1.0Holy Grail Tube Ampshttps://holygrailtubeamps.com/en_gbrich600338<blockquote class="wp-embedded-content" data-secret="iuj5skGlXn"><a href="https://holygrailtubeamps.com/en_gb/about-us/">About us</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://holygrailtubeamps.com/en_gb/about-us/embed/#?secret=iuj5skGlXn" width="600" height="338" title="“About us” — Holy Grail Tube Amps" data-secret="iuj5skGlXn" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !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); //# sourceURL=https://holygrailtubeamps.com/wp-includes/js/wp-embed.min.js </script> Since 2012 Holy Grail Amps was born from the passion of electronic engineer Pablo Sánchez for vintage amplifiers from the 1950s and 60s. After more than twenty years dedicated to repairing tube amplifiers, working for various musical instrument shops in Seville, he decided in 2012 to put all his accumulated knowledge into practice by starting...https://holygrailtubeamps.com/wp-content/uploads/2024/03/Condesadores-vintage_1.jpg