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L band - Wikipedia
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id="toc-Digital_audio_broadcasting" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Digital_audio_broadcasting"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.7</span> <span>Digital audio broadcasting</span> </div> </a> <ul id="toc-Digital_audio_broadcasting-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Digital_video_broadcasting" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Digital_video_broadcasting"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.8</span> <span>Digital video broadcasting</span> </div> </a> <ul id="toc-Digital_video_broadcasting-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Digital_multimedia_broadcasting" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Digital_multimedia_broadcasting"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.9</span> <span>Digital multimedia broadcasting</span> </div> </a> <ul id="toc-Digital_multimedia_broadcasting-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Astronomy" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Astronomy"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.10</span> <span>Astronomy</span> </div> </a> <ul id="toc-Astronomy-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>References</span> </div> </a> <ul id="toc-References-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="Contents" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" 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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 mw-interlanguage-selector" aria-label="Go to an article in another language. Available in 19 languages" > <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-19" 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">19 languages</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/%D9%86%D8%B7%D8%A7%D9%82_%D8%A5%D9%84" title="نطاق إل – Arabic" lang="ar" hreflang="ar" data-title="نطاق إل" data-language-autonym="العربية" data-language-local-name="Arabic" 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/Banda_L" title="Banda L – Catalan" lang="ca" hreflang="ca" data-title="Banda L" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Banda_L" title="Banda L – Spanish" lang="es" hreflang="es" data-title="Banda L" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%A8%D8%A7%D9%86%D8%AF_%D8%A7%D9%84" title="باند ال – Persian" lang="fa" hreflang="fa" data-title="باند ال" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Bande_L_(radio)" title="Bande L (radio) – French" lang="fr" hreflang="fr" data-title="Bande L (radio)" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/L_%EB%B0%B4%EB%93%9C" title="L 밴드 – Korean" lang="ko" hreflang="ko" data-title="L 밴드" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Pita_frekuensi_L" title="Pita frekuensi L – Indonesian" lang="id" hreflang="id" data-title="Pita frekuensi L" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" 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/Banda_L" title="Banda L – Italian" lang="it" hreflang="it" data-title="Banda L" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/L_band" title="L band – Hebrew" lang="he" hreflang="he" data-title="L band" data-language-autonym="עברית" data-language-local-name="Hebrew" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/L%E3%83%90%E3%83%B3%E3%83%89" title="Lバンド – Japanese" lang="ja" hreflang="ja" data-title="Lバンド" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%90%E0%A9%B1%E0%A8%B2_%E0%A8%AC%E0%A9%88%E0%A8%82%E0%A8%A1" title="ਐੱਲ ਬੈਂਡ – Punjabi" lang="pa" hreflang="pa" data-title="ਐੱਲ ਬੈਂਡ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="Punjabi" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Pasmo_L" title="Pasmo L – Polish" lang="pl" hreflang="pl" data-title="Pasmo L" data-language-autonym="Polski" data-language-local-name="Polish" 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/Banda_L" title="Banda L – Portuguese" lang="pt" hreflang="pt" data-title="Banda L" data-language-autonym="Português" data-language-local-name="Portuguese" 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/L-%D0%B4%D0%B8%D0%B0%D0%BF%D0%B0%D0%B7%D0%BE%D0%BD" title="L-диапазон – Russian" lang="ru" hreflang="ru" data-title="L-диапазон" data-language-autonym="Русский" data-language-local-name="Russian" 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/L-band_(IEEE)" title="L-band (IEEE) – Swedish" lang="sv" hreflang="sv" data-title="L-band (IEEE)" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/L-%D0%B4%D1%96%D0%B0%D0%BF%D0%B0%D0%B7%D0%BE%D0%BD" title="L-діапазон – Ukrainian" lang="uk" hreflang="uk" data-title="L-діапазон" data-language-autonym="Українська" data-language-local-name="Ukrainian" 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/Banda_L" title="Banda L – Venetian" lang="vec" hreflang="vec" data-title="Banda L" 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/B%C4%83ng_t%E1%BA%A7n_L" title="Băng tần L – Vietnamese" lang="vi" hreflang="vi" data-title="Băng tần L" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnamese" 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/L%E6%B3%A2%E6%AE%B5" title="L波段 – Chinese" lang="zh" hreflang="zh" data-title="L波段" data-language-autonym="中文" data-language-local-name="Chinese" 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/Q2362353#sitelinks-wikipedia" 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</div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Appearance"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Appearance</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">hide</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Range of radio frequencies from 1-2 GHz</div> <style data-mw-deduplicate="TemplateStyles:r1236090951">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">This article is about the IEEE-defined range of the radio spectrum. For other uses, see <a href="/wiki/L_band_(disambiguation)" class="mw-disambig" title="L band (disambiguation)">L band (disambiguation)</a>.</div> <style data-mw-deduplicate="TemplateStyles:r1257001546">.mw-parser-output .infobox-subbox{padding:0;border:none;margin:-3px;width:auto;min-width:100%;font-size:100%;clear:none;float:none;background-color:transparent}.mw-parser-output .infobox-3cols-child{margin:auto}.mw-parser-output .infobox .navbar{font-size:100%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .infobox-full-data:not(.notheme)>div:not(.notheme)[style]{background:#1f1f23!important;color:#f8f9fa}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .infobox-full-data:not(.notheme) div:not(.notheme){background:#1f1f23!important;color:#f8f9fa}}@media(min-width:640px){body.skin--responsive .mw-parser-output .infobox-table{display:table!important}body.skin--responsive .mw-parser-output .infobox-table>caption{display:table-caption!important}body.skin--responsive .mw-parser-output .infobox-table>tbody{display:table-row-group}body.skin--responsive .mw-parser-output .infobox-table tr{display:table-row!important}body.skin--responsive .mw-parser-output .infobox-table th,body.skin--responsive .mw-parser-output .infobox-table td{padding-left:inherit;padding-right:inherit}}</style><table class="infobox hproduct"><caption class="infobox-title fn" style="padding-bottom:0.2em;"><span class="fn">IEEE L band</span></caption><tbody><tr><th scope="row" class="infobox-label" style="padding-top:0.15em;padding-right:1.0em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Frequency range</div></th><td class="infobox-data"><span class="nowrap">1 – 2 GHz</span></td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.15em;padding-right:1.0em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Wavelength range</div></th><td class="infobox-data"><span class="nowrap">30 – 15 <a href="/wiki/Meter" class="mw-redirect" title="Meter">cm</a></span></td></tr><tr><th scope="row" class="infobox-label" style="padding-top:0.15em;padding-right:1.0em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Related bands</div></th><td class="infobox-data"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol ul,.mw-parser-output .hlist ul dl,.mw-parser-output .hlist ul ol,.mw-parser-output .hlist ul ul{display:inline}.mw-parser-output .hlist .mw-empty-li{display:none}.mw-parser-output .hlist dt::after{content:": "}.mw-parser-output .hlist dd::after,.mw-parser-output .hlist li::after{content:" · ";font-weight:bold}.mw-parser-output .hlist dd:last-child::after,.mw-parser-output .hlist dt:last-child::after,.mw-parser-output .hlist li:last-child::after{content:none}.mw-parser-output .hlist dd dd:first-child::before,.mw-parser-output .hlist dd dt:first-child::before,.mw-parser-output .hlist dd li:first-child::before,.mw-parser-output .hlist dt dd:first-child::before,.mw-parser-output .hlist dt dt:first-child::before,.mw-parser-output .hlist dt li:first-child::before,.mw-parser-output .hlist li dd:first-child::before,.mw-parser-output .hlist li dt:first-child::before,.mw-parser-output .hlist li