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A multiphonic is an extended technique on a monophonic musical instrument (one that generally produces only one note at a time) in which several notes are produced at once. This includes wind, reed, and brass instruments, as well as the human voice. Multiphonic-like sounds on string instruments, both bowed and hammered, have also been called multiphonics, for lack of better terminology and scarcity of research.
Multiphonics on wind instruments are primarily a 20th-century technique, though the brass technique of singing while playing has been known since the 18th century and used by composers such as Carl Maria von Weber. Commonly, no more than four notes will be produced at once, though for some chords on some instruments it is possible to get several more.
On woodwind instruments—e.g., saxophone, clarinet, oboe, bassoon, flute, and recorder—multiphonics can be produced either with new fingerings, by using different embouchures, or voicing the throat with conventional fingerings. There have been numerous fingering guides published for the woodwind player to achieve harmonics. Multiphonics on reed instruments can also be produced in the manners described below for brass instruments.
It is said to be impossible to recreate exactly the conditions between one player and the next, due to minute differences in instruments, reeds, embouchure, and other things. This, however, is not entirely true; the multiphonic will depend on the room temperature and other such things, but essentially multiphonics sound the same due to the harmonic structure of the multiphonic. A multiphonic fingering that works for one player may not work for that same player on a different instrument, or a different player on the same instrument, or even after switching reeds. This is often the result of slightly different construction of two instruments from different makers.
In brass instruments, the most common method of producing multiphonics is by simultaneously playing the instrument and singing into it. When the sung note has a different frequency than the played note (preferably within the harmonic series of the played note), several new notes that are the sums/differences of the frequencies of the sung note and the played note are produced; leading to the popular term trumpet/trombone/horn growl. This technique is also called "horn chords". The tone sung doesn't necessarily have to be in the played tone's harmonic series, but the effect is more audible if it is. The tone quality of brass multiphonics is influenced strongly by the voice of the player.
Another method is referred to as "lip multiphonics", in which a brass player alters the airflow to blow between partials, in the harmonic series of the slide position/valve. The outcome is just as stable as any multiphonic and perfectly structured. When the frequencies add together or subtract from each other (essentially merge), the fundamental is recreated. For example: A 440 and A 220. This would combine to make 660, creating a new fundamental of the second lowest B of the piano.
A third method, known as 'split tones' or double buzz, produces multiphonics when players make their lips vibrate at different speeds against each other. The most common result is a perfect interval, but the range of intervals produced can vary broadly.
String instruments can also produce multiphonic tones when strings are bowed or hammered (as in piano multiphonics) between the harmonic nodes. This works best on larger instruments like double bass and cello. [1] Another technique involves the rotational oscillation mode of the string, which might be twisted to adjust the rotational tension. Other multiphonic extended techniques used are prepared piano, prepared guitar and 3rd bridge.
The technique of producing multiphonics with the voice is called overtone singing (typically with secondary resonant structure) or throat singing (typically with additional tones from throat trills).
There is another technique done in whistling, where whistlers hum in their throats while whistling with the front parts of their mouths. This is well known for achieving a spacey "ring modulation" sound (e.g. by Jim Carrey in The Truman Show ).[ citation needed ] All three vibrations—whistle, voice and throat trill—can be combined also.
In general, when playing a wind instrument, the tone that comes out consists of the fundamental—the pitch usually identified as the note being played—as well as pitches with frequencies that are integer multiples of the frequency of the fundamental. (Only pure sine wave tones lack these overtones.) Normally, only the fundamental pitch is perceived as being played.
By controlling the air flow through the instrument and the shape of the column (by changing fingering or valve position), a player may produce two distinct tones not part of the same harmonic series.
