{"id":4302,"date":"2019-08-27T20:45:23","date_gmt":"2019-08-28T03:45:23","guid":{"rendered":""},"modified":"2023-10-16T09:46:40","modified_gmt":"2023-10-16T16:46:40","slug":"4302","status":"publish","type":"post","link":"https:\/\/www.vernier.com\/til\/4302","title":{"rendered":"How can I create FFTs using the Go Direct Sound Sensor (GDX-SND)?"},"content":{"rendered":"<p><a href=\"\/product\/go-direct-sound-sensor\/\">Go Direct<sup>&reg;<\/sup> Sound Sensor<\/a> (<nobr>GDX-SND<\/nobr>), can capture waveforms using its Microphone channel. By doing an FFT on those waveforms, you can find what frequency or frequencies contribute to the waveform. If you have a Go Direct Sound and would like to calculate FFTs using its Microphone data, you have two options:<\/p>\n<p><strong>Option 1<\/strong><br \/>\nConnect Go Direct Sound to a LabQuest 2 or LabQuest 3, either via USB or Bluetooth, and follow the same procedures that you use with <a href=\"\/product\/microphone\/\">Microphone<\/a> (<nobr>MCA-BTA<\/nobr>). See <a href=\"\/til\/2310\/\">How do I use LabQuest App to measure the frequency of sounds?<\/a>.<\/p>\n<p><strong>Option 2<br \/>\n<\/strong>Requires <a href=\"https:\/\/www.vernier.com\/product\/graphical-analysis\/\">Graphical Analysis Pro<\/a><br \/>\na. Collect Microphone data from Go Direct Sound in Graphical Analysis Pro.<br \/>\nb. From the Graph Tools menu, click or tap Apply FFT. FFT data will show in a new graph display.<\/p>","protected":false},"excerpt":{"rendered":"<p>, can capture waveforms using its Microphone channel. By doing an FFT on those waveforms, you can find what frequency or frequencies contribute to the&#8230;<\/p>\n","protected":false},"author":100811,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[561,323,536,7171],"class_list":["post-4302","post","type-post","status-publish","format-standard","hentry","tag-fast-fourier-transform","tag-fft","tag-gdx-snd","tag-go-direct-sound"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/4302","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/users\/100811"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/comments?post=4302"}],"version-history":[{"count":0,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/4302\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/media?parent=4302"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/categories?post=4302"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/tags?post=4302"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}