1.0Інститут електродинаміки Національної академії наук Україниhttps://ied.org.ua/enrich600338<blockquote class="wp-embedded-content" data-secret="aAdvELl4UM"><a href="https://ied.org.ua/en/vcheni/kotelnikov-oleksandr-kostyantinovich/">Kotelnikov Alexander Konstantinovich</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://ied.org.ua/en/vcheni/kotelnikov-oleksandr-kostyantinovich/embed/#?secret=aAdvELl4UM" width="600" height="338" title="“Kotelnikov Alexander Konstantinovich” — Інститут електродинаміки Національної академії наук України" data-secret="aAdvELl4UM" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! 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://ied.org.ua/wp-includes/js/wp-embed.min.js /* ]]> */ </script> https://ied.org.ua/wp-content/uploads/2020/12/kotelnikov1.jpg412523Alexander Kotelnikov, a famous specialist in the field of electrical engineering, was born on May 18, 1877 in Nizhny Novgorod (Russia). In 1900 he entered the Kiev Polytechnic Institute, which he successfully graduated in 1908. He began his scientific career in 1909, working for the South-Western Railway. He published his first scientific work in 1910. […]