{"id":16219,"date":"2022-10-27T13:17:42","date_gmt":"2022-10-27T20:17:42","guid":{"rendered":"https:\/\/www.vernier.com\/til\/?p=16219"},"modified":"2022-11-01T13:18:08","modified_gmt":"2022-11-01T20:18:08","slug":"how-do-i-set-up-a-go-direct-photogate-with-a-labquest-to-measure-an-atwoods-machine","status":"publish","type":"post","link":"https:\/\/www.vernier.com\/til\/16219","title":{"rendered":"How do I set up a Go Direct Photogate with a LabQuest to measure an Atwood&#8217;s Machine?"},"content":{"rendered":"<p><strong>Note<\/strong>: If you have attempted to set this up before finding this article, you may have some leftover settings that will interfere with the configuration. For a clean start, choose File &gt; New to start a new activity. Be sure to follow all of these steps.<\/p>\n<ol class=\"wp-block-list\">\n<li>Connect the <a href=\"\/product\/go-direct-photogate\/\">Go Direct<sup>&reg;<\/sup> Photogate<\/a> (<nobr>GDX-VPG<\/nobr>) to the LabQuest, either via USB cable or wirelessly.<\/li>\n<li>Tap on the live readout of the photogate state and select &#8220;Sensor Channels.&#8221; Check the &#8220;Gate 2 &#8211; Gate State&#8221; option; uncheck any other options. Each Go Direct photogate has two internal photogates, but only Gate 2 is blocked by the pulley.<\/li>\n<li>Tap on the &#8220;Timing: Motion&#8221; section on the right-hand side of the Meter screen to bring up the photogate modes.<\/li>\n<li>In the Photogate Mode section, select Pulley. Most new pulleys, like our <a href=\"https:\/\/www.vernier.com\/product\/ultra-pulley-attachment\/\">Ultra Pulley<\/a>, have 10 spokes. And for an Atwood&#8217;s machine, the string is usually in the groove. Verify that those options are selected.<\/li>\n<\/ol>\n<p>You are now ready for data collection! Hang the masses and tap Collect to capture motion data.<\/p>\n<figure class=\"wp-block-gallery has-nested-images columns-4 wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"855\" height=\"529\" data-id=\"16221\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/1-Setup_Channels.png\" alt=\"\" class=\"wp-image-16221\" srcset=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/1-Setup_Channels.png 855w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/1-Setup_Channels-600x370.png 600w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/1-Setup_Channels-768x475.png 768w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/1-Setup_Channels-220x135.png 220w\" sizes=\"auto, (max-width: 855px) 100vw, 855px\" \/><\/figure>\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"855\" height=\"490\" data-id=\"16224\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/2-Choose_Gate_2.png\" alt=\"\" class=\"wp-image-16224\" srcset=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/2-Choose_Gate_2.png 855w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/2-Choose_Gate_2-600x344.png 600w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/2-Choose_Gate_2-768x440.png 768w\" sizes=\"auto, (max-width: 855px) 100vw, 855px\" \/><\/figure>\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"859\" height=\"487\" data-id=\"16222\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/3-Change_Timing.png\" alt=\"\" class=\"wp-image-16222\" srcset=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/3-Change_Timing.png 859w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/3-Change_Timing-600x340.png 600w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/3-Change_Timing-768x435.png 768w\" sizes=\"auto, (max-width: 859px) 100vw, 859px\" \/><\/figure>\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"855\" height=\"487\" data-id=\"16223\" src=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/4-Choose_Pulley.png\" alt=\"\" class=\"wp-image-16223\" srcset=\"https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/4-Choose_Pulley.png 855w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/4-Choose_Pulley-600x342.png 600w, https:\/\/www.vernier.com\/til\/wp-content\/uploads\/sites\/2\/2022\/10\/4-Choose_Pulley-768x437.png 768w\" sizes=\"auto, (max-width: 855px) 100vw, 855px\" \/><\/figure>\n<\/figure>\n<p>Related: <a href=\"\/til\/2076\/\">How do I attach a Photogate and Ultra Pulley to the end of a Vernier Track?<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Note: If you have attempted to set this up before finding this article, you may have some leftover settings that will interfere with the configuration&#8230;.<\/p>\n","protected":false},"author":31,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[],"tags":[5699,3786,2397,491,5647,1554,379],"class_list":["post-16219","post","type-post","status-publish","format-standard","hentry","tag-atwood-machine","tag-gdx-vpg","tag-labquest","tag-photogate","tag-photogate-mode","tag-pulley","tag-spa"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/16219","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\/31"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/comments?post=16219"}],"version-history":[{"count":0,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/posts\/16219\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/media?parent=16219"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/categories?post=16219"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vernier.com\/til\/wp-json\/wp\/v2\/tags?post=16219"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}