(.2.).Middle.Marker:.MB.used.in.conjunction.with.
ILS,.intercepts.glideslope.approximately.200.feet.
above.touchdown.
MME (.1.).Modular.Mounting.Enclosure..
( 2 ) Moving Map Equipment
MMEL Master Minimum Equipment List
MMI Man-Machine.Interface
MMIC Monolithic.Microwave.Integrated.Circuit
Mmo The.maximum.Mach.number.at.which.an.aircraft.
has been certified to operate.
MMO Mach Maximum Overspeed
MMR Multi-Mode.Landing.System.Receiver
MMS Maintenance.Management.System MMW Millimeter.Wave MN Magnetic.North MNCID Network.Management.Category.Interaction.
Diagram
MNPS Minimum Navigation Performance Specification MO Magneto-Optical MOA (.1.).Memorandum.of.Agreement.
( 2 ) Military Operation Area MOCA Minimum Obstruction Clearance Altitude MOD ( 1 ) Magneto-Optical Drive .
( 2 ) Modification. (.3.).Modulator
Mode A The pulse format for an identification code
interrogation.of.an.ATC.RBS.transponder. Mode B An.optional.mode.for.transponder.interrogation. Mode C The.pulse.format.for.an.altitude.information.
interrogation.of.an.ATC.RBS.transponder. Mode D An.unassigned,.optional.transponder.mode. Mode S (.1.).Mode.Select.(a.transponder.format.to.allow.
discrete.interrogation.and.data.link.capability). (.2.).Selective.interrogation.mode.of.SSR MODEM Modulator/De.modulator Mon Monitor MOPR Minimum Operational Performance Requirements MOPS Minimum Operational Performance Specifications MORA Minimum Off-Route Altitude MOS Metal Oxide Semiconductor MOSFET Metal Oxide Semiconductor Field Effect
Transmitter
MOU Memorandum Of Understanding MP (.1.).Main.Processor..
( 2 ) Middle Plug. Identifies the plug position on
the.rear.connector.of.an.avionics.unit.
MPCU Multiport.Protocol.Converter.Unit MPDS Mobile.Packet.Data.Service MPEL Maximum.Permissible.Exposure.Level MPU Multifunction.Process.Unit MRA Minimum.Reception.Altitude MRB Maintenance.Review.Board MRDU Multichannel.Receiver/Decoder.Unit MRO Maintenance, Repair & Overhaul MROSE Multiple-tasking Real-time Operating System
Executive
MRR Manufacturing Revision Request
MRT Mean.Response.Time
MS Millisecond
m/s Meter.per.Second
MSAS Ministry.of.Transportation.Satellite.Augmentation.
System.(Japan)
MSB Most Significant Bit
MSC ( 1 ) Message Sequence Chart .
(.2.).Member.Services.Center
MSCP Mobile.Satellite.Service.Provider
MSD (.1.).Mass.Storage.Device..
( 2 ) Most Significant Digit
MSG Message MSI Medium.Scale.Integration MSK Minimum.Shift.Keying MSL Mean.Sea.Level MSP Mode.Select.Panel M-SNDCF Mobile-Subnetwork.Dependent.Convergence MSP Mode S Specific Protocol MSSR Monopulse.Secondary.Surveillance.Radar MSSS Mode S Specific Services
MSU (.1.).Mode.Select.Unit.. (.2.).Magnetic.Sensor.Unit
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