« Apprendre la guitare/Power chords » : différence entre les versions

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Ligne 21 :
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Choisissez un son très saturé, et jouez aux doigts chacun des couples de notes constitués du Mi grave et d’une autre de note de l’accord. Les mélanges de ces couples de notes n’ont tous pas le même degré d’homogénéité sonore : les plus ''consonants'', c’est-à-dire les plus homogènes, sont ceux des notes en rapport d’octave (Mi grave et Mi intermédiaire, Mi grave et Mi aigu). Un peu moins consonants sont les mélanges des notes en rapport de quinte (Mi grave et le Si intermédiaire, Mi grave et le Si le plus aigu). Le mélange le plus ''dissonant'', c’est-à-dire le moins consonant, et celui du Mi grave et de la tierce de l’accord, Sol&#x266f;. Jouez à présent, toujours en son très saturé, l’accord suivant :
Ligne 67 :
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Cet accord sonne nettement plus homogène que le précédent. La tierce de l’accord initial, Sol&#x266f;, a été remontée d'un ton et demi (3 frettes) jusqu’à la note Si, redoublée par la corde Si à vide. L'accord obtenu n’est plus formé que de notes en rapport de quinte (Si) ou d’octave (Mi) avec sa note la plus grave, qui est aussi la fondamentale de l’accord. Il est la forme power-chord de Mi. Cet accord n'est ni majeur, ni mineur : il ne contient plus de tierce. Il se note Mi 5 (E 5).
Ligne 91 :
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{{Guitar String 6x3 44px|=<!--
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{{Guitar String 6x4 44px|=<!--
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{{Guitar String 6x4 44px|=<!--
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Ligne 142 :
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{{Guitar String 6x3 44px|=<!--
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{{Guitar String 6x4 44px|=<!--
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{{Guitar String 6x4 44px|=<!--
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Noter qu'un renversement de power-chord produit un son presque aussi massif que si la fondamentale était à la basse, sous la quinte de l'accord. Dans la suite d'accords suivante, le second accord produit l'illusion d'un Mi&#x266d; grave sous le Si&#x266d; grave :
Ligne 189 :
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Ligne 219 :
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{{Guitar String 6x4 44px|=<!--
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{{Guitar String 6x5 44px|=<!--
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Ligne 255 :
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Dans les deux derniers accords, le doigt placé sur la corde la plus grave effleure la corde adjacente de manière à l'étouffer.
Ligne 295 :
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Les deux formes suivantes ont une sonorité très homogène, mais demandent un peu de souplesse à la main gauche. Il peut être intéressant de les jouer sous forme arpégée :
Ligne 332 :
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{{Guitar String 6x5 44px|=<!--
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=== Accords de quarte suspendue ===
Ligne 361 :
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Les deux formes suivantes sont utilisables. On peut leur associer des formes transposables, mais celles-ci sont difficilement jouables :
Ligne 398 :
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=== Accords de quarte suspendue avec septième et sans quinte ===
Ligne 427 :
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{| border="0" width = "400"
Ligne 463 :
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Ligne 498 :
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{{Guitar String 6x5 44px|=<!--
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Ligne 526 :
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=== Accords de quarte suspendue avec septième ===
Ligne 555 :
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{{Guitar String 6x5 44px|=<!--
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Ligne 603 :
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{{Guitar String 6x4 44px|=<!--
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[[Catégorie:Apprendre la guitare (livre)|Power chords]]