HQ often refers to headquarters.
The HQ-9 (simplified Chinese: 红旗-9; traditional Chinese: 紅旗-9; pinyin: Hóng Qí-9; literally: "Red Banner-9") is a medium- to long-range, active radar homing surface-to-air missile.Similar to the Russian S-300 and American Patriot systems, the HQ-9 uses a HT-233 PESA radar system.
HQ (also HQ Trivia and Words) is an app and trivia game, released on August 26, 2017 for iOS and later for Android on December 31, 2017. Players can participate at no cost in daily trivia games through which they can outright win or split prize money if they can correctly answer a series of questions of increasing difficulty.
The HQ-7 (FM-80) (Chinese: 红旗; pinyin: hóng qí, "red flag" or "red banner") is a Chinese short-range air defense missile.
The Hongqi-61 (Chinese: 红旗-61; pinyin: Hóng Qí-61; literally: "Red Banner-61") is the first generation Chinese SARH guided surface-to-air missile (SAM).
HQ is the eighth studio album by English folk/rock singer-songwriter and guitarist Roy Harper. It was first released in 1975 by Harvest Records.
In image processing, hqx ("hq" stands for "high quality" and "x" stands for magnification) is one of the pixel art scaling algorithms developed by Maxim Stepin, used in emulators such as Nestopia, FCEUX, higan, Snes9x, ZSNES and many more.
HQ AB is a Swedish finance and banking corporation founded by Sven Hagströmer and Mats Qviberg, and which is currently being liquidated after having had its banking licence revoked on August 28, 2010.
The S-300 (NATO reporting name SA-10 Grumble) is a series of initially Soviet and later Russian long range surface-to-air missile systems produced by NPO Almaz, based on the initial S-300P version.