14-乐音、噪音、乐音体系、音列

1 乐音

稳定振动,频率不变(这里先看最下面那个线)

2 噪音

(揉纸的声音)没有频率线,频率不稳定

需要注意的是,这里的噪音只是学术概念而非生活概念。

因此,除了乐音乐器以外,还有噪音乐器(鼓、镲等)

3 乐音体系

音乐中使用到的所有乐音的总和称为“乐音体系”

4 音列

在乐音体系中取若干个乐音,然后将它们有序的排列起来,这样一个集体就称为一个音列。

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Source: github.com/k4yt3x/flowerhd
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