{"id":9309,"date":"2016-03-02T14:01:35","date_gmt":"2016-03-02T14:01:35","guid":{"rendered":"https:\/\/www.electronicsforu.com\/?p=9309"},"modified":"2022-12-27T17:36:44","modified_gmt":"2022-12-27T12:06:44","slug":"build-simple-laser-tachometer","status":"publish","type":"post","link":"https:\/\/www.electronicsforu.com\/market-verticals\/led\/build-simple-laser-tachometer","title":{"rendered":"How To Build A Simple Laser Tachometer"},"content":{"rendered":"<p>Did you know you can use an LED as a light sensor? In this video, the author will show you how to use this phenomenon to build a laser tachometer capable of measuring the RPM of any mechanical devices. Courtesy: Afrotechmods<\/p>\n<hr \/>\n","protected":false},"excerpt":{"rendered":"<p>Did you know you can use an LED as a light sensor? In this video, the author will show you how to use this phenomenon to build a laser tachometer capable of measuring the RPM of any mechanical devices. Courtesy: Afrotechmods<\/p>\n","protected":false},"author":13,"featured_media":22611,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"video","meta":{"footnotes":""},"categories":[43,37,48,47],"tags":[240],"class_list":{"0":"post-9309","1":"post","2":"type-post","3":"status-publish","4":"format-video","5":"has-post-thumbnail","7":"category-led","8":"category-market-verticals","9":"category-videos","10":"category-videos-slideshows","11":"tag-tutorial","12":"post_format-post-format-video"},"_links":{"self":[{"href":"https:\/\/www.electronicsforu.com\/wp-json\/wp\/v2\/posts\/9309","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.electronicsforu.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.electronicsforu.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.electronicsforu.com\/wp-json\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/www.electronicsforu.com\/wp-json\/wp\/v2\/comments?post=9309"}],"version-history":[{"count":0,"href":"https:\/\/www.electronicsforu.com\/wp-json\/wp\/v2\/posts\/9309\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.electronicsforu.com\/wp-json\/wp\/v2\/media\/22611"}],"wp:attachment":[{"href":"https:\/\/www.electronicsforu.com\/wp-json\/wp\/v2\/media?parent=9309"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.electronicsforu.com\/wp-json\/wp\/v2\/categories?post=9309"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.electronicsforu.com\/wp-json\/wp\/v2\/tags?post=9309"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}