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  2. BRAAAM - Wikipedia

    en.wikipedia.org/wiki/BRAAAM

    BRAAAM is a loud, low sound typically produced using real or synthesized brass instruments.One of the best-known examples also involved a prepared piano.Seth Abramovitch of The Hollywood Reporter described the sound as "like a foghorn on steroids" which is "meant to impart a sense of apocalyptic momentousness". [3]

  3. Noise regulation - Wikipedia

    en.wikipedia.org/wiki/Noise_regulation

    Fixed sound sources must be treated differently than moving sources. In the former case, the listener is normally defined while for moving sources it is not. Historically, regulations were enforced by the subjective judgment of an enforcing officer. With the advent of sound measuring equipment, the judgment can be based on measured sound levels.

  4. CNEL - Wikipedia

    en.wikipedia.org/wiki/CNEL

    This standards - or measurement -related article is a stub. You can help Wikipedia by expanding it.

  5. Decibel - Wikipedia

    en.wikipedia.org/wiki/Decibel

    The decibel originates from methods used to quantify signal loss in telegraph and telephone circuits. Until the mid-1920s, the unit for loss was miles of standard cable (MSC). 1 MSC corresponded to the loss of power over one mile (approximately 1.6 km) of standard telephone cable at a frequency of 5000 radians per second (795.8 Hz), and matched closely the smallest attenuation detectable to a ...

  6. Day-night average sound level - Wikipedia

    en.wikipedia.org/wiki/Day-Night_Average_Sound_Level

    The day-night average sound level (Ldn or DNL) is the average noise level over a 24-hour period. The noise level measurements between the hours of 22:00 and 07:00 are artificially increased by 10 dB before averaging. This noise is weighted to take into account the decrease in community background noise of 10 dB during this period.

  7. Movietone sound system - Wikipedia

    en.wikipedia.org/wiki/Movietone_sound_system

    The commercial use of Movietone began when William Fox of the Fox Film Corporation purchased the entire system, including the patents, in July 1926. Despite Fox owning the Case patents, the work of Freeman Harrison Owens, and the American rights to the German Tri-Ergon patents, the Movietone sound film system utilized only the inventions of Case Research Lab.

  8. Dubbing - Wikipedia

    en.wikipedia.org/wiki/Dubbing

    Dual sound programs, such as Korean, Japanese and Filipino dramas, offer sound in the original languages with subtitles, Mandarin-dubbed and subtitled, or English-dubbed. The deliberate policy to encourage Mandarin among citizens made it required by law for programs in other Chinese dialects ( Hokkien , Cantonese and Teochew ) to be dubbed into ...

  9. Hollywood Tonight - Wikipedia

    en.wikipedia.org/wiki/Hollywood_Tonight

    There's a strong 80's vibe to 'Hollywood Tonight'—even the female dancer in the video looks like a young Brooke Shields, who Michael was linked to in the 80's." [ 14 ] Negative review comes from Carl Cortez of Assignment X for the "throwback mix" on 7-inch single and music video, he said the mix is "a little sharper than the original, but ...