4M or 4-M may refer to: *4m, or 4

metre The metre (British spelling) or meter (American spelling; see spelling differences) (from the French unit , from the Greek noun , "measure"), symbol m, is the primary unit of length in the International System of Units (SI), though its pref ...

s *

4-meter band The 4-metre (70 MHz) band is an amateur radio band within the lower part of the very high frequency (VHF) band. As only a few countries within and outside of Europe have allocated the band for amateur radio access, the availability of dedica ...

in amateur radio *4M, a model of Toyota M engine *4M, a model of Mitsubishi 4M4 engine *4M, a model of

HP LaserJet 4 The HP LaserJet 4 (abbreviated sometimes to LJ4 or HP4) is a group of monochrome laser printers produced in the early to mid-1990s as part of the LaserJet series by Hewlett-Packard (HP). The 4 series has various models, including the standard Lase ...

*DC-4M, a designation of

Canadair North Star The Canadair North Star is a 1940s Canadian development, for Trans-Canada Air Lines (TCA), of the Douglas DC-4. Instead of radial piston engines used by the Douglas design, Canadair used Rolls-Royce Merlin V12 engines to achieve a higher cruisin ...

*A-4M, a model of Douglas A-4 Skyhawk *Fokker DH-4M, see Airco DH.4 *VF-4M, see VMA-211 *VB-4M, see

VMFA-232 Marine Fighter Attack Squadron 232 (VMFA-232) is a United States Marine Corps F/A-18 Hornet squadron. Nicknamed the "Red Devils", the squadron is based at Marine Corps Air Station Miramar, California and falls under the command of Marine Aircraft ...

*PB-4M, see

Osa (handgun) The PB-4 Osa (russian: ПБ-4 «ОСА», "wasp"), is a family of Russian non-lethal pistols that can be also used as a flare gun, a flashbang gun or a starting pistol. The system consists of the pistol (2-4 cartridges, laser target pointer, elec ...

*Sun-4m, a model of Sun-4 workstation *Mayall 4m telescope, see

Nicholas U. Mayall Telescope The Nicholas U. Mayall Telescope, also known as the Mayall 4-meter Telescope, is a four-meter (158 inches) reflector telescope located at the Kitt Peak National Observatory in Arizona and named after Nicholas U. Mayall. It saw first light on Fe ...

*Meade 4M Community, an astronomy awareness community sponsored by Meade Instruments *

LATAM Argentina Aero 2000 S.A., d/b/a LATAM Airlines Argentina, formerly LAN Argentina, was an airline based in Buenos Aires, Argentina, and a member of the LATAM Airlines Group. History Prior to its acquisition by LAN Airlines, the airline was known by its l ...

, a defunct airline based in Buenos Aires, Argentina *J-4M, see Barnett J4B *4M of manufacture industries are Man,

Money Money is any item or verifiable record that is generally accepted as payment for goods and services and repayment of debts, such as taxes, in a particular country or socio-economic context. The primary functions which distinguish money are as ...

Material Material is a substance or mixture of substances that constitutes an object. Materials can be pure or impure, living or non-living matter. Materials can be classified on the basis of their physical and chemical properties, or on their geologi ...

and

Machine A machine is a physical system using Power (physics), power to apply Force, forces and control Motion, movement to perform an action. The term is commonly applied to artificial devices, such as those employing engines or motors, but also to na ...

. Also see

resource management In organizational studies, resource management is the efficient and effective development of an organization's resources when they are needed. Such resources may include the financial resources, inventory, human skills, production resources, or i ...

and Ishikawa diagram. *4M Software applications for Engineers, see

IDEA Architectural In common usage and in philosophy, ideas are the results of thought. Also in philosophy, ideas can also be mental representational images of some object. Many philosophers have considered ideas to be a fundamental ontological category of being. ...

and

FINE MEP FINE MEP (''Mechanical Electrical and Plumbing'') is a BIM CAD software tool for Building services engineering design, built on top of IntelliCAD. It provides full IFC (Industry Foundation Classes) support, according to the 2x3 IFC Standard. FI ...

*4M, Manfred Memorial Moon Mission, first commercial Moon mission *4M, the production code for the 1976 ''Doctor Who'' serial ''

The Masque of Mandragora ''The Masque of Mandragora'' is the first serial of the 14th season of the British science fiction television series ''Doctor Who'', which was first broadcast in four weekly parts on BBC1 from 4 to 25 September 1976. The serial is set in the fi ...

See also