Multiphonics may be notated in score in a variety of ways. When exact pitches are specified, one method of notation is simply to indicate a chord, leaving the performer to figure out what techniques are necessary to achieve it. Common on woodwind music is to specify a particular fingering underneath the required note; as different fingerings produce different qualities of sound, a composer who is concerned about the precise effect created may wish to do this. (The same fingering can cause different result on instruments from different manufacturers, due to variations in construction.) Approximate pitches may be specified by wavy lines or in cluster notation to designate acceptable ranges of sound. There is, however, a wide range of notation used to designate multiphonics, with several individual composers preferring notations not in common use. Piano multiphonic notation can include, among other factors, the numbers of sounding partials or fingering distances on the string. Such notations have been developed in recent studies by C. J. Walter and J. Vesikkala. [2]
The first real use of multiphonics in literature are of the brass "horn chord" style. Carl Maria von Weber used this technique in horn compositions, leading up to his well-known Concertino for horn and orchestra of 1815.[ citation needed ]
Woodwind multiphonics and brass lip multiphonics did not make appearances in classical music until the 20th century, with pioneering compositions such as Luciano Berio's Sequenzas for solo wind instruments [3] [4] and Proporzioni for solo flute by Franco Evangelisti using them extensively in 1958. [5] Multiphonics are widely today used in contemporary classical music. [6]
The technique is used in jazz as early as the 1920s by Adrian Rollini on his bass saxophone. Then it was largely forgotten until Illinois Jacquet used them in the 1940s. Multiphonics were also widely used by John Coltrane, and jazz flautist Jeremy Steig.[ citation needed ]
The bassoon is a woodwind instrument in the woodwind family, which plays in the tenor and bass ranges. It is composed of six pieces, and is usually made of wood. It is known for its distinctive tone color, wide range, versatility, and virtuosity. It is a non-transposing instrument and typically its music is written in the bass and tenor clefs, and sometimes in the treble. There are two forms of modern bassoon: the Buffet and Heckel systems. It is typically played while sitting using a seat strap, but can be played while standing if the player has a harness to hold the instrument. Sound is produced by rolling both lips over the reed and blowing direct air pressure to cause the reed to vibrate. Its fingering system can be quite complex when compared to those of other instruments. Appearing in its modern form in the 19th century, the bassoon figures prominently in orchestral, concert band, and chamber music literature, and is occasionally heard in pop, rock, and jazz settings as well. One who plays a bassoon is called a bassoonist.
The pitch of a brass instrument corresponds to the lowest playable resonance frequency of the open instrument. The combined resonances resemble a harmonic series. The fundamental frequency of the harmonic series can be varied by adjusting the length of the tubing using the instrument's valve, slide, key or crook system, while the player's embouchure, lip tension and air flow serve to select a specific harmonic from the available series for playing. The fundamental is essentially missing from the resonances and is impractical to play on most brass instruments, but the overtones account for most pitches.
The trumpet is a brass instrument commonly used in classical and jazz ensembles. The trumpet group ranges from the piccolo trumpet—with the highest register in the brass family—to the bass trumpet, pitched one octave below the standard B♭ or C trumpet.
A harmonic is a wave with a frequency that is a positive integer multiple of the fundamental frequency, the frequency of the original periodic signal, such as a sinusoidal wave. The original signal is also called the 1st harmonic, the other harmonics are known as higher harmonics. As all harmonics are periodic at the fundamental frequency, the sum of harmonics is also periodic at that frequency. The set of harmonics forms a harmonic series.
An overtone is any resonant frequency above the fundamental frequency of a sound. In other words, overtones are all pitches higher than the lowest pitch within an individual sound; the fundamental is the lowest pitch. While the fundamental is usually heard most prominently, overtones are actually present in any pitch except a true sine wave. The relative volume or amplitude of various overtone partials is one of the key identifying features of timbre, or the individual characteristic of a sound.
The tin whistle, also called the penny whistle, is a simple six-holed woodwind instrument. It is a type of fipple flute, putting it in the same class as the recorder, Native American flute, and other woodwind instruments that meet such criteria. A tin whistle player is called a whistler. The tin whistle is closely associated with Irish traditional music and Celtic music. Other names for the instrument are the flageolet, English flageolet, Scottish penny whistle, tin flageolet, or Irish whistle.
A transposing instrument is a musical instrument for which music notation is not written at concert pitch. For example, playing a written middle C on a transposing instrument produces a pitch other than middle C; that sounding pitch identifies the interval of transposition when describing the instrument. Playing a written C on clarinet or soprano saxophone produces a concert B♭, so these are referred to as B♭ instruments. Providing transposed music for these instruments is a convention of musical notation. The instruments do not transpose the music; rather, their music is written at a transposed pitch. Where chords are indicated for improvisation they are also written in the appropriate transposed form.