li:first-child::before{content:" (";font-weight:normal}.mw-parser-output .hlist dd dd:last-child::after,.mw-parser-output .hlist dd dt:last-child::after,.mw-parser-output .hlist dd li:last-child::after,.mw-parser-output .hlist dt dd:last-child::after,.mw-parser-output .hlist dt dt:last-child::after,.mw-parser-output .hlist dt li:last-child::after,.mw-parser-output .hlist li dd:last-child::after,.mw-parser-output .hlist li dt:last-child::after,.mw-parser-output .hlist li li:last-child::after{content:")";font-weight:normal}.mw-parser-output .hlist ol{counter-reset:listitem}.mw-parser-output .hlist ol>li{counter-increment:listitem}.mw-parser-output .hlist ol>li::before{content:" "counter(listitem)"\a0 "}.mw-parser-output .hlist dd ol>li:first-child::before,.mw-parser-output .hlist dt ol>li:first-child::before,.mw-parser-output .hlist li ol>li:first-child::before{content:" ("counter(listitem)"\a0 "}</style><div class="hlist"><ul><li style="white-space:nowrap;"><a href="/wiki/D_band_(NATO)" title="D band (NATO)">D</a> (NATO)</li><li style="white-space:nowrap;"><a href="/wiki/Ultra_high_frequency" title="Ultra high frequency">UHF</a> (ITU)</li></ul></div></td></tr></tbody></table> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1246091330">.mw-parser-output .sidebar{width:22em;float:right;clear:right;margin:0.5em 0 1em 1em;background:var(--background-color-neutral-subtle,#f8f9fa);border:1px solid var(--border-color-base,#a2a9b1);padding:0.2em;text-align:center;line-height:1.4em;font-size:88%;border-collapse:collapse;display:table}body.skin-minerva .mw-parser-output .sidebar{display:table!important;float:right!important;margin:0.5em 0 1em 1em!important}.mw-parser-output .sidebar-subgroup{width:100%;margin:0;border-spacing:0}.mw-parser-output .sidebar-left{float:left;clear:left;margin:0.5em 1em 1em 0}.mw-parser-output .sidebar-none{float:none;clear:both;margin:0.5em 1em 1em 0}.mw-parser-output .sidebar-outer-title{padding:0 0.4em 0.2em;font-size:125%;line-height:1.2em;font-weight:bold}.mw-parser-output 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.sidebar-navbar{text-align:right;font-size:115%;padding:0 0.4em 0.4em}.mw-parser-output .sidebar-list-title{padding:0 0.4em;text-align:left;font-weight:bold;line-height:1.6em;font-size:105%}.mw-parser-output .sidebar-list-title-c{padding:0 0.4em;text-align:center;margin:0 3.3em}@media(max-width:640px){body.mediawiki .mw-parser-output .sidebar{width:100%!important;clear:both;float:none!important;margin-left:0!important;margin-right:0!important}}body.skin--responsive .mw-parser-output .sidebar a>img{max-width:none!important}@media screen{html.skin-theme-clientpref-night .mw-parser-output .sidebar:not(.notheme) .sidebar-list-title,html.skin-theme-clientpref-night .mw-parser-output .sidebar:not(.notheme) .sidebar-title-with-pretitle{background:transparent!important}html.skin-theme-clientpref-night .mw-parser-output .sidebar:not(.notheme) .sidebar-title-with-pretitle a{color:var(--color-progressive)!important}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .sidebar:not(.notheme) .sidebar-list-title,html.skin-theme-clientpref-os .mw-parser-output .sidebar:not(.notheme) .sidebar-title-with-pretitle{background:transparent!important}html.skin-theme-clientpref-os .mw-parser-output .sidebar:not(.notheme) .sidebar-title-with-pretitle a{color:var(--color-progressive)!important}}@media print{body.ns-0 .mw-parser-output .sidebar{display:none!important}}</style><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><table class="sidebar nomobile nowraplinks"><tbody><tr><th class="sidebar-title"><a href="/wiki/Radio_spectrum" title="Radio spectrum">Radio bands</a></th></tr><tr><th class="sidebar-heading" style="background:#ddddff;"> <a href="/wiki/ITU_radio_bands" class="mw-redirect" title="ITU radio bands">ITU </a></th></tr><tr><td class="sidebar-content" style="padding-top:0.2em; padding-bottom:0.6em;"> <table style="margin:0 auto;text-align:left;"><tbody><tr style="vertical-align:top"><td style="padding-right:1.0em;;"> <a href="/wiki/Extremely_low_frequency" title="Extremely low frequency">1 (ELF)</a></td><td style="padding-right:1.0em;;"> <a href="/wiki/Super_low_frequency" title="Super low frequency">2 (SLF)</a></td><td style="padding-right:1.0em;;"> <a href="/wiki/Ultra_low_frequency" title="Ultra low frequency">3 (ULF)</a></td><td style="padding-right:1.0em;;padding-right:0;"> <a href="/wiki/Very_low_frequency" title="Very low frequency">4 (VLF)</a></td></tr><tr style="vertical-align:top"><td style="padding-right:1.0em;;"> <a