RF (disambiguation)

RF is an abbreviation for radio frequency.

Rf or RF may also mean:

Science and technology

• Rf, the chemical symbol for Rutherfordium
• Radiative forcing, a measure of the change in balance of the energy absorbed and emitted by the Earth's atmosphere
• "Rate of flow", as in Volumetric flow rate
• Random forest, a machine learning algorithm
• 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
• Register file, an array of processor registers in a CPU
• Retardation factor (or retention factor), designated as R_f, a term used in chromatography
• Reticular formation
• Rheumatoid factor, a blood test used to diagnose rheumatoid arthritis
• Roman foot, an ancient Roman unit of measurement
• Rutherfordium, a chemical element
• Release factor

Politics

• France, called République Française in French
• Rhodesian Front, the governing party of Rhodesia under the UDI
• Russian Federation

Sports

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

Fiction and gaming

• Rumble Fighter, a multiplayer online fighting game published by OGPPlanet
• Red Faction, a first-person shooter game that was released in 2001 by THQ and Volition
• RF Online, an online RPG made by CCR
• Ralph Furley, the character played by Don Knotts on the 1977-84 TV series Three's Company

Economics

• Royalty-free
• RF, the NYSE ticker symbol for Regions Financial Corporation

Other

• South Vietnamese Regional Force, a militia formed during the Vietnam War
• Rinforzando, a directive in sheet music
• RF, a Mazda F engine
• RF Generation, a video gaming website
• .рф, the Cyrillic alphabet-only top-level domain of the Russian Federation
• Radio France, French public radio network
• Radio Nippon, a Japanese radio station in the vicinity of Tokyo - JORF
• RF, Florida West International Airways (IATA code)
• Roskilde Festival, a large annual music festival in Denmark
• Rangefinder camera, a type of photographic camera