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2. Dynamic range compression - Wikipedia

   en.wikipedia.org/wiki/Dynamic_range_compression

   Compression is used to improve performance and clarity in public address systems, as an effect and to improve consistency in mixing and mastering. It is used on voice to reduce sibilance and in broadcasting and advertising to make an audio program stand out. It is an integral technology in some noise reduction systems.

3. Noise reduction - Wikipedia

   en.wikipedia.org/wiki/Noise_reduction

   Noise reduction. Noise reduction is the process of removing noise from a signal. Noise reduction techniques exist for audio and images. Noise reduction algorithms may distort the signal to some degree. Noise rejection is the ability of a circuit to isolate an undesired signal component from the desired signal component, as with common-mode ...

4. Unusual types of gramophone records - Wikipedia

   en.wikipedia.org/wiki/Unusual_types_of...

   In the 1970s and 1980s, more than a thousand audiophile records were produced with audio tracks specially encoded to be played back through various noise reduction systems in order to reduce noise and increase the dynamic range. Systems employed include dbx disc (1973–1982), Telefunken/Nakamichi High-Com II (1979–1982), CBS CX 20 (1981 ...

5. Dolby noise-reduction system - Wikipedia

   en.wikipedia.org/wiki/Dolby_noise-reduction_system

   A Dolby noise-reduction system, or Dolby NR, is one of a series of noise reduction systems developed by Dolby Laboratories for use in analog audio tape recording. [1] The first was Dolby A, a professional broadband noise reduction system for recording studios in 1965, but the best-known is Dolby B (introduced in 1968), a sliding band system for the consumer market, which helped make high ...

6. Category:Noise reduction - Wikipedia

   en.wikipedia.org/wiki/Category:Noise_reduction

   Noise reduction systems‎ (3 C, 9 P) Pages in category "Noise reduction" ... Power attenuator (guitar) S. Signal subspace;

7. Noise in music - Wikipedia

   en.wikipedia.org/wiki/Noise_in_music

   Dolby 361 A-type noise reduction module. In music, " noise " has been variously described as unpitched, indeterminate, uncontrolled, convoluted, unmelodic, loud, otherwise unmusical, or unwanted sound, or simply as sound in general. The exact definition is often a matter of both cultural norms and personal tastes.

8. 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 ...

9. dbx (noise reduction) - Wikipedia

   en.wikipedia.org/wiki/Dbx_(noise_reduction)

   dbx is a family of noise reduction systems developed by the company of the same name. The most common implementations are dbx Type I and dbx Type II for analog tape recording and, less commonly, vinyl LPs. A separate implementation, known as dbx-TV, is part of the MTS system used to provide stereo sound to North American and certain other TV ...