MPX may refer to:

Technology

* MPX filter, a function found in cassette decks * Multiplexing, the process of combining multiple analog or digital signals into one **

Multiplexer In electronics, a multiplexer (or mux; spelled sometimes as multiplexor), also known as a data selector, is a device that selects between several analog or digital input signals and forwards the selected input to a single output line. The sel ...

, an electronic device which accomplishes this task

Computing

* Multi-Pointer X, an extension to X.Org *

MPX Microsoft Project Exchange File Format MPX Microsoft Project File Exchange Format is a file format developed by Microsoft which was introduced with Microsoft Project 4.0 (1994) for sharing project data with other project management applications. It was adopted by other project manag ...

, a Microsoft Project file format *

Intel MPX Intel MPX (Memory Protection Extensions) was a set of extensions to the x86 instruction set architecture. With compiler, runtime library and operating system support, Intel MPX claimed to enhance security to software by checking pointer reference ...

, a set of Memory Protection Extensions to the x86 instruction set architecture * .mpx, a video file format in the Kingston K-PEX 100 * IBM 1800 MPX, in the

list of operating systems This is a list of operating systems. Computer operating systems can be categorized by technology, ownership, licensing, working state, usage, and by many other characteristics. In practice, many of these groupings may overlap. Criteria for inclusio ...

* MPX bus, a PowerPC CPU bus, for example in the

PowerPC G4 PowerPC G4 is a designation formerly used by Apple and Eyetech to describe a ''fourth generation'' of 32-bit PowerPC microprocessors. Apple has applied this name to various (though closely related) processor models from Freescale, a former part of ...

Other uses

MPX Energia Eneva (former name: MPX Energia S.A.) is a power generation company based in Rio de Janeiro, Brazil. It is listed at the São Paulo exchange. History Eneva was founded in 2001 as MPX Energia. In January 2012, German energy utility E.ON agreed ...

, former name of the Brazilian utility company Eneva *

MPI MPXpress MPXpress is a series of diesel-electric passenger train locomotives designed for commuter rail service. The locomotives are built by MotivePower, a subsidiary of Wabtec. To date, MPI has offered five main variants: MP36PH-3S, MP36PH-3C, MP40PH- ...

, a train locomotive *

SIG MPX The SIG MPX is a gas-operated submachine gun designed and manufactured by SIG Sauer, and is primarily chambered in 9×19mm Parabellum cartridge. It is a gas-operated firearm featuring a closed, rotating bolt. These design features, rare in submac ...

, a submachine gun from SIG Sauer * An abbreviation for

monkeypox Monkeypox (also called mpox by the WHO) is an infectious viral disease that can occur in humans and some other animals. Symptoms include fever, swollen lymph nodes, and a rash that forms blisters and then crusts over. The time from exposure t ...

, an infectious viral disease {{disambiguation