{"id":705,"date":"2010-11-28T17:27:23","date_gmt":"2010-11-28T22:27:23","guid":{"rendered":"http:\/\/abrammorphew.com\/notes\/?p=705"},"modified":"2010-11-28T18:21:26","modified_gmt":"2010-11-28T23:21:26","slug":"bending-notes-with-pt2399","status":"publish","type":"post","link":"http:\/\/abrammorphew.com\/notes\/2010\/11\/28\/bending-notes-with-pt2399\/","title":{"rendered":"Bending notes with PT2399&#8230;"},"content":{"rendered":"<p><a href=\"http:\/\/abrammorphew.com\/notes\/wp-content\/uploads\/2010\/11\/IMG_5516.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/abrammorphew.com\/notes\/wp-content\/uploads\/2010\/11\/IMG_5516-300x225.jpg\" alt=\"\" title=\"IMG_5516\" width=\"300\" height=\"225\" class=\"alignnone size-medium wp-image-706\" srcset=\"http:\/\/abrammorphew.com\/notes\/wp-content\/uploads\/2010\/11\/IMG_5516-300x225.jpg 300w, http:\/\/abrammorphew.com\/notes\/wp-content\/uploads\/2010\/11\/IMG_5516-1024x768.jpg 1024w, http:\/\/abrammorphew.com\/notes\/wp-content\/uploads\/2010\/11\/IMG_5516.jpg 2048w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>i&#8217;ve been experimenting with this PT2399 chip and using various schematics to create a digital delay circuit. the delay time seems to be directly attached to the sample rate since lengthening the delay time gives a nice decrease in pitch. i&#8217;m toying with the idea of dropping a time constant in around the controlling delay time circuit to see about achieving a &#8220;tape warble&#8221; sort of effect. we&#8217;ll see what works. <\/p>\n<p>here&#8217;s the schematic i&#8217;ve been working with though the values i&#8217;m using are hardly similar.<br \/>\n<a href=\"http:\/\/abrammorphew.com\/notes\/wp-content\/uploads\/2010\/11\/rebotecircuit.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/abrammorphew.com\/notes\/wp-content\/uploads\/2010\/11\/rebotecircuit-300x203.jpg\" alt=\"\" title=\"rebotecircuit\" width=\"300\" height=\"203\" class=\"alignnone size-medium wp-image-708\" srcset=\"http:\/\/abrammorphew.com\/notes\/wp-content\/uploads\/2010\/11\/rebotecircuit-300x203.jpg 300w, http:\/\/abrammorphew.com\/notes\/wp-content\/uploads\/2010\/11\/rebotecircuit.jpg 620w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><br \/>\n[audio:http:\/\/abrammorphew.com\/notes\/wp-content\/uploads\/2010\/11\/pt2399-demo01.mp3|titles=pt2399-demo01]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>i&#8217;ve been experimenting with this PT2399 chip and using various schematics to create a digital delay circuit. the delay time seems to be directly attached to the sample rate since lengthening the delay time gives a nice decrease in pitch. i&#8217;m toying with the idea of dropping a time constant in around the controlling delay [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[81,70,281,80,83],"class_list":["post-705","post","type-post","status-publish","format-standard","hentry","category-notes","tag-delay","tag-effects","tag-electronics","tag-pt2399","tag-schematic"],"_links":{"self":[{"href":"http:\/\/abrammorphew.com\/notes\/wp-json\/wp\/v2\/posts\/705","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/abrammorphew.com\/notes\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/abrammorphew.com\/notes\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/abrammorphew.com\/notes\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/abrammorphew.com\/notes\/wp-json\/wp\/v2\/comments?post=705"}],"version-history":[{"count":5,"href":"http:\/\/abrammorphew.com\/notes\/wp-json\/wp\/v2\/posts\/705\/revisions"}],"predecessor-version":[{"id":714,"href":"http:\/\/abrammorphew.com\/notes\/wp-json\/wp\/v2\/posts\/705\/revisions\/714"}],"wp:attachment":[{"href":"http:\/\/abrammorphew.com\/notes\/wp-json\/wp\/v2\/media?parent=705"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/abrammorphew.com\/notes\/wp-json\/wp\/v2\/categories?post=705"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/abrammorphew.com\/notes\/wp-json\/wp\/v2\/tags?post=705"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}