Directory: Top/Arts/Music/Theory

Eric Weisstein's Treasure Trove of Music
A reference resource on music theory, covering in brief a vast array of topics.
http://www.ericweisstein.com/encyclopedias/music/
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The Tonal Centre
Interactive site for music composers and theorists which explains and demonstrates some of the key concepts of tonality; including chords, scales, cadences, and modulation.
http://www.tonalcentre.org/
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Nuottila
Online ear training fundamentals site. [Requires Java]
http://www.nuottila.info/2007/
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The Musical Octave
Thomas Váczy Hightower's study of musical scales. Discuses the meta-physical properties of music and the creation of musical scales from an acoustic and mathematical perspective.
http://home22.inet.tele.dk/hightower/
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Music Theory Society of New York State
Provides a forum for the exchange of information and to promote music theory as a scholarly and pedagogical discipline. Site also contains membership and scholarship information as well as open calls for papers.
http://www.ithaca.edu/music/mtsnys/
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Music Theory
A guide to music theory that including chords, scales, music notation and other music theory topics. Has weblog format; includes links as well.
http://www.musictheoryblog.blogspot.com
Blogspot.com ~ Site Info Whois Trace Route RBL Check

Interactive Circle of Fifths
A free music theory tool designed to help musicians interpret chord progressions, easily transpose music to a different key, compose new music, and understand key signatures, scales, and modes.
http://randscullard.com/CircleOfFifths/
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Atonal Set Calculator
Interactive atonal set calculator for pitch class sets and twelve-tone rows. Enter one or two sets and find normal order, prime form, Forte number, interval vector, and symmetry.
http://ericandchar.com/atonal/
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