MUSC 205 Lecture Notes - Lecture 14: Sine Wave, White Noise, Art Music

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10 Dec 2014
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Futurism: early 20th century aesthetic that embraced speed, noise, and technology. New-age instruments generate sounds that floated in a netherworld between music and noise, machines sometimes performed the music without human intervention. Popular music genres: (jazz) were infused into art music works, and the musical sounds were often utilized in popular culture. Theremin: early electronic instrument controlled by the performer"s proximity to antennae. Sine wave: a continuous uniform wave with unchanging frequency and amplitude; associated with a pure sound that contains no harmonics. Electroacoustic: general term that describes multi-faceted music genres, all of which use electronic technology to allow access to sound. Frequency modulation: altering a wave by changing the frequency with which the wave recurs, resulting in timbral change. Signal filtering: altering the frequency content of a sound signal to create desired effects. Musique concrete: technique in which recordings of live sounds are used as compositional building blocks.

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