Machine guns were placed in groups, called machine-gun nests, and they protected the front of the trenches.

Machine guns fire small-caliber ammunition ( generally (. 50 Cal ) or smaller ), and many machine guns are crew-served infantry support weapons, requiring the services of more than one crewman, just like artillery guns.

Machine guns of this type were originally defensive firearms crewed by at least two men, mainly because of the difficulties involved in moving and placing them, their ammunition, and their tripod.

Machine guns are often mounted on vehicles or helicopters, and have been used since World War I as offensive firearms in fighter aircraft and tanks ( e. g. for air combat or suppressing fire for ground troop support ).

The MP5 is actually designated as a " machine pistol " by Heckler & Koch ( MP5 stands for Maschinenpistole 5, or Machine Pistol 5 ), although some reserve this designation for even smaller submachine guns such as the MAC-10 and Glock 18, which are about the size and shape of pistols.

Category: Machine guns

Category: Machine guns of the United States

Machine guns are generally categorized as submachine guns, machine guns, or autocannons.

Machine guns are normally used against unprotected or lightly protected personnel, or to provide suppressive fire.

* Machine pistols and submachine guns ( like the World War II " grease gun ", MAC-10 or the Uzi ) are usually blowback operated.

Machine guns are controlled by one or more mechanical sears.

* Machine guns

Category: Machine guns

Two D Stands ( waist guns ) in the fuselage giving the variant some five MG 15 Machine guns.

Machine guns had been the preferred weapon of choice against these targets, aimed by eye and swung by hand, but these no longer had the performance needed to deal with the larger and faster aircraft of the 1930s.

Machine guns are capable of firing long continuous bursts of fire, but at the cost of increased recoil ( which decreases accuracy ), and increased weight ( machine guns are heavier in order to absorb the stresses of prolonged fully automatic fire ).

Machine guns were known to be largely useless against even the lightest tank armor of the time, restricting the Panzer I to a training and anti-infantry role by design.

Some CR. 42s in Hungarian service were fitted with a 12. 7 mm (. 5 in ) Gebauer GKM Machine Gun 1940. M ( Gebauer Kenyszermeghajtasu Motorgeppuska, or " Gebauer Positive-Driven Motor-Machine Gun "); these were fixed twin-barrel guns driven from the aircraft engine's crankshaft.

The oldest known recordings of computer generated music were played by the Ferranti Mark 1 computer, a commercial version of the Baby Machine from the University of Manchester in the autumn of 1951.

European acts Silver Convention, Love and Kisses, Munich Machine, and American acts Donna Summer and the Village People, were acts that defined the late 1970s Eurodisco sound.

The operating systems were written in Lisp Machine Lisp, InterLisp ( Xerox ) and later partly in Common Lisp.

Other early remixes were of Lloyd Cole, Dave Howard Singers, Bang Bang Machine, Stump, Higher Intelligence Agency, Sven Vath and Rising High Collective.

In Shane Acker's 2009 animated film 9, giant walking war machines called Steel Behemoths were created by the Fabrication Machine to destroy all life on earth.

By the time of the First World War, the mass advertising and popularity of the Victor Talking Machine Company's Victrolas ( a line of disc-playing machines characterized by their concealed horns ) was leading to widespread generic use of the word " victrola " for any machine that played discs, which were however still called " phonograph records " or simply " records ", almost never " victrola records ".

By 1901, ten-inch ( 25 cm ) records were marketed by Johnson and Berliner's Victor Talking Machine Company, and Berliner had sold his interests.

In his 2004 book The Republican Noise Machine, Brock wrote " the Washington Times was governed by a calculatedly unfair political bias " and that its journalistic ethics were " close to nil.

Washington's years in the House were marked by constant tension with Daley and the rest of the Machine leadership.

Daley often told Metcalfe to dump Washington as a candidate, but Metcalfe did not want to risk losing the 3rd Ward's Young Democrats, who were more aligned to Washington than to the Machine.

