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class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Sitio"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Contenidos" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Contenidos</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">mover a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">ocultar</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Inicio</div> </a> </li> <li id="toc-Características_de_la_frecuencia_muy_baja" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Características_de_la_frecuencia_muy_baja"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Características de la frecuencia muy baja</span> </div> </a> <ul id="toc-Características_de_la_frecuencia_muy_baja-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Sistemas_que_funcionan_con_frecuencia_muy_baja" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Sistemas_que_funcionan_con_frecuencia_muy_baja"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Sistemas que funcionan con frecuencia muy baja</span> </div> </a> <ul id="toc-Sistemas_que_funcionan_con_frecuencia_muy_baja-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contenidos" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Cambiar a la tabla de contenidos" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Cambiar a la tabla de contenidos</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Frecuencia muy baja</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox 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Disponible en 27 idiomas" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-27" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">27 idiomas</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%AA%D8%B1%D8%AF%D8%AF_%D8%B4%D8%AF%D9%8A%D8%AF_%D8%A7%D9%84%D8%A7%D9%86%D8%AE%D9%81%D8%A7%D8%B6" title="تردد شديد الانخفاض (árabe)" lang="ar" hreflang="ar" data-title="تردد شديد الانخفاض" data-language-autonym="العربية" data-language-local-name="árabe" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/VLF" title="VLF (catalán)" lang="ca" hreflang="ca" data-title="VLF" data-language-autonym="Català" data-language-local-name="catalán" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/VLF" title="VLF (danés)" lang="da" hreflang="da" data-title="VLF" data-language-autonym="Dansk" data-language-local-name="danés" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/L%C3%A4ngstwelle" title="Längstwelle (alemán)" lang="de" hreflang="de" data-title="Längstwelle" data-language-autonym="Deutsch" data-language-local-name="alemán" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%A5%CF%80%CE%B5%CF%81%CE%BC%CE%B1%CE%BA%CF%81%CE%AC_%CE%BA%CF%8D%CE%BC%CE%B1%CF%84%CE%B1" title="Υπερμακρά κύματα (griego)" lang="el" hreflang="el" data-title="Υπερμακρά κύματα" data-language-autonym="Ελληνικά" data-language-local-name="griego" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Very_low_frequency" title="Very low frequency (inglés)" lang="en" hreflang="en" data-title="Very low frequency" data-language-autonym="English" data-language-local-name="inglés" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%A8%D8%B3%D8%A7%D9%85%D8%AF_%D8%A8%D8%B3%DB%8C%D8%A7%D8%B1%D9%BE%D8%A7%DB%8C%DB%8C%D9%86" title="بسامد بسیارپایین (persa)" lang="fa" hreflang="fa" data-title="بسامد بسیارپایین" data-language-autonym="فارسی" data-language-local-name="persa" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/VLF_(taajuusalue)" title="VLF (taajuusalue) (finés)" lang="fi" hreflang="fi" data-title="VLF (taajuusalue)" data-language-autonym="Suomi" data-language-local-name="finés" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Tr%C3%A8s_basse_fr%C3%A9quence" title="Très basse fréquence (francés)" lang="fr" hreflang="fr" data-title="Très basse fréquence" data-language-autonym="Français" data-language-local-name="francés" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%85%E0%A4%A4%E0%A4%BF_%E0%A4%A8%E0%A4%BF%E0%A4%AE%E0%A5%8D%E0%A4%A8_%E0%A4%86%E0%A4%B5%E0%A5%83%E0%A4%A4%E0%A5%8D%E0%A4%A4%E0%A4%BF_(VLF)" title="अति निम्न आवृत्ति (VLF) (hindi)" lang="hi" hreflang="hi" data-title="अति निम्न आवृत्ति (VLF)" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D4%B3%D5%A5%D6%80%D5%A5%D6%80%D5%AF%D5%A1%D6%80_%D5%A1%D5%AC%D5%AB%D6%84%D5%B6%D5%A5%D6%80" title="Գերերկար ալիքներ (armenio)" lang="hy" hreflang="hy" data-title="Գերերկար ալիքներ" data-language-autonym="Հայերեն" data-language-local-name="armenio" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Frekuensi_sangat_rendah" title="Frekuensi sangat rendah (indonesio)" lang="id" hreflang="id" data-title="Frekuensi sangat rendah" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonesio" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Very_low_frequency" title="Very low frequency (italiano)" lang="it" hreflang="it" data-title="Very low frequency" data-language-autonym="Italiano" data-language-local-name="italiano" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E8%B6%85%E9%95%B7%E6%B3%A2" title="超長波 (japonés)" lang="ja" hreflang="ja" data-title="超長波" data-language-autonym="日本語" data-language-local-name="japonés" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%B4%88%EC%A0%80%EC%A3%BC%ED%8C%8C" title="초저주파 (coreano)" lang="ko" hreflang="ko" data-title="초저주파" data-language-autonym="한국어" data-language-local-name="coreano" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Very_low_frequency" title="Very low frequency (neerlandés)" lang="nl" hreflang="nl" data-title="Very low frequency" data-language-autonym="Nederlands" data-language-local-name="neerlandés" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Veldig_l%C3%A5g_frekvens" title="Veldig låg frekvens (noruego nynorsk)" lang="nn" hreflang="nn" data-title="Veldig låg frekvens" data-language-autonym="Norsk nynorsk" data-language-local-name="noruego nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Veldig_lav_frekvens" title="Veldig lav frekvens (noruego bokmal)" lang="nb" hreflang="nb" data-title="Veldig lav frekvens" data-language-autonym="Norsk bokmål" data-language-local-name="noruego bokmal" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Fale_bardzo_d%C5%82ugie" title="Fale bardzo długie (polaco)" lang="pl" hreflang="pl" data-title="Fale bardzo długie" data-language-autonym="Polski" data-language-local-name="polaco" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Frequ%C3%AAncia_muito_baixa" title="Frequência muito baixa (portugués)" lang="pt" hreflang="pt" data-title="Frequência muito baixa" data-language-autonym="Português" data-language-local-name="portugués" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%A1%D0%B2%D0%B5%D1%80%D1%85%D0%B4%D0%BB%D0%B8%D0%BD%D0%BD%D1%8B%D0%B5_%D0%B2%D0%BE%D0%BB%D0%BD%D1%8B" title="Сверхдлинные волны (ruso)" lang="ru" hreflang="ru" data-title="Сверхдлинные волны" data-language-autonym="Русский" data-language-local-name="ruso" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/V%C3%A4ldigt_l%C3%A5g_frekvens" title="Väldigt låg frekvens (sueco)" lang="sv" hreflang="sv" data-title="Väldigt låg frekvens" data-language-autonym="Svenska" data-language-local-name="sueco" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/%C3%87ok_d%C3%BC%C5%9F%C3%BCk_frekans" title="Çok düşük frekans (turco)" lang="tr" hreflang="tr" data-title="Çok düşük frekans" data-language-autonym="Türkçe" data-language-local-name="turco" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%9D%D0%B0%D0%B4%D0%B4%D0%BE%D0%B2%D0%B3%D1%96_%D1%80%D0%B0%D0%B4%D1%96%D0%BE%D1%85%D0%B2%D0%B8%D0%BB%D1%96" title="Наддовгі радіохвилі (ucraniano)" lang="uk" hreflang="uk" data-title="Наддовгі радіохвилі" data-language-autonym="Українська" data-language-local-name="ucraniano" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-vec mw-list-item"><a href="https://vec.wikipedia.org/wiki/Very_low_frequency" title="Very low frequency (Venetian)" lang="vec" hreflang="vec" data-title="Very low frequency" data-language-autonym="Vèneto" data-language-local-name="Venetian" class="interlanguage-link-target"><span>Vèneto</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/T%E1%BA%A7n_s%E1%BB%91_r%E1%BA%A5t_th%E1%BA%A5p" title="Tần số rất thấp (vietnamita)" lang="vi" hreflang="vi" data-title="Tần số rất thấp" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamita" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E7%94%9A%E4%BD%8E%E9%A2%91" title="甚低频 (chino)" lang="zh" hreflang="zh" data-title="甚低频" data-language-autonym="中文" data-language-local-name="chino" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q549933#sitelinks-wikipedia" title="Editar enlaces interlingüísticos" class="wbc-editpage">Editar enlaces</a></span></div> </div> </div> </div> </header> <div 