active sound control
41Mercedes-Benz W221 — For a complete overview of all S Class models, see Mercedes Benz S Class. Mercedes Benz W221 Manufacturer …
42Acoustic quieting — This article primarily discusses mechanical and acoustic noise. See Noise reduction for electronic noise. : For noise masking by saturation, see Sound masking or pink noise.Acoustic quieting is the process of making machinery quieter by damping… …
43Colors of noise — White Pink Red (Brownian) Grey While noise is by definition derived from a random signal, it can have different characteristic statistical properties corresponding to different mappings from a source of randomness to the concrete noise. Spectral… …
44Noise-canceling microphone — A noise canceling microphone is a microphone designed to filter out ambient noise from the desired sound, especially useful in noisy environments. Contents 1 Technical detail 2 Alternative technologies 3 Applications …
45Soundproofing — is any means of reducing the intensity of sound with respect to a specified source and receptor. There are several basic approaches to reducing sound: increasing the distance between source and receiver, using noise barriers to block or absorb… …
46Chevrolet Corvette (C4) — This article is about the fourth generation Chevrolet Corvette (C4). For general Corvette information, see Chevrolet Corvette. Chevrolet Corvette (C4) 1996 Chevrolet Corvette Coupe Manufacturer Chevrol …
47Mercedes-Benz Baureihe 221 — Mercedes Benz S 320 CDI 4MATIC L (2005–2009) Baureihe 2 …
48Iron Man's armor — refers to the powered metal suit worn by Tony Stark when he assumes his superhero role of Iron Man. The first version of the armor was created by Stark with the help of Ho Yinsen. Unlike most other superheroes, the appearance of Stark s armor has …
49Noise-cancelling headphones — Showing 13.5φEX Headphone with noise cancellation from Sony Walkman Series NW S705F Noise cancelling headphones reduce unwanted ambient sounds (i.e., acoustic noise) by means of active noise control (ANC). This involves using one or more… …
50STS-133 — Mission insignia Mission statistics Mission name STS 133 Space shuttle Discovery …
