{"id":1714,"date":"2021-02-28T08:40:16","date_gmt":"2021-02-28T15:40:16","guid":{"rendered":"http:\/\/www.timsummers.org\/?p=1714"},"modified":"2021-02-28T08:59:19","modified_gmt":"2021-02-28T15:59:19","slug":"shepard-tones","status":"publish","type":"post","link":"https:\/\/www.timsummers.org\/?p=1714","title":{"rendered":"shepard tones"},"content":{"rendered":"\n<p>Just as an experiment, here are a few chord progressions given as <a href=\"https:\/\/en.wikipedia.org\/wiki\/Shepard_tone\">shepard tones<\/a>. I was curious to see\/hear how they would affect the perception of voice leading. (The intonation is just: powers of 3, sequential.)<\/p>\n\n\n\n<h2>C Major: ii-V-I<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"http:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/Unknown.png\"><img loading=\"lazy\" width=\"852\" height=\"218\" src=\"http:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/Unknown.png\" alt=\"\" class=\"wp-image-1727\" srcset=\"https:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/Unknown.png 852w, https:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/Unknown-300x77.png 300w, https:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/Unknown-768x197.png 768w\" sizes=\"(max-width: 852px) 100vw, 852px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"http:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/ii_V_I_CM_just-2.mp3\"><\/audio><figcaption>ii-V-I with Shepard tones<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"http:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/ii_V_I_CM_just_pure.mp3\"><\/audio><figcaption>ii-ViI with pure sine waves<\/figcaption><\/figure>\n\n\n\n<h2>C minor ii-V-i:<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"http:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/Unknown-1.png\"><img loading=\"lazy\" width=\"861\" height=\"218\" src=\"http:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/Unknown-1.png\" alt=\"\" class=\"wp-image-1725\" srcset=\"https:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/Unknown-1.png 861w, https:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/Unknown-1-300x76.png 300w, https:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/Unknown-1-768x194.png 768w\" sizes=\"(max-width: 861px) 100vw, 861px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"http:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/ii_V_i_Cmin_just.mp3\"><\/audio><figcaption>ii-V-i with Shepard tones<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"http:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/ii_V_i_Cmin_just_pure.mp3\"><\/audio><figcaption>ii-V-I with pure sine waves<\/figcaption><\/figure>\n\n\n\n<h2>A harmonic minor ii-V-i:<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><a href=\"http:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/Unknown-3.png\"><img loading=\"lazy\" width=\"872\" height=\"218\" src=\"http:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/Unknown-3.png\" alt=\"\" class=\"wp-image-1726\" srcset=\"https:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/Unknown-3.png 872w, https:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/Unknown-3-300x75.png 300w, https:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/Unknown-3-768x192.png 768w\" sizes=\"(max-width: 872px) 100vw, 872px\" \/><\/a><\/figure>\n\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"http:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/ii_V_i_Ahm_just.mp3\"><\/audio><figcaption>ii-V-i (harmonic minor) with Shepard tones<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-audio\"><audio controls src=\"http:\/\/www.timsummers.org\/wp-content\/uploads\/2021\/02\/ii_V_i_Ahm_just_pure.mp3\"><\/audio><figcaption>ii-V-i (harmonic minor) with pure sine waves<\/figcaption><\/figure>\n\n\n\n<p>It begins to introduce questions of voice leading and of register&#8230; and orchestration. That will all come later.<\/p>\n\n\n\n<p>In any case, perhaps it is a useful spreading of the powers of three back into the powers of two, for the ears.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Just as an experiment, here are a few chord progressions given as shepard tones. I was curious to see\/hear how they would affect the perception of voice leading. (The intonation is just: powers of 3, sequential.) C Major: ii-V-I C minor ii-V-i: A harmonic minor ii-V-i: It begins to introduce questions of voice leading and [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[60],"tags":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.9 - aioseo.com -->\n\t<meta name=\"description\" content=\"Just as an experiment, here are a few chord progressions given as shepard tones. 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