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class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Especial:LoQueEnlazaAqu%C3%AD/Frecuencia_muy_baja" title="Lista de todas las páginas de la wiki que enlazan aquí [j]" accesskey="j"><span>Lo que enlaza aquí</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Especial:CambiosEnEnlazadas/Frecuencia_muy_baja" rel="nofollow" title="Cambios recientes en las páginas que enlazan con esta [k]" accesskey="k"><span>Cambios en enlazadas</span></a></li><li id="t-upload" class="mw-list-item"><a href="//commons.wikimedia.org/wiki/Special:UploadWizard?uselang=es" title="Subir archivos [u]" accesskey="u"><span>Subir archivo</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Especial:P%C3%A1ginasEspeciales" title="Lista de todas las páginas especiales [q]" accesskey="q"><span>Páginas especiales</span></a></li><li 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rel="nofollow" class="external text" href="http://books.google.com/books?as_brr=0&as_pub=-icon&q=%22Frecuencia+muy+baja%22">libros</a> · <a rel="nofollow" class="external text" href="http://scholar.google.com/scholar?q=%22Frecuencia+muy+baja%22">académico</a> · <a rel="nofollow" class="external text" href="http://images.google.com/images?safe=off&as_rights=(cc_publicdomain%7ccc_attribute%7ccc_sharealike%7ccc_noncommercial%7ccc_nonderived)&q=%22Frecuencia+muy+baja%22">imágenes</a></span></span></span></div><div class="hide-when-compact"><small><div>Este aviso fue puesto el 13 de junio de 2011.</div></small></div></td> </tr> </tbody></table><figure typeof="mw:File/Thumb"><a href="/wiki/Archivo:Grimeton_VLF_vertical.JPG" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/59/Grimeton_VLF_vertical.JPG/256px-Grimeton_VLF_vertical.JPG" decoding="async" width="256" height="341" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/59/Grimeton_VLF_vertical.JPG/384px-Grimeton_VLF_vertical.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/59/Grimeton_VLF_vertical.JPG/512px-Grimeton_VLF_vertical.JPG 2x" data-file-width="1200" data-file-height="1600" /></a><figcaption>Antena emisora de VLF de <a href="/wiki/Estaci%C3%B3n_de_radiotelegraf%C3%ADa_de_Varberg" title="Estación de radiotelegrafía de Varberg">Grimeton</a> cerca de Varberg, Suecia.</figcaption></figure> <p>La designación de <b>frecuencia muy baja</b> (<b>VLF</b>; <i>Very Low Frequency</i>, en inglés) se usa para denominar a la banda del <a href="/wiki/Espectro_electromagn%C3%A9tico" title="Espectro electromagnético">espectro electromagnético</a> que ocupa el rango de frecuencias de 3 a 30 <a href="/wiki/Kilohercios" class="mw-redirect" title="Kilohercios">kilohercios</a> (longitudes de onda de 100 a 10 kilómetros). </p> <div class="mw-heading mw-heading2"><h2 id="Características_de_la_frecuencia_muy_baja"><span id="Caracter.C3.ADsticas_de_la_frecuencia_muy_baja"></span>Características de la frecuencia muy baja</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Frecuencia_muy_baja&action=edit&section=1" title="Editar sección: Características de la frecuencia muy baja"><span>editar</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>En esta banda se produce la propagación por onda de superficie con baja atenuación y permite realizar enlaces de <a href="/wiki/Radiocomunicaci%C3%B3n" title="Radiocomunicación">radio</a> a gran distancia. Como inconveniente cabe destacar el escaso <a href="/wiki/Ancho_de_banda" title="Ancho de banda">ancho de banda</a> disponible, y la baja eficiencia de las <a href="/wiki/Antena" title="Antena">antenas</a> a tan bajas <a href="/wiki/Frecuencia" title="Frecuencia">frecuencias</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Sistemas_que_funcionan_con_frecuencia_muy_baja">Sistemas que funcionan con frecuencia muy baja</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Frecuencia_muy_baja&action=edit&section=2" title="Editar sección: Sistemas que funcionan con frecuencia muy baja"><span>editar</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>La antigua estación transmisora de Grimeton (<a href="/wiki/Suecia" title="Suecia">Suecia</a>) emite cada 24 de diciembre a las 08'00 <a href="/wiki/Tiempo_universal_coordinado" title="Tiempo universal coordinado">UTC</a> en 17.2 kHz con el indicativo SAQ. </p><p><br /> 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