotation speedVref Reference Speed / Target Approach SpeedVs Stalling speedVso Stalling speed in the landing configurationVs1 Stalling speed in a specified configurationVsr1 Stall CleanVsro Stall In Landing Configuration Vtd Touchdown indicated airspeedVtoss Takeoff safety speed for Category A rotocraftVx Speed for best angle of climbVy Speed for best rate of climbV1 Takeoff decision speedV2 Takeoff safety speedV2min Minimum takeoff safety speed

NOTE: This comprehensive list of Learjet 45 Technical Acronyms was compiled to be used for Flight Simulation only. You will also find other useful acronyms associated with Computer Technology, Visual Systems, Flight Simulation and CNC Manufacturing.

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Documents

LEARJET 45 TECHNICAL ACRONYMS€¦ · LEARJET 45 TECHNICAL ACRONYMS This list of Learjet 45 Technical Acronyms also includes commonly used acronyms related to Computer Technology,