General
GLOSSARY
AL250 Flight Manual
MEP
ILS Category IIIC (ICAO): (Special authorization required) An ILS approach procedure
which provides for an approach with no decision height and no Runway Visual Range
limitations.
IOS: Instructor Operating Station
IQTG: International Qualification Test Guide (RAeS Document)
ISA: International Standard Atmosphere: 15°C and 1013.2 hPa at MSL (mean sea level),
with a decrease of 6.5°C per 1000 m of altitude from MSL to 11000 m.
ITT: Interturbine temp erature
JAA: Joint Aviation Authorities
JAR: Joint Aviation Requirements
JAR STD 3A: Joint Aviation Requirements regarding Aeroplane Flight & Navigation Pro-
cedures Trainers
KCAS: Calibrated airspeed in knots
KIAS: Indicated airspeed in knots
LGCUI: Landing Gear control and Interface Unit
LSK: Line Select Key
M: Mach Number
MAA: Maximum Authorized IFR Altitude
MAC: Mean Aerodynamic Chord
mb: millibar - unit for pressure (see below under ‘units’)
MALS: Medium intensity Approach Light System
MALSR: Medium intensity Approach Light System with Runway alignment indicator lights
MCC: Multi-Crew Co-operation
MCDU: Multi-function Control and Display Unit
MDA: Minimum Descent Altitude
MEA: Minimum En route IFR Altitude
MFD: Multi-Function Display
MM: Middle Marker
MOCA: Minimum Obstruction Clearance Altitude
MQTG: Master Qualification Test Guide
MSD: Multi-System Display
MSL: Mean sea level
N1: Engine low pressure rotor revolutions per minute
N2: Engine high pressure rotor revolutions per minute
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