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G4

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G4 or G.IV may refer to:

Transport

  • AEG G.IV, a German World War I heavy bomber
  • Allegiant Air, by IATA airline designator
  • Caudron G.4, a 1915 French biplane
  • Friedrichshafen G.IV, a 1918 German medium bomber
  • Gotha G.IV, a 1916 German heavy bomber
  • Gulfstream IV, a family of private jet aircraft
  • Mitsubishi G4M "Betty", a World War II Japanese fast bomber
  • Soko G-4 Super Galeb, a jet trainer/light attack jet of Yugoslav origin
  • USS G4 (SS-26), a 1914 G-class submarine of the United States Navy
  • County Route G4 (California), a county highway in Santa Clara County, California, USA
  • G4 Beijing–Hong Kong–Macau Expressway, an expressway in China
  • G4 (Taichung Metro), also known as Songzhu Station or Jiushe Station, a station under construction in the Taichung Metro
  • G4-class freighter, a cargo ship design

Biology

  • G4 EA H1N1, a strain of influenza

Science and technology

  • Group 4 element, a class of elements on the Periodic Table
  • ATC code G04 Urologicals, a subgroup of the Anatomical Therapeutic Chemical Classification System
  • G4, a type of bi-pin lamp base (socket), a lamp fitting where the pin spacing is 4mm
  • LG G4 smartphone
  • Group 4 compression, a type of image compression used in fax machines and some image file formats

Apple Computer

  • PowerPC G4, a type of microprocessor by Freescale used by Apple
    • Power Mac G4, a series of personal computers made by Apple Inc in July 1999
    • PowerBook G4, a series of Professional notebooks made by Apple Inc in 2001
    • iMac G4, a series of personal computer made by Apple Inc in January 2002
    • Xserve G4, an Xserve server made by Apple Inc in May 2002
    • iBook G4, an iBook series of consumer notebooks in October 2003
    • Mac Mini G4, a Mac Mini series of ultracompact computer in January 2005

Entertainment

  • G4 (American TV network), an American television channel
  • G4 (Canadian TV channel), a former Canadian television channel
  • G4 (band), a British vocal troupe
  • Grob's attack, an opening move in chess

Organisations

  • G4 nations, four nations that support each other's bids to become permanent members of the United Nations Security Council: Brazil, Germany, India, and Japan
  • G4 (EU), a group of powerful countries in Europe
  • VIP Protection Unit, a unit of the Hong Kong Police Force (originally Section G, Division 4)

See also

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