In music, timbre, also known as tone color or tone quality, is the perceived sound quality of a musical note, sound or tone. Timbre distinguishes different types of sound production, such as choir voices and musical instruments. It also enables listeners to distinguish different instruments in the same category.
Overblowing is the manipulation of supplied air through a wind instrument that causes the sounded pitch to jump to a higher one without a fingering change or the operation of a slide. Overblowing may involve a change in the air pressure, in the point at which the air is directed, or in the resonance characteristics of the chamber formed by the mouth and throat of the player.
In music, extended technique is unconventional, unorthodox, or non-traditional methods of singing or of playing musical instruments employed to obtain unusual sounds or timbres.
A quarter tone is a pitch halfway between the usual notes of a chromatic scale or an interval about half as wide as a semitone, which itself is half a whole tone. Quarter tones divide the octave by 50 cents each, and have 24 different pitches.
Split tones are a multiphonic effect on brass instruments. During normal play, the upper and lower lips will vibrate together at the same speed. If, however, the lips are set to vibrate at different speeds two pitches may be perceived. When not done intentionally, split tones are referred to pejoratively as "double buzzing".
Altissimo is the uppermost register on woodwind instruments. For clarinets, which overblow on odd harmonics, the altissimo notes are those based on the fifth, seventh, and higher harmonics. For other woodwinds, the altissimo notes are those based on the third, fourth, and higher harmonics. The altissimo register is also known as the high register.
In music, fingering, or on stringed instruments sometimes also called stopping, is the choice of which fingers and hand positions to use when playing certain musical instruments. Fingering typically changes throughout a piece; the challenge of choosing good fingering for a piece is to make the hand movements as comfortable as possible without changing hand position too often. A fingering can be the result of the working process of the composer, who puts it into the manuscript, an editor, who adds it into the printed score, or the performer, who puts his or her own fingering in the score or in performance.
Fingering...also stopping...(1) A system of symbols for the fingers of the hand used to associate specific notes with specific fingers....(2)Control of finger movements and position to achieve physiological efficiency, acoustical accuracy [frequency and amplitude] and musical articulation.
In music, the bore of a wind instrument is its interior chamber. This defines a flow path through which air travels, which is set into vibration to produce sounds. The shape of the bore has a strong influence on the instrument's timbre.
Musical technique is the ability of instrumental and vocal musicians to exert optimal control of their instruments or vocal cords in order to produce the precise musical effects they desire. Improving one's technique generally entails practicing exercises that improve one's muscular sensitivity and agility. Technique is independent of musicality. Compositional technique is the ability and knowledge composers use to create music, and may be distinguished from instrumental or performance technique, which in classical music is used to realize compositions, but may also be used in musical improvisation. Extended techniques are distinguished from more simple and more common techniques. Musical technique may also be distinguished from music theory, in that performance is a practical matter, but study of music theory is often used to understand better and to improve techniques. Techniques such as intonation or timbre, articulation, and musical phrasing are nearly universal to all instruments.
Growling is a musical technique where the instrumentalist vocalizes into the instrument to alter quality of the sound. Growling is used primarily in rock and blues style playing, it is also frequently used in klezmer music; it is popular in the woodwind family of instruments, especially the saxophone, though it is also commonly used on brass instruments, as well. It is commonly used by mainstream artists such as Ben Webster, Illinois Jacquet and Earl Bostic. Outside of these styles and instruments, it is often considered a novelty effect.
A wind instrument is a musical instrument that contains some type of resonator in which a column of air is set into vibration by the player blowing into a mouthpiece set at or near the end of the resonator. The pitch of the vibration is determined by the length of the tube and by manual modifications of the effective length of the vibrating column of air. In the case of some wind instruments, sound is produced by blowing through a reed; others require buzzing into a metal mouthpiece, while yet others require the player to blow into a hole at an edge, which splits the air column and creates the sound.
Sequenza VII is a composition for solo oboe by Luciano Berio, the seventh of his fourteen Sequenze. The sequenza calls for extended technique. In 1975, Berio used Sequenza VII as part of Chemins IV, which included an orchestra of eleven string instruments. In 1993, Claude Delangle adapted the work for soprano saxophone, naming the revised work Sequenza VIIb.
Early formal usages of flute multiphonics include the Sequenza by Luciano Berio (1958) and Proporzioni by Franco Evangelisti (1958)