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  2. Ray J - Wikipedia

    en.wikipedia.org/wiki/Ray_J

    The show premiered on February 2, 2009. For his show on March 24, 2009, he released the soundtrack/studio album called For the Love of Ray J. On November 2, 2009, the show's second season premiered. In 2010, Norwood and his sister Brandy Norwood premiered the VH1 reality series Brandy & Ray J: A Family Business along with their parents. The ...

  3. Noise-cancelling headphones - Wikipedia

    en.wikipedia.org/wiki/Noise-cancelling_headphones

    Noise -cancelling headphones alongside a carry case. Noise-cancelling headphones are headphones which suppress unwanted ambient sounds using active noise control. This is distinct from passive headphones which, if they reduce ambient sounds at all, use techniques such as soundproofing . Noise cancellation makes it possible to listen to audio ...

  4. Hearing range - Wikipedia

    en.wikipedia.org/wiki/Hearing_range

    Hearing range describes the frequency range that can be heard by humans or other animals, though it can also refer to the range of levels. The human range is commonly given as 20 to 20,000 Hz, although there is considerable variation between individuals, especially at high frequencies, and a gradual loss of sensitivity to higher frequencies ...

  5. The Oz Kids - Wikipedia

    en.wikipedia.org/wiki/The_Oz_Kids

    The Oz Kids is an American direct-to-video animated fantasy comedy-drama series produced by Hyperion Animation based on The Wizard of Oz, L. Frank Baum 's 1900 children's novel, and its various sequels. Nine episodes were released between October 1, 1996 and February 18, 1997 by Paramount Home Video. [1]

  6. I’m a pediatrician and parent. I never let my kids ... - AOL

    www.aol.com/news/m-pediatrician-parent-never-let...

    Loaded 0%. As more kids go into the water to stay cool this summer, a pediatrician recently went viral on social media with a warning about pool toys and flotation devices that increase the risk ...

  7. Schoolkids Oz - Wikipedia

    en.wikipedia.org/wiki/Schoolkids_OZ

    Schoolkids Oz was No. 28 of Oz magazine. The issue was, on a special occasion, edited by 5th - and 6th-form children. It was the subject of a high-profile obscenity case in the United Kingdom from June 1971 to 5 August 1971, [ 1 ] the longest trial under the 1959 Obscene Publications Act .

  8. Decade (log scale) - Wikipedia

    en.wikipedia.org/wiki/Decade_(log_scale)

    Decade (log scale) Four powers of 10 spanning a range of three decades: 1, 10, 100, 1000 (10 0, 10 1, 10 2, 10 3) Four grids spanning three decades of resolution: One thousand 0.001s, one-hundred 0.01s, ten 0.1s, one 1. One decade (symbol dec [1]) is a unit for measuring ratios on a logarithmic scale, with one decade corresponding to a ratio of ...

  9. Signal-to-noise ratio - Wikipedia

    en.wikipedia.org/wiki/Signal-to-noise_ratio

    The plots at the bottom show the signal intensity in the indicated row of the image (red: original signal, blue: with noise). Signal-to-noise ratio ( SNR or S/N) is a measure used in science and engineering that compares the level of a desired signal to the level of background noise. SNR is defined as the ratio of signal power to noise power ...