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  <author_name>yoya</author_name>
  <author_url>https://blog.hatena.ne.jp/yoya/</author_url>
  <blog_title>yoya's diary</blog_title>
  <blog_url>https://yoya.hatenadiary.jp/</blog_url>
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  <description>力づくだけど。 実験ページ http://awm.jp/~yoya/diary/data/2013/01/03/audiobuffer2.html コード まず、波形１個分のデータを作る。これは正弦波 var oneCycleLength = sampleRate / standardTone; var buf = context.createBuffer(1, oneCycleLength, sampleRate); var data = buf.getChannelData(0); var delta = 2 * Math.PI / oneCycleLength; var volume =…</description>
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  <image_url></image_url>
  <provider_name>Hatena Blog</provider_name>
  <provider_url>https://hatena.blog</provider_url>
  <published>2013-01-03 00:00:00</published>
  <title>WebAudio で平均律</title>
  <type>rich</type>
  <url>https://yoya.hatenadiary.jp/entry/20130103/tone</url>
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