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  2. String vibration - Wikipedia

    en.wikipedia.org/wiki/String_vibration

    A slight adjustment can alter it to 100 Hz, exactly one octave above the alternating current frequency in Europe and most countries in Africa and Asia, 50 Hz. In most countries of the Americas—where the AC frequency is 60 Hz—altering A# on the fifth string, first fret from 116.54 Hz to 120 Hz produces a similar effect.

  3. Piano key frequencies - Wikipedia

    en.wikipedia.org/wiki/Piano_key_frequencies

    This is a list of the fundamental frequencies in hertz (cycles per second) of the keys of a modern 88-key standard or 108-key extended piano in twelve-tone equal temperament, with the 49th key, the fifth A (called A 4), tuned to 440 Hz (referred to as A440). [1] [2] Every octave is made of twelve steps called semitones.

  4. Split Second (game show) - Wikipedia

    en.wikipedia.org/wiki/Split_Second_(game_show)

    Split Second is an American game show that was created by Monty Hall and Stefan Hatos and produced by their production company, Stefan Hatos-Monty Hall Productions. [1] Three contestants compete to answer three-part trivia questions to win cash. There were two editions of Split Second produced by Hatos and Hall.

  5. Every Second Counts (British game show) - Wikipedia

    en.wikipedia.org/wiki/Every_Second_Counts...

    The couple with the most seconds of time at the end won the game. If the game ended in a tie, a toss-up tiebreaker question was asked and the first player to buzz-in with the correct answer scored one additional second and won the game. The winning couple won a chance to play the final round.

  6. Power Slap - Wikipedia

    en.wikipedia.org/wiki/Power_Slap

    Power Slap is an American slap fighting promotion company owned by Ultimate Fighting Championship (UFC) chief executive officer Dana White. Power Slap first gained notoriety by producing a reality television show titled Power Slap: Road to the Title, originally broadcast by the TBS network in the United States and on Rumble internationally. [1]

  7. Hertz - Wikipedia

    en.wikipedia.org/wiki/Hertz

    The hertz (symbol: Hz) is the unit of frequency in the International System of Units (SI), often described as being equivalent to one event (or cycle) per second. [1] [a] The hertz is an SI derived unit whose formal expression in terms of SI base units is s −1, meaning that one hertz is one per second or the reciprocal of one second. [2]

  8. Epic Rap Battles of History - Wikipedia

    en.wikipedia.org/wiki/Epic_Rap_Battles_of_History

    The episode was sponsored by the video game Rise of Kingdoms. [34] On November 27, 2021, ERB released a new rap battle episode, titled Jeff Bezos vs. Mansa Musa on their YouTube channel. [35] This was followed by the first "three-way" battle in the show’s history ("John Wick vs. John Rambo vs. John McClane") on December 18, 2021. [36]

  9. Scientific pitch - Wikipedia

    en.wikipedia.org/wiki/Scientific_pitch

    Scientific pitch, also known as philosophical pitch, Sauveur pitch or Verdi tuning, is an absolute concert pitch standard which is based on middle C (C 4) being set to 256 Hz rather than ~ 261.63 Hz, [a] making it ~ 31.77 cents lower than the common A440 pitch standard.