IRF may refer to:

General

Impulse response function In signal processing and control theory, the impulse response, or impulse response function (IRF), of a dynamic system is its output when presented with a brief input signal, called an impulse (). More generally, an impulse response is the reacti ...

Inertial reference frame In classical physics and special relativity, an inertial frame of reference (also called an inertial space or a Galilean reference frame) is a frame of reference in which objects exhibit inertia: they remain at rest or in uniform motion relative ...

* Information Retrieval Facility * Initial Reaction Force or Internal Response Force *

Immediate Response Force The Immediate Response Force (IRF) is a rapid deployment force jointly maintained by the United States Army and United States Air Force, which is capable of deploying worldwide within 18 hours of notification. Background By 1980, the United State ...

Institute of Space Physics (Sweden) The Swedish Institute of Space Physics (, IRF) is a Swedish government agency. The institute's primary task is to carry out basic research, education and associated observatory activities in space physics, space technology and atmospheric physics ...

, (Institutet för rymdfysik) *

Interferon regulatory factor Interferon regulatory factors (IRF) are proteins which regulate transcription of interferons (see regulation of gene expression). Interferon regulatory factors contain a conserved N-terminal region of about 120 amino acids, which folds into a s ...

(e.g. IRF6) *

International Rectifier International Rectifier was an American power management technology company manufacturing analog and mixed-signal ICs, advanced circuit devices, integrated power systems, and high-performance integrated components for computing. On 13 January 20 ...

, New York Stock Exchange symbol IRF

Foundations/organizations

* International Ranger Federation *

International Rabbinic Fellowship The International Rabbinic Fellowship (IRF) is a Modern Orthodox rabbinical organization founded by Rabbis Avi Weiss and Marc D. Angel in 2007. The group is open to Orthodox rabbis, including graduates of Yeshivat Chovevei Torah and Yeshivat Mahara ...

International Rogaining Federation International Rogaining Federation (IRF) is the peak international body for the sport of rogaining. The aims of the IRF are to promote rogaining worldwide, maintain the culture and the rules of the sport. The IRF has adopted the Rules of Rogainin ...

* Islamic Research Foundation *

International Rafting Federation The International Rafting Federation (IRF) is the official umbrella International Sports Federation for national rafting Rafting and whitewater rafting are recreational outdoor activities which use an inflatable raft to navigate a river or ...

International Ringette Federation The International Ringette Federation (IRF) is a non-profit amateur sports organization and the highest governing body for the sport of ringette. Today the member countries of the IRF Board includes four member nations: Canada, Finland, Sweden, ...

International Road Federation International is an adjective (also used as a noun) meaning "between nations". International may also refer to: Music Albums * ''International'' (Kevin Michael album), 2011 * ''International'' (New Order album), 2002 * ''International'' (The T ...

Computing

* Intelligent Resilient Framework, Virtual Switch Chassis Aggregation {{disambiguation