RF (disambiguation)

RF is an abbreviation for radio frequency.

Rf or RF may also mean:

Arts and entertainment

Gaming

• RF Online, an online RPG made by CCR
• Red Faction, a first-person shooter game that was released in 2001 by THQ and Volition
• Rumble Fighter, a multiplayer online fighting game published by OGPPlanet

Other media

• Radio France, French public radio network
• Radio Nippon, a Japanese radio station in the vicinity of Tokyo (call letters JORF)
• Ralph Furley, a character played by Don Knotts on the 1977-84 TV series Three's Company
• Rinforzando, a directive in sheet music
• Roskilde Festival, a large annual music festival in Denmark

Businesses

• Florida West International Airways (IATA code RF)
• Regions Financial Corporation (NYSE stock symbol RF)

Government and military

• Rhodesian Front, the governing party of Rhodesia under the UDI
• South Vietnamese Regional Force, a militia formed during the Vietnam War

Places

• France, called République Française in French
• Russian Federation

Science and technology

Biology and medicine

• Receptive field, a term used in neuroscience referring to the kinds of stimuli to which a neuron is sensitive
• Recombinant frequency, a term used in genetics to measure genetic linkage
• Release factor, a protein that allows for the termination of translation
• Reticular formation, a set of interconnected nuclei located in the brainstem
• Rheumatoid factor, a blood test used to diagnose rheumatoid arthritis

Computing

• .рф, the Cyrillic alphabet-only top-level domain of the Russian Federation
• Random forest, a machine learning algorithm
• Register file, an array of processor registers in a CPU

Other uses in science and technology

• RF, a Mazda F engine
• Radiative forcing, a measure of the change in balance of the energy absorbed and emitted by the Earth's atmosphere
• "Rate of flow", or volumetric flow rate
• Rangefinder camera, a type of photographic camera
• Retardation factor (or retention factor), designated as R_f, a term used in chromatography
• Roman foot, an ancient Roman unit of measurement
• Rutherfordium, a chemical element with symbol Rf

Sports

• Range Factor, a baseball statistic
• Right fielder, a defensive position in baseball

Other uses

• Royalty-free, in business