| m |
metre |
| M&C |
Monitor & Control |
| M2M |
Machine-to-Machine |
| MAC |
Media Access Controller |
| MAC |
Multiplexed Analogue Components |
| MAIT |
Manufacturing, Assembly, Inspection and Test |
| MAN |
Metropolitan Area Network |
| MAP |
Middle Atmosphere Component |
| MAP |
Multi-Access Protocol |
| MASER |
Microwave Amplification by Simulated Emission of Radiation |
| MaxO |
Maximum Aerodynamic Pressure |
| MBA |
Multibeam Antenna |
| Mb/s |
Mega bits per second; 106 bits per second |
| Mbit/s |
Mega bits per second; 106 bits per second |
| MBMS |
Multimedia Broadcast Multicast Service |
| Mbps |
Mega bits per second; 106 bits per second |
| MBTA |
Multiple Tours Antenna |
| MC |
Maintenance Centre |
| MC |
Multiclique |
| MCC |
Mission Control Centre |
| MCC |
Master Control Console |
| MCF |
Main Component Failure |
| MCF |
Master Control Facility |
| MCH |
Map Change Handler |
| MCLF |
Multichannel Loading Factor |
| MCM |
Multi Carrier Modulation |
| MCPA |
Multicarrier Power Amplifier |
| MCPC |
Multiple Channel Per Carrier |
| MCS |
Maritime Communications System |
| MCT |
Mobile Communications Terminal |
| MCU |
Monitor and Control Unit |
| MCW |
Modulated Continuous Wave |
| MD |
Multidestination |
| MDA |
Mechanically Despun Antenna |
| MDF |
Main Distribution Frame |
| MDFD |
Multi Destination Full Duplex |
| MDHD |
Multi Destination Half Duplex |
| MDS |
Minimum Discernible Signal |
| MDS |
Multipoint Distribution System |
| MDTA |
Modulator Demodulator Translator Assembly |
| MDUS |
Medium Data Utilisation Station |
| ME |
Mobile Equipment |
| MECO |
Main Engine Cut Off |
| MEO |
Medium Earth Orbit |
| MERS |
Most Economic Routing Scheme |
| MES |
Main Engine Start |
| MES |
Mobile Earth Station |
| MET |
Mission Elapsed Time |
| MF |
Medium Frequency |
| MF |
Multifrequency |
| MFR |
Multifrequency Register |
| MFS |
Multifrequency Sender |
| MF-TDMA |
Multiple Frequency Time Division Multiple Access |
| MG |
Motor Generator |
| MGC |
Multigroup Controller |
| MGSE |
Mechanical Ground Support Equipment |
| MHEG |
Multimedia Hypertext Expert Group |
| MHz |
Mega Hertz; 106 cycles per second |
| MIFR |
Master International Frequency Register |
| MIP |
Mandatory Inspection Point |
| MIP |
Mobile IP |
| MIP |
Multigroup Interference Processor |
| MIR |
Maximum Information Rate |
| MLI |
Multi-layer Insulation |
| MLP |
Mobile Launcher Platform |
| MLV |
Medium Lift Launch Vehicle |
| MMC |
Metal Matrix Composite |
| MMES |
Maritime Mobile Earth Station |
| MMH |
Mono-Methyl Hydrazine |
| MMIC |
Microwave Monolithic Integrated Circuit |
| MMOD |
Micrometeoroid Orbital Debris |
| MMS |
Multimission Modular Spacecraft |
| MMSI |
Maritime Mobile System Identification |
| MMSS |
Maritime Mobile Satellite Service |
| MMV |
Multimission Modular Vehicle |
| MoBISAT |
Mobile Broadband Interactive Satellite multimedia Access Technology |
| MOD |
Modulator |
| ModCod |
Modulation and Coding |
| MoDiS |
Mobile Digital broadcast Satellite |
| MOI |
Mars Orbital Insertion |
| MOI |
Moment of Inertia |
| MOS |
Metal Oxide Semiconductor |
| MPE |
Multi Protocol Encapsulation |
| MPEG |
Motion Picture Expert Group |
| MPU |
Main Processing Unit |
| MRCC |
Maritime Rescue Coordination Centre |
| MRR |
Manufacturing Readiness Review |
| ms |
millisecond |
| MSB |
Most Significant Bit |
| MSC |
Mobile Switching Centre |
| MSD |
Most Significant Digit |
| MSF |
Metal Space Frame |
| MSK |
Minimum Shift Keying |
| MSM |
Microwave Switch Matrix |
| MSO |
Multiple System Operator |
| MSP |
Multicast Service Provider |
| MSS |
Mobile Satellite Service |
| MSS |
Multi Spectral Scanner |
| MSU |
Microwave Sounding Unit |
| MT |
Mobile Terminal |
| MTBF |
Mean Time Between Failure |
| MTP |
Master Time Plan |
| MTS |
Methods for Testing and Specification |
| MTTF |
Mean Time To Failure |
| MTTR |
Mean Time To Repair |
| MTU |
Magnetic Tape Unit |
| MU |
Multi Destination Unidirectional |
| MUF |
Maximum Usable Frequency |
| Musicam |
Masking-pattern-adapted sub-band integrated coding and multiplexing |
| MUX |
Multiplexer |
| MW |
Microwave |
| mW |
milliwatt |
