{"version":"1.0","provider_name":"\u062e\u0628\u064a\u0631 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0627\u062a\u0635\u0627\u0644\u0627\u062a","provider_url":"https:\/\/www.tfngj.com\/ar\/","author_name":"admin","author_url":"https:\/\/www.tfngj.com\/ar\/author\/admin\/","title":"How Does an OTDR Perform Macrobend Analysis? - Communication Test Expert","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"zskIChibiA\"><a href=\"https:\/\/www.tfngj.com\/ar\/how-does-an-otdr-perform-macrobend-analysis\/\">\u0643\u064a\u0641 \u064a\u0642\u0648\u0645 \u062c\u0647\u0627\u0632 OTDR \u0628\u0625\u062c\u0631\u0627\u0621 \u062a\u062d\u0644\u064a\u0644 OTDR \u0628\u062a\u062d\u0644\u064a\u0644 \u0645\u0627\u0643\u0631\u0648\u0628\u0646\u062f\u061f<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.tfngj.com\/ar\/how-does-an-otdr-perform-macrobend-analysis\/embed\/#?secret=zskIChibiA\" width=\"600\" height=\"338\" title=\"&#8220;How Does an OTDR Perform Macrobend Analysis?&#8221; &#8212; Communication Test Expert\" data-secret=\"zskIChibiA\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\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\/\/# sourceURL=https:\/\/www.tfngj.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>","thumbnail_url":"https:\/\/www.tfngj.com\/wp-content\/uploads\/2025\/10\/pexels-viethangpham-31832305.jpg","thumbnail_width":1920,"thumbnail_height":1283,"description":"An optical time domain reflectometer (OTDR) is an essential tool for detecting and analyzing characteristics of optical fiber links. It operates by sending short optical pulses into the fiber and measuring the backscattered and reflected light. The resulting trace provides a visual representation of the fiber\u2019s performance, allowing engineers to locate faults such as breaks, [&hellip;]"}