href="/wiki/Low_frequency" title="Low frequency">5 (LF)</a></td><td style="padding-right:1.0em;;"> <a href="/wiki/Medium_frequency" title="Medium frequency">6 (MF)</a></td><td style="padding-right:1.0em;;"> <a href="/wiki/High_frequency" title="High frequency">7 (HF)</a></td><td style="padding-right:1.0em;;padding-right:0;"> <a href="/wiki/Very_high_frequency" title="Very high frequency">8 (VHF)</a></td></tr><tr style="vertical-align:top"><td style="padding-right:1.0em;;"> <a href="/wiki/Ultra_high_frequency" title="Ultra high frequency">9 (UHF)</a></td><td style="padding-right:1.0em;;"> <a href="/wiki/Super_high_frequency" title="Super high frequency">10 (SHF)</a></td><td style="padding-right:1.0em;;"> <a href="/wiki/Extremely_high_frequency" title="Extremely high frequency">11 (EHF)</a></td><td style="padding-right:1.0em;;padding-right:0;"> <a href="/wiki/Terahertz_radiation" title="Terahertz radiation">12 (THF)</a></td></tr></tbody></table></td> </tr><tr><th class="sidebar-heading" style="background:#ddddff;"> <a href="/wiki/NATO_radio_bands" class="mw-redirect" title="NATO radio bands">EU / NATO / US ECM </a></th></tr><tr><td class="sidebar-content" style="padding-top:0.2em; padding-bottom:0.6em;"> <div class="hlist"> <ul><li><a href="/wiki/A_band_(NATO)" title="A band (NATO)">A</a></li> <li><a href="/wiki/B_band_(NATO)" title="B band (NATO)">B</a></li> <li><a href="/wiki/C_band_(NATO)" title="C band (NATO)">C</a></li> <li><a href="/wiki/D_band_(NATO)" title="D band (NATO)">D</a></li> <li><a href="/wiki/E_band_(NATO)" title="E band (NATO)">E</a></li> <li><a href="/wiki/F_band_(NATO)" title="F band (NATO)">F</a></li> <li><a href="/wiki/G_band_(NATO)" title="G band (NATO)">G</a></li> <li><a href="/wiki/H_band_(NATO)" title="H band (NATO)">H</a></li> <li><a href="/wiki/I_band_(NATO)" title="I band (NATO)">I</a></li> <li><a href="/wiki/J_band_(NATO)" title="J band (NATO)">J</a></li> <li><a href="/wiki/K_band_(NATO)" title="K band (NATO)">K</a></li> <li><a href="/wiki/L_band_(NATO)" title="L band (NATO)">L</a></li> <li><a href="/wiki/M_band_(NATO)" title="M band (NATO)">M</a></li> <li><a href="/wiki/N_band_(NATO)" title="N band (NATO)">N</a></li></ul> </div></td> </tr><tr><th class="sidebar-heading" style="background:#ddddff;"> <a href="/wiki/Radio_spectrum#IEEE" title="Radio spectrum">IEEE </a></th></tr><tr><td class="sidebar-content" style="padding-top:0.2em; padding-bottom:0.6em;"> <div class="hlist"> <ul><li><a href="/wiki/High_frequency" title="High frequency">HF</a></li> <li><a href="/wiki/Very_high_frequency" title="Very high frequency">VHF</a></li> <li><a href="/wiki/Ultra_high_frequency" title="Ultra high frequency">UHF</a></li> <li><a class="mw-selflink selflink">L</a></li> <li><a href="/wiki/S_band" title="S band">S</a></li> <li><a href="/wiki/C_band_(IEEE)" title="C band (IEEE)">C</a></li> <li><a href="/wiki/X_band" title="X band">X</a></li> <li><a href="/wiki/Ku_band" title="Ku band">K<sub>u</sub></a></li> <li><a href="/wiki/K_band_(IEEE)" title="K band (IEEE)">K</a></li> <li><a href="/wiki/Ka_band" title="Ka band">K<sub>a</sub></a></li> <li><a href="/wiki/V_band" title="V band">V</a></li> <li><a href="/wiki/W_band" title="W band">W</a></li> <li><a href="/wiki/Extremely_high_frequency" title="Extremely high frequency">mm</a></li></ul> </div></td> </tr><tr><th class="sidebar-heading" style="background:#ddddff;"> Other TV and radio</th></tr><tr><td class="sidebar-content" style="padding-top:0.2em; padding-bottom:0.6em;"> <div class="hlist"> <ul><li><a href="/wiki/Band_I" title="Band I">I</a></li> <li><a href="/wiki/Band_II" title="Band II">II</a></li> <li><a href="/wiki/Band_III" title="Band III">III</a></li> <li><a href="/wiki/Band_IV" title="Band IV">IV</a></li> <li><a href="/wiki/Band_V" title="Band V">V</a></li> <li><a href="/wiki/Band_VI" title="Band VI">VI</a></li></ul> </div></td> </tr><tr><td class="sidebar-navbar"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1239400231">.mw-parser-output .navbar{display:inline;font-size:88%;font-weight:normal}.mw-parser-output .navbar-collapse{float:left;text-align:left}.mw-parser-output .navbar-boxtext{word-spacing:0}.mw-parser-output .navbar ul{display:inline-block;white-space:nowrap;line-height:inherit}.mw-parser-output .navbar-brackets::before{margin-right:-0.125em;content:"[ "}.mw-parser-output .navbar-brackets::after{margin-left:-0.125em;content:" ]"}.mw-parser-output .navbar li{word-spacing:-0.125em}.mw-parser-output .navbar a>span,.mw-parser-output .navbar a>abbr{text-decoration:inherit}.mw-parser-output .navbar-mini abbr{font-variant:small-caps;border-bottom:none;text-decoration:none;cursor:inherit}.mw-parser-output .navbar-ct-full{font-size:114%;margin:0 7em}.mw-parser-output .navbar-ct-mini{font-size:114%;margin:0 4em}html.skin-theme-clientpref-night .