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A quarter tone is an interval half as wide (aurally, or logarithmically) as a semitone, which is half a whole tone. The examples and perspective in this article or section may not represent a worldwide view. ...
A semitone (also known in the USA as a half step) is a musical interval. ...
The musical interval of a major second — also called a whole-tone — is the relationship between the first note (the root or tonic) and the second note in a major scale (and also a minor scale). ...
In equal temperament the quarter tone is 50 cents or 21/24 or 1.0293. In 24 tone equal temperament, or the quarter tone scale, it is the smallest step. In just intonation it is often 36:35 or 33:32. An equal temperament is a musical temperament, or system of tuning, in which an interval, usually the octave, is divided into a series of equal steps (equal frequency ratios). ...
The cent is a logarithmic unit of measure used for musical intervals. ...
STEP has several meanings: Sixth Term Examination Paper The Society of Trust and Estate Practitioners. ...
In music, just intonation, also called rational intonation, is any musical tuning in which the frequencies of notes are related by whole number ratios; that is, by positive rational numbers. ...
Many composers are known for having written music including quarter tones or the quarter tone scale, first proposed by 19th-century music theorist Mikha'il Mishaqah (Touma 1996, p.16), including: Composers are people who write music. ...
Mikhail Mishaqah (1800-1889) was the first theorist to propose a division of the octave into twenty-four equal tones (24-tone equal temperament, quarter tone scale), this being the current basis of the Arab tone system. ...
Two quarter tones equal a half tone, and three make a three-quarter tone. A three-quarter tone may also be considered half of a minor third. Alois Hába (June 21, 1893 - November 18, 1973) was a Czech composer primarily known for his microtonal compositions, especially using the quarter tone scale, though he used others such as sixth-tones and twelfth-tones. ...
Charles Edward Ives (October 20, 1874 – May 19, 1954) was an American composer of classical music. ...
Krzysztof Penderecki. ...
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A minor third is the smaller of two commonly occurring musical intervals that span three diatonic scale degrees. ...
Music of the Middle East
While the use of quarter tones in Western music is a more recent and experimental phenomenon, these and other microtonal intervals have been an important part of the music of the Arab world, Turkey, Iran and neighboring lands for many centuries. To meet Wikipedias quality standards, this article or section may require restructuring. ...
The modern Arab tone system, or system of musical tuning, is based upon the theoretical division of the octave into twenty-four equal divisions or 24-tone equal temperament, the distance between each successive note being a quarter tone (50 cents). ...
Microtonal music is music using microtones -- intervals of less than a semitone, or as Charles Ives put it, the notes between the cracks of the piano. ...
Map of Arab League states in dark green with non-Arab areas in light green and Somalia and Djibouti in striped green due to their Arab League membership but non-Arab population. ...
Many Arabic maqamat contain intervals of three-quarter tone size; a short list of these follows.[1] (Note: Due to the lack of widespread support for Unicode quarter tone characters, a regular flat symbol is used with a strikethrough. The proper form has a short diagonal stroke through the stem, not a straight stroke through the bowl.) In Arabic music a maqaam (Arabic: ‎, Hebrew: ) is, a technique of improvisation that defines the pitches, patterns, and development of a piece of music and which is unique to Arabian art music. ...
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Figure 1. ...
- Bayati (بياتي): D E
♭ F G A B♭ C D - Rast (راست): C D E
♭ F G A B♭ C (with a B♭ replacing the B♭ in the descending scale) - Sabba (صبا): D E
♭ F G♭ A B♭ C D - Siga (سيكاه): E
♭ F G A B♭ C D E♭ The medieval philosopher and scientist Al-Farabi described a number of intervals in his work in music, including a number of quarter tones. Al Farabi (870-950) was born of a Turkish family and educated by a Christian physician in Baghdad, and was himself later considered a teacher on par with Aristotle. ...
Greek tetrachords The enharmonic genus of the tetrachord described by the Greek Archytas consists of two quarter tones and a major third. The enharmonic genus has historically been the most mysterious and controversial of the three Greek genera. ...
The tetrachord is a concept of music theory borrowed from ancient Greece. ...
Archytas Archytas (428 BC - 347 BC) was a Greek philosopher, mathematician, astronomer, statesman, strategist and commander-in-chief. ...
A major third is the larger of two commonly occuring musical intervals that span three diatonic scale degrees. ...
See also In musical tuning, a temperament is a system of tuning which slightly compromises the pure intervals of just intonation in order to meet other requirements of the system. ...
Sofia Gubaidulina Quaternion for cello quartet, two of the cellos are tuned down a quarter tone Music for Flute, Strings, and Percussion, the strings are divided into two sections, one of which is tuned a quarter-tone lower than the other. ...
References - ^ Spector, Johanna (May 1970). "Classical 'Ud Music in Egypt with Special Reference to Maqamat" (GIF). Ethnomusicology 14 (2): 243–257. Retrieved on 2006-09-08.
- Habib Hassan Touma (1996). The Music of the Arabs, trans. Laurie Schwartz. Portland, Oregon: Amadeus Press. ISBN 0-931340-88-8.
The introduction to this article provides insufficient context for those unfamiliar with the subject matter. ...
September 8 is the 251st day of the year (252nd in leap years). ...
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