CINXE.COM
LCWO.net - Learn CW Online
<!DOCTYPE html> <html> <head> <title>LCWO.net - Learn CW Online</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <meta name="description" lang="en" content="Learn CW Online - At LCWO you can learn Morse Code (CW) online, in your web browser!"> <meta name="description" lang="bg" content="На LCWO вие можете да изучавате морзовата азбука (CW) онлайн с използване на вашия Интернет браузър. Не е необходимо да инсталирате нищо допълнително на компютъра си. Персоналните ви настройки ще бъдат съхранени в база данни на сайта и ще бъдат достъпни за вашия акаунт от всеки друг компютър по света с достъп до Интернет. Може също да проследявате вашия успех в изучаването или усъвършенстването на CW с помощта на различни статистически функции. "> <meta name="keywords" content="learn cw, cw, morse code practice, telegraphy, learn morse code, morse code, koch method, morsen lernen, impare il cw, high speed cw, hst, qrq, ham radio, dj1yfk, rufzxp, fabian kurz"> <meta name="author" content="Fabian Kurz"> <meta property="og:title" content="Learn CW Online" /> <meta property="og:type" content="website" /> <meta property="og:url" content="https://lcwo.net/" /> <meta property="og:image" content="https://lcwo.net/pics/lcwo.png" /> <meta property="og:description" content="Learn CW Online - a free web app for learning Morse code!" /> <link rel="icon" href="/favicon.ico"> <link rel="shortcut icon" href="/favicon.ico"> <link href="/atom.xml" type="application/atom+xml" rel="alternate" title="LCWO News Feed"> <link href="/forumatom.xml" type="application/atom+xml" rel="alternate" title="LCWO Forum Feed"> <link id="lcwocss" href="/style.css" rel="stylesheet" type="text/css"> <link rel="stylesheet" href="/js/leaflet.css"> <script type="text/javascript" src="/js/jscwlib.js?cachebreak=1711272842"></script> <!-- User activity heatmap dependencies curl -L 'https://d3js.org/d3.v7.min.js' > js/d3.js curl -L 'https://unpkg.com/cal-heatmap/dist/cal-heatmap.min.js' > js/cal-heatmap.js curl -L 'https://unpkg.com/cal-heatmap/dist/cal-heatmap.css' > cal-heatmap.css curl -L 'https://unpkg.com/@popperjs/core@2' > js/popperjs-core.js curl -L 'https://unpkg.com/cal-heatmap/dist/plugins/Tooltip.min.js' > js/cal-heatmap-Tooltip.js --> <script src="/js/d3.js"></script> <script src="/js/cal-heatmap.js"></script> <link rel="stylesheet" href="/cal-heatmap.css"> <script src="/js/popperjs-core.js"></script> <script src="/js/cal-heatmap-Tooltip.js"></script> </head> <body bgcolor="#ffffff"> <table border="0" cellpadding="0" cellspacing="0" width="100%"> <tbody> <tr class="headerline"> <td style="background-image:url(/pics/lcwo-bg2.png);" width="41%"> <a href="/"><img style="border-style:none;" src="/pics/lcwo.png" height="75" width="214" title="LCWO - Home" alt="[LCWO LOGO]"></a> </td> <td style="background-image:url(/pics/lcwo-bg2.png);" width="59%"> </td> </tr> </tbody></table> <script> function agree_policy () { var i = document.getElementById("consent"); i.innerHTML = "Thanks!"; var request = new XMLHttpRequest(); request.open("GET", "//lcwo.net/api/consent.php", true); request.send(); } </script> <table border="0" cellpadding="0" cellspacing="0" width="100%"> <tbody> <tr> <td class="menuText" width="100%"> <img style="vertical-align:middle" src="/pics/menusep2.png" height="19" width="16" alt=":"> <a class="mLink" href="/">Начало</a> <img style="vertical-align:middle" src="/pics/menusep2.png" height="19" width="15" alt=":"> <a class="mLink" href="/users">Потребители</a> <img style="vertical-align:middle" src="/pics/menusep2.png" height="19" width="15" alt=":"> <a class="mLink" href="/highscores">Постижения</a> <img style="vertical-align:middle" src="/pics/menusep2.png" height="19" width="15" alt=":"> <a class="mLink" href="/forum">Форум </a> <img style="vertical-align:middle" src="/pics/menusep2.png" height="19" width="15" alt=":"> <a class="mLink" href="/usergroups">Потребителски групи</a> <img style="vertical-align:middle" src="/pics/menusep2.png" height="19" width="15" alt=":"> <a class="mLink" href="/about">За проекта</a> <img