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}@media(prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbar li a abbr{color:var(--color-base)!important}}@media print{.mw-parser-output .navbar{display:none!important}}</style><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Radio_bands_sidebar" title="Template:Radio bands sidebar"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Radio_bands_sidebar" title="Template talk:Radio bands sidebar"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Radio_bands_sidebar" title="Special:EditPage/Template:Radio bands sidebar"><abbr title="Edit this template">e</abbr></a></li></ul></div></td></tr></tbody></table> <p>The <b>L band</b> is the <a href="/wiki/Institute_of_Electrical_and_Electronics_Engineers" title="Institute of Electrical and Electronics Engineers">Institute of Electrical and Electronics Engineers</a> (IEEE) designation for the range of <a href="/wiki/Frequency" title="Frequency">frequencies</a> in the <b><a href="/wiki/Radio_spectrum" title="Radio spectrum">radio spectrum</a></b> from 1 to 2 <a href="/wiki/Gigahertz" class="mw-redirect" title="Gigahertz">gigahertz</a> (GHz). This is at the top end of the <a href="/wiki/Ultra_high_frequency" title="Ultra high frequency">ultra high frequency</a> (UHF) band, at the lower end of the <a href="/wiki/Microwave" title="Microwave">microwave</a> range. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Applications">Applications</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=L_band&action=edit&section=1" title="Edit section: Applications"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-heading mw-heading3"><h3 id="Mobile_service"><a href="/wiki/Mobile_service" class="mw-redirect" title="Mobile service">Mobile service</a></h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=L_band&action=edit&section=2" title="Edit section: Mobile service"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In Europe, the Electronic Communications Committee (ECC) of the <a href="/wiki/European_Conference_of_Postal_and_Telecommunications_Administrations" title="European Conference of Postal and Telecommunications Administrations">European Conference of Postal and Telecommunications Administrations</a> (CEPT) has harmonized part of the L band (1452–1492 MHz), allowing individual countries to adopt this spectrum for terrestrial mobile/fixed communications networks supplemental downlink (MFCN SDL). By means of carrier aggregation, an <a href="/wiki/LTE-Advanced" class="mw-redirect" title="LTE-Advanced">LTE-Advanced</a> or UMTS/<a href="/wiki/HSDPA" class="mw-redirect" title="HSDPA">HSDPA</a> base station could use this spectrum to provide additional bandwidth for communications from the base station to the mobile device; i.e., in the downlink direction.<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p><p>In the Americas, mobile services are operated between the 1.7 GHz to 2.1 GHz range in the <a href="/wiki/Personal_Communication_Service" class="mw-redirect" title="Personal Communication Service">PCS</a> and <a href="/wiki/Advanced_Wireless_Services" title="Advanced Wireless Services">AWS</a> bands. </p> <div class="mw-heading mw-heading3"><h3 id="Satellite_navigation">Satellite navigation</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=L_band&action=edit&section=3" title="Edit section: Satellite navigation"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951"><div role="note" class="hatnote navigation-not-searchable">Main article: <a href="/wiki/Satellite_navigation" title="Satellite navigation">Satellite navigation</a></div> <p>The <a href="/wiki/Global_Positioning_System" title="Global Positioning System">Global Positioning System</a> carriers are in the L band, centered at 1176.45 MHz (L5), 1227.60 MHz (L2), 1381.05 MHz (L3), and 1575.42 MHz (L1) frequencies. L band waves are used for GPS units because they are able to penetrate clouds, fog, rain, storms, and vegetation. Only dense environments such as heavy forest canopies or concrete buildings can cause GPS units to receive data inaccurately.