{"version":"1.0","provider_name":"Det Jyske Musikkonservatorium","provider_url":"https:\/\/musikkons.dk\/en\/","author_name":"Vibe Thorhauge","author_url":"https:\/\/musikkons.dk\/en\/author\/vibe\/","title":"Masterclass: Dr. David Earll, tuba and euphonium - Det Jyske Musikkonservatorium","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"XMchY9gjjW\"><a href=\"https:\/\/musikkons.dk\/en\/events\/masterclass-dr-david-earll-tuba-og-euphonium\/\">Masterclass: Dr. David Earll, tuba and euphonium<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/musikkons.dk\/en\/events\/masterclass-dr-david-earll-tuba-og-euphonium\/embed\/#?secret=XMchY9gjjW\" width=\"600\" height=\"338\" title=\"&#8220;Masterclass: Dr. David Earll, tuba and euphonium&#8221; &#8212; Det Jyske Musikkonservatorium\" data-secret=\"XMchY9gjjW\" 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":"https:\/\/musikkons.dk\/wp-content\/uploads\/2026\/10\/david_earll_MH.jpg","thumbnail_width":1980,"thumbnail_height":1980,"description":"Dr. David Earll serves as the Tuba\/Euphonium Professor at the University of Kansas School of Music in Lawrence, Kansas. David also performs with the Northern Lights Duo, the Kansas City Symphony as Substitute Tubist, the Saint Joseph Symphony and Saint Joseph Brass Quintet as Acting Principal Tubist, the Kinnor Philharmonic Orchestra as Principal Tubist, Sam [&hellip;]"}