When the memory and processing power of the PDP-10 were exceeded, the Lisp Machine was invented: Lisp Machine Lisp is the direct descendant of Maclisp.

* Machine Cleans Blood While You Wait — 1950 article on early use of Dialysis machine at Bellevue Hospital New York City — i. e. example of how complex and large early dialysis machines were

There were eleven other founding members: Philip Absolon, Frances Castle, Sheila Clark, Eamon Everall, Ella Guru, Wolf Howard, Bill Lewis, Sanchia Lewis, Joe Machine, Sexton Ming, and Charles Williams.

The early versions of Symbolics Genera were built with the original windowing system of the Lisp Machine operating system.

Machine gun emplacements were positioned at the top of the walls.

It is during Part III that she physiologically and technologically evolves ( as predicted by the author ) as the years go by, to the point that by the year 2099 ( the farthest point in the author's scope ), she has shed all biological matter and has become a dynamic, conscious sub-entity within a larger, singular entity, all within a machine ( a Spiritual Machine, as it were ).

Haan Crafts, the Frontier Machine Company and the Kerkhoff Truss Plant were the initial occupants in the Industrial Park at the east edge of town which is actually in Tippecanoe County.

The Blackstone and Mumford Rivers run through the Town and in the early 19th century numerous industrial developments were erected along the riverbanks, most notably the Whitin Machine Shop in Whitinsville, at its peak the largest manufacturer of textile machines in the world.

While most of the dry-dock and production facilities were razed to make way for mid-rise apartment houses, many sold as investment " condos ", some buildings were renovated for adaptive re-use ( notably the Tea Building, formerly home to Lipton Tea, and the Machine House, home of the Hoboken Historic Museum ).

The most prominent were William K. Vanderbilt, grandson of railroad magnate Cornelius Vanderbilt ; Frederick G. Bourne, president of the Singer Sewing Machine Co., and Christopher Robert II, an eccentric heir to a sugar fortune.

In the German Heavy Machine Gun ( HMG ) Platoon, each Platoon served four MG 34 / MG 42 machine guns, used in the sustained fire mode mounted on tripods.

The Akai MPC60 Digital Sampler / Drum Machine and MIDI Sequencer ( 1988 ) was the first non-rack mounted model released.

A live CD ISO image can also be mounted by Virtual Machine software such as VirtualBox and VMware Workstation or can be converted to a Live USB using SYSLINUX.

These helicopters are another first for the IAC as they are delivered with the capability to carry door mounted 7. 62mm General Purpose Machine Guns.

This force consisted of the New Zealand Mounted Brigade ( commanded by Brigadier General W. Meldrum ), the Machine Gun Squadron, the mounted sections of the 1st and 2nd British West Indies Regiment, the 29th Indian Mountain Battery and Ayrshire ( or Inverness ) Battery RHA.

These larger machine mounted breakers are known as Rig Mounted, or Machine Mounted Breakers.

This was supplemented in November 1914 by the formation of the Motor Machine Gun Service ( MMGS ), administered by the Royal Artillery, consisting of motor cycle mounted machine gun batteries.

Machine guns may be mounted inside the turret.

; Fax Machine: The Knight 4000could print out faxed messages from a dash mounted printer.

Two of the guns were mounted on together to form the 20 mm Twin AA Machine Cannon.

The more powerful 40 × 53mm is used in grenade launchers mounted on vehicles or tripods, often with automatic firing capabilities such as the Mk 19 grenade launcher, the Mk 47 " Striker " 40 mm Grenade Machine Guns ( GMGs ), the Heckler & Koch GMG or the South African Vektor Y3 AGL.

* Machine Guns: Kokubogar had powerful machine guns mounted above the optics.

Time Machine, included in Apple's Mac OS X v10. 5 operating system, is not a snapshotting scheme but a system-level incremental backup service: it merely watches mounted volumes for changes and copies changed files periodically to a specially-designated volume using hard links.