RF (disambiguation)

RF is an abbreviation for radio frequency.

Rf or RF may also mean:

Arts and entertainment

Video Games

• RF Online, an online RPG made by CCR
• Red Faction (series), a series of revolution video games

Music

• Rinforzando, rf, in music notation

Businesses

• Florida West International Airways, IATA code
• Regions Financial Corporation, NYSE stock symbol

Government and military

• France (République française)
• Russian Federation
• Rhodesian Front, former political party in Rhodesia

Academia, science and technology

Biology and medicine

• Rheumatic fever, an inflammatory disease
• Release factors RF1, RF2, RF3, proteins
• Reticular formation, in the brainstem
• Rheumatoid factor, an antibody
• Receptive field, the response characteristic of a neuron

Other uses in academia, science and technology

• Representative fraction
• Retardation factor in a chromatographic system
• Rutherfordium, a chemical element with symbol Rf
• Random forest, an ensemble learning method in data science
• Canon RF mount

Sports

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

Other uses

• Registered association (Finland), legal status
• Royalty-free, in business