{"version":"1.0","provider_name":"Brick&#039;R&#039;knowledge","provider_url":"https:\/\/www.brickrknowledge.eu\/es\/","title":"Astable Multivibrator - Brick&#039;R&#039;knowledge","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"CXt34IY9j0\"><a href=\"https:\/\/www.brickrknowledge.eu\/es\/project\/astable-multivibrator\/\">Astable Multivibrator<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.brickrknowledge.eu\/es\/project\/astable-multivibrator\/embed\/#?secret=CXt34IY9j0\" width=\"600\" height=\"338\" title=\"&#8220;Astable Multivibrator&#8221; &#8212; Brick&#039;R&#039;knowledge\" data-secret=\"CXt34IY9j0\" 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 *\/\r\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":"https:\/\/forum.brickrknowledge.com\/content\/uploads\/2016\/06\/FullSizeRender.jpg","thumbnail_width":3264,"thumbnail_height":2448,"description":"A classic circuit for generating a square wave oscillation. Two transistors are used in the circuit with always one in on and the other in off condition. Two capacitors and two resistors are used to dene the total cycle of the oscillation. The transistors are used for charging and discharging the capacitors. This type of [&hellip;]"}