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  2. Active noise control - Wikipedia

    en.wikipedia.org/wiki/Active_noise_control

    Active noise control ( ANC ), also known as noise cancellation ( NC ), or active noise reduction ( ANR ), is a method for reducing unwanted sound by the addition of a second sound specifically designed to cancel the first. The concept was first developed in the late 1930s; later developmental work that began in the 1950s eventually resulted in ...

  3. Auditory masking - Wikipedia

    en.wikipedia.org/wiki/Auditory_masking

    Auditory masking. In audio signal processing, auditory masking occurs when the perception of one sound is affected by the presence of another sound. [1] Auditory masking in the frequency domain is known as simultaneous masking, frequency masking or spectral masking. Auditory masking in the time domain is known as temporal masking or non ...

  4. Ray J - Wikipedia

    en.wikipedia.org/wiki/Ray_J

    Sanctuary. Atlantic. Elektra. EastWest. Musical artist. Website. rayj .com. William Ray Norwood Jr. (born January 17, 1981), [1] known professionally as Ray J, is an American R&B singer, songwriter, television presenter, and actor. Born in McComb, Mississippi and raised in Carson, California, he is the younger brother of singer and actress Brandy.

  5. Why tennis players grunt during matches - AOL

    www.aol.com/why-tennis-players-grunt-during...

    Patrick Mouratoglou, who has coached Serena Williams and other top players, says many players are taught to grunt because, “It’s a way to breathe well while you play.”. Some people have a ...

  6. FYI, AirPods are the same price they were on Prime Day - AOL

    www.aol.com/lifestyle/fyi-airpods-are-the-same...

    Apple AirPods (2nd Generation) $80 $129 Save $49. This is an outrageous price for AirPods! In fact, it's a record-low price, so if you've been toying with a pair or need to replace your current ...

  7. Peloton has lost top instructors, adding pressure on the ...

    www.aol.com/finance/peloton-lost-top-instructors...

    Earlier this month, popular instructors Kristin McGee, Kendall Toole, and Ross Rayburn announced they were leaving.

  8. Sound reinforcement system - Wikipedia

    en.wikipedia.org/wiki/Sound_reinforcement_system

    A sound reinforcement system is the combination of microphones, signal processors, amplifiers, and loudspeakers in enclosures all controlled by a mixing console that makes live or pre-recorded sounds louder and may also distribute those sounds to a larger or more distant audience. [1] [2] In many situations, a sound reinforcement system is also ...

  9. If you can't stay indoors during this U.S. heat wave, here ...

    www.aol.com/news/cant-stay-indoors-during-u...

    The temperature was already above 80 degrees and rising. The work of maintaining the public water supply in a heat wave is crucial. But it needs to be done as safely as possible. That means ...