{"version":"1.0","provider_name":"Universe of Instrumentation","provider_url":"http:\/\/www.edisontc.org\/ui","author_name":"admin","author_url":"http:\/\/www.edisontc.org\/ui\/author\/admin\/","title":"Unit IV - Universe of Instrumentation","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"ESmrAVfvdy\"><a href=\"http:\/\/www.edisontc.org\/ui\/home\/course\/unit-iv\/\">Unit IV<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"http:\/\/www.edisontc.org\/ui\/home\/course\/unit-iv\/embed\/#?secret=ESmrAVfvdy\" width=\"600\" height=\"338\" title=\"&#8220;Unit IV&#8221; &#8212; Universe of Instrumentation\" data-secret=\"ESmrAVfvdy\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script type=\"text\/javascript\">\n\/* <![CDATA[ *\/\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/* ]]> *\/\n<\/script>\n","thumbnail_url":"http:\/\/www.edisontc.org\/ui\/files\/2016\/02\/Unit4Banner900.jpg","thumbnail_width":800,"thumbnail_height":254,"description":"Our physical world often requires physical sensors. Learn about microphones, seismometers and other devices that use movement and pressure to measure. Measurement is the heart of both science and engineering. This unit is not complete, but our section on microphones is complete here: Microphones Thanks for using the Universe of Instrumentation online course. We hope &hellip; Continue reading"}