style="vertical-align:middle" src="/pics/menusep2.png" height="19" width="15" alt=":"> </td> </tr> </tbody></table> <br> <table border="0" cellpadding="0" cellspacing="0" width="100%"> <tr> <td width="220" valign="top"> <script> function getCookieVal (offset) { var endstr = document.cookie.indexOf (";", offset); if (endstr == -1) { endstr = document.cookie.length; } return unescape(document.cookie.substring(offset, endstr)); } function getCookie (name) { var arg = name + "="; var alen = arg.length; var clen = document.cookie.length; var i = 0; while (i < clen) { var j = i + alen; if (document.cookie.substring(i, j) == arg) { return getCookieVal (j); } i = document.cookie.indexOf(" ", i) + 1; if (i == 0) break; } return null; } if (getCookie('lcwo_username') && getCookie('lcwo_hash')) { console.log("found cookies, attempting to log in!"); var u = getCookie('lcwo_username'); var h = getCookie('lcwo_hash'); var request = new XMLHttpRequest(); request.open("POST", '/dologin', true); request.setRequestHeader('Content-type', 'application/x-www-form-urlencoded'); request.onreadystatechange = function() { var done = 4, ok = 200; if (request.readyState == done && request.status == ok) { if (request.responseText) { if (request.responseText.indexOf("LOGIN_SUCCESS") != -1) { // login succeeded... forwarding window.setTimeout( function () { window.location.href = 'https://lcwo.net'; }, 1000); } } } } request.send("username="+u); } </script> <table width="90%"> <tr><th class="tborder">Вход</th></tr> <tr><td class="tborder"> <br> <div align="center"> <form action="/dologin" method="POST"> <table> <tr> <td>Име на потребителя: </td> <td> <input type="text" size="8" name="username"> </td> </tr> <tr> <td>Парола: </td> <td> <input type="password" size="8" name="password"> </td> </tr> </table> <input type="submit" value="Вход"> </form> </div> </td></tr> <tr> <td class="tborder"> <br> <div align="center"> <a href="/lostpassword">Забравена парола?</a> - <strong><a href="/signup">Регистрация</a></strong> </div> <br> </td> </tr> </table> <table width="90%"> <tr><th class="tborder">Language</th></tr> <tr> <td class="tborder"> <table width="100%"> <tr><td><a href="/bg/impressum" title="Bulgarian"><strong> Български </strong></a></td><td><a href="/br/impressum" title="Brazilian Portuguese"> Português brasileiro </a></td></tr><tr><td><a href="/bs/impressum" title="Bosnian"> Bosanski </a></td><td><a href="/ca/impressum" title="Catalan"> Català </a></td></tr><tr><td><a href="/cn/impressum" title="Traditional Chinese"> 繁體中文 </a></td><td><a href="/cs/impressum" title="Czech"> Česky </a></td></tr><tr><td><a href="/da/impressum" title="Danish"> Dansk </a></td><td><a href="/de/impressum" title="German"> Deutsch </a></td></tr><tr><td><a href="/en/impressum" title="English"> English </a></td><td><a href="/es/impressum" title="Spanish"> Español </a></td></tr><tr><td><a href="/fi/impressum" title="Finnish"> Suomi </a></td><td><a href="/fr/impressum" title="French"> Français </a></td></tr><tr><td><a href="/gr/impressum" title="Greek"> Ελληνικά </a></td><td><a href="/hr/impressum" title="Croatian"> Hrvatski </a></td></tr><tr><td><a href="/hu/impressum" title="Hungarian"> Magyar </a></td><td><a href="/it/impressum" title="Italian"> Italiano </a></td></tr><tr><td><a href="/ja/impressum" title="Japanese"> 日本語 </a></td><td><a href="/ko/impressum" title="Korean"> 한국어 </a></td></tr><tr><td><a href="/ms/impressum" title="Malay"> Bahasa Melayu </a></td><td><a href="/nl/impressum" title="Dutch"> Nederlands </a></td></tr><tr><td><a href="/no/impressum" title="Norwegian"> Norsk </a></td><td><a href="/pl/impressum" title="Polish"> Polski </a></td></tr><tr><td><a href="/pt/impressum" title="Portuguese"> Português </a></td><td><a href="/ro/impressum" title="Romanian"> Română </a></td></tr><tr><td><a href="/ru/impressum" title="Russian"> Русский </a></td><td><a href="/si/impressum" title="Sinhala"> සිංහල </a></td></tr><tr><td><a href="/sk/impressum" title="Slovak"> Slovenčina </a></td><td><a href="/sl/impressum" title="Slovenian"> Slovenščina </a></td></tr><tr><td><a href="/sr/impressum" title="Serbian"> Srpski </a></td><td><a href="/sv/impressum" title="Swedish"> Svenska </a></td></tr><tr><td><a href="/th/impressum" title="Thai"> ภาษาไทย </a></td><td><a href="/tr/impressum" title="Turkish"> Türkçe </a></td></tr><tr><td><a href="/uk/impressum" title="Ukrainian"> Українська </a></td><td><a href="/zh/impressum" title="Simplified Chinese"> 简体中文 </a></td></tr> </table> </td> </tr> </table> <table width="90%"> <tr><th class="tborder">Кой е онлайн? (33)</th></tr> <tr><td class="tborder"> <br> <div align="center"> <a href="/profile/BD6OC" title="">BD6OC</a> <a href="/profile/BG5ARO" title="xxie">BG5ARO</a> <a href="/profile/DC5MHN" title="Matthias">DC5MHN</a> <a href="/profile/Destroyer" title="Juan">Destroyer</a> <a href="/profile/dlewis" title="Dave Lewis">dlewis</a> <a href="/profile/doodlestj" title="Robert">doodlestj</a> <a href="/profile/ealex0" title="Александр ">ealex0</a> <a href="/profile/edwardgodlevsky" title="">edwardgodlevsky</a> <a href="/profile/eerhefrgdthf" title="eerhefrgdthf">eerhefrgdthf</a> <a href="/profile/fransreyners" title="Frans Reyners">fransreyners</a> <a href="/profile/HB9SWR" title="Werner">HB9SWR</a> <a href="/profile/K4MCD" title="Micah">K4MCD</a> <a href="/profile/k4rle" title="Rick Eilers">k4rle</a> <a href="/profile/kameakio" title="">kameakio</a> <a href="/profile/ke8ttq" title="Dan Pelzel">ke8ttq</a> <a href="/profile/madallenka" title="Magdalena">madallenka</a> <a href="/profile/mitridat" title="vladimir">mitridat</a> <a href="/profile/PD0STR" title="Bob">PD0STR</a> <a href="/profile/PE1GFW" title="Albert Vos">PE1GFW</a> <a href="/profile/Pepe62" title="">Pepe62</a> <a href="/profile/PY2ABB" title="ANDRE FERNANDO ALBUQUERQUE BERGO">PY2ABB</a> <a href="/profile/PY2DEB" title="Bruno Silva">PY2DEB</a> <a href="/profile/R0QBB" title="Alex">R0QBB</a> <a href="/profile/ry4had" title="Сергей">ry4had</a> <a href="/profile/test" title="Test user.">test</a> <a href="/profile/Tim997" title="">Tim997</a> <a href="/profile/VA7MMP" title="Stephen">VA7MMP</a> <a href="/profile/Vansh" title="Vansh">Vansh</a> <a href="/profile/vrecha" title="">vrecha</a> <a href="/profile/yo8ssh" title="Sebastian">yo8ssh</a> <a href="/profile/z31pm" title="Mishel">z31pm</a> <a href="/profile/zcdfs" title="张悦斌">zcdfs</a> <a href="/profile/Zilkomany" title="Zilkomany">Zilkomany</a> </div> <br> </td></tr> </table> </td> <td valign="top"> <h1>Impressum / Правни бележки</h1> <p>Diese Webseite wird betrieben von / Този уеб-сайт се поддържа от</p> <p>Fabian Kurz, DJ5CW<br> Frohschammerstr. 8<br> D-80807 München<br> Germany </p> <p>phone: +49 89 54578182</p> <p>mail: <a href="mailto:fabian@fkurz.net">fabian@fkurz.net</a> (<a href="https://fkurz.net/pgp.txt">PGP B77621F7</a>); <a href="mailto:help@lcwo.net">help@lcwo.net</a> (<a href="https://lcwo.net/misc/pgp.txt">PGP 277C98AF</a>) </p> <p>web: <a href="https://fkurz.net/">http://fkurz.net/</a> - profile: <a href="https://lcwo.net/profile/dj1yfk">http://lcwo.net/profile/dj1yfk</a></p> <p><a href="/privacy">Informationen zum Datenschutz / Privacy Policy</a></p> <p>LCWO is copyright © <a href="https://fkurz.net/">Fabian Kurz</a>, 2008-2025. Source code: <a href="https://git.fkurz.net/dj1yfk/lcwo">https://git.fkurz.net/dj1yfk/lcwo</a>.</p> </td> <td width="20"> </td> </tr> </table> <br><br><br> <div align="center" class="footer">lcwo.net - <strong>Learn Morse Code (CW) Online</strong> by <a class="sLink" href="http://fkurz.net/">Fabian Kurz, DJ5CW</a> (<a href="/impressum">Impressum</a>) - <a href="/privacy">Privacy Policy / Datenschutzinformationen</a></div> <script> // keep the session cookie alife as long as user is on the page, refresh every // 5 minutes function session_keepalive () { var request = new XMLHttpRequest(); request.open("GET", "//lcwo.net/api/index.php?action=keepalive", true); request.onreadystatechange = function() { var done = 4, ok = 200; if (request.readyState == done && request.status == ok) { var r = JSON.parse(request.responseText); if (r["result"] == false) { // no session if (document.getElementById("logoutlink")) { // but we think we're logged in! document.location.href = "//lcwo.net"; } } } } request.send(); } window.setInterval('session_keepalive()', 300000); </script> </body> </html>