Frequency (disambiguation)
Encyclopedia
Frequency
Frequency
Frequency is the number of occurrences of a repeating event per unit time. It is also referred to as temporal frequency.The period is the duration of one cycle in a repeating event, so the period is the reciprocal of the frequency...

refers to how often an event occurs within a period of time.

Frequency may also refer to:

General

  • Audio frequency
    Audio frequency
    An audio frequency or audible frequency is characterized as a periodic vibration whose frequency is audible to the average human...

    , a periodic vibration whose frequency is audible to the average human
  • Statistical frequency, the number of times an event occurred in an experiment or the study
  • Utility frequency
    Utility frequency
    The utility frequency, line frequency or mains frequency is the frequency at which alternating current is transmitted from a power plant to the end-user. In most parts of the world this is 50 Hz, although in the Americas it is typically 60 Hz...

     or mains frequency, the frequency of an alternating current electricity supply
  • Frequency spectrum
    Frequency spectrum
    The frequency spectrum of a time-domain signal is a representation of that signal in the frequency domain. The frequency spectrum can be generated via a Fourier transform of the signal, and the resulting values are usually presented as amplitude and phase, both plotted versus frequency.Any signal...

    , a continuum of vibrations of varying amplitude such as sound or light


Popular culture

  • Frequency (film)
    Frequency (film)
    Frequency is a 2000 science-fiction film that contains elements of the time travel, thriller and alternate history film genres. It was directed by Gregory Hoblit and written by Toby Emmerich. The film stars Dennis Quaid and James Caviezel as father and son, Frank and John Sullivan respectively. It...

    , a 2000 film starring Jim Caviezel and Dennis Quaid
  • FM4 Frequency Festival
    FM4 Frequency Festival
    The FM4 Frequency Festival, also Frequency Festival or just Frequency, formerly Vienna City Festival, is a music festival that took place near Salzburg until 2008 Austria, usually every August. In 2009 the Festival moved to St. Pölten...

    , an Austrian music festival
  • Frequency (radio station), a student radio station based in Preston, England
  • Frequency (video game), a 2001 music video game
  • Frequency (Nick Gilder album), 1979
  • Frequency (IQ album)
    Frequency (IQ album)
    Frequency is a studio album by the British neo-progressive band IQ, released in late May 2009. It was the first album recorded with new band members Andy Edwards and Mark Westworth . A special edition with a bonus DVD was also released...

    , 2009
  • Frequencies (album)
    Frequencies (album)
    Frequencies was the debut album by the British techno act LFO, originally released in 1991 by Warp in the UK and by Tommy Boy in the US....

    , a 1991 album by electronic band LFO
  • "Frequency", a song by Super Furry Animals from their album Love Kraft
    Love Kraft
    Love Kraft is the seventh studio album by Welsh indie rock band Super Furry Animals, released on 22 August 2005 through Epic Records in the United Kingdom....

  • Frequency (producer)
    Frequency (producer)
    Frequency is an American music producer and DJ from Rockville Centre, New York.-Biography:Frequency was born in Rockville Centre, New York in 1983. While attending Oceanside High School, he began to DJ at school dances and house parties. He also began experimenting with production...

     (born 1983), New York-based music producer and DJ

Medical

  • Urinary frequency, a medical term used to describe the frequent passing of small amounts of urine
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