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> </p><p>The <a href="/wiki/Galileo_Navigation_System" class="mw-redirect" title="Galileo Navigation System">Galileo Navigation System</a>, the <a href="/wiki/GLONASS" title="GLONASS">GLONASS</a> System, and the <a href="/wiki/BeiDou" title="BeiDou">BeiDou</a> systems use the L band similar to GPS, although the frequency ranges are named differently. Modern receivers, such as those found in <a href="/wiki/Smartphone" title="Smartphone">smartphones</a>, are able to take advantage of multiple systems (usually only around the oldest L1 band) at the same time.<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="Telecommunications_use">Telecommunications use</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=L_band&action=edit&section=4" title="Edit section: Telecommunications use"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Mobile phones operate at 600–900 and 1700–2100 MHz. <a href="/wiki/Iridium_Communications" title="Iridium Communications">Iridium Communications</a> satellite phones use frequencies between 1616 and 1626.5 MHz<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> to communicate with the satellites. Iridium Communications 2-way messaging service <a href="/wiki/Snapdragon_Satellite" class="mw-redirect" title="Snapdragon Satellite">Snapdragon Satellite</a> will utilize frequencies in the L Band as well. <a href="/wiki/Inmarsat" title="Inmarsat">Inmarsat</a> and <a href="/wiki/Ligado_Networks" title="Ligado Networks">Ligado Networks</a> (formerly <a href="/wiki/LightSquared" class="mw-redirect" title="LightSquared">LightSquared</a>) terminals use frequencies between 1525 and 1646.5 MHz. <a href="/wiki/Thuraya" title="Thuraya">Thuraya</a> satellite phones use frequencies between 1525 and 1661 MHz. </p> <div class="mw-heading mw-heading3"><h3 id="NOAA">NOAA</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=L_band&action=edit&section=5" title="Edit section: NOAA"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/NOAA" class="mw-redirect" title="NOAA">NOAA</a> cyclically broadcasts weather data from its two geosynchronous satellites on 1694.1 MHz. </p> <div class="mw-heading mw-heading3"><h3 id="Aircraft_surveillance">Aircraft surveillance</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=L_band&action=edit&section=6" title="Edit section: Aircraft surveillance"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The aircraft L-band ranges from 960–1215<span class="nowrap"> </span>MHz. Aircraft can use <a href="/wiki/Automatic_dependent_surveillance-broadcast" class="mw-redirect" title="Automatic dependent surveillance-broadcast">Automatic dependent surveillance-broadcast</a> (ADS-B) equipment at 1090 MHz to communicate position information to the ground as well as between them for traffic information and avoidance. The 1090 MHz frequency (paired with 1030 MHz) is also used by <a href="/wiki/Secondary_surveillance_radar" title="Secondary surveillance radar">Mode S</a> transponders, which ADS-B augments when operated at this frequency. The TCAS system also utilizes the 1030/1090<span class="nowrap"> </span>MHz paired frequencies. ADS-B information can also be broadcast on the L band frequency of 978 MHz. DME and TACAN systems are also in this frequency band. </p> <div class="mw-heading mw-heading3"><h3 id="Amateur_radio">Amateur radio</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=L_band&action=edit&section=7" title="Edit section: Amateur radio"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The Radio Regulations of the <a href="/wiki/International_Telecommunication_Union" title="International Telecommunication Union">International Telecommunication Union</a> allow <a href="/wiki/Amateur_radio" title="Amateur radio">amateur radio</a> operations in the frequency range 1,240–1,300 MHz, and <a href="/wiki/Amateur_satellite" class="mw-redirect" title="Amateur satellite">amateur satellite</a> up-links are allowed in the range 1,260–1,270 MHz. This is known as the <a href="/wiki/23-centimeter_band" title="23-centimeter band">23-centimeter band</a> by radio amateurs and as the L-band by <a href="/wiki/AMSAT" title="AMSAT">AMSAT</a>. </p> <div class="mw-heading mw-heading3"><h3 id="Digital_audio_broadcasting">Digital audio broadcasting</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=L_band&action=edit&section=8" title="Edit section: Digital audio broadcasting"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In the <a href="/wiki/United_States" title="United States">United States</a> and <a href="/wiki/Territories_of_the_United_States" title="Territories of the United States">overseas territories</a>, the L band is held by the <a href="/wiki/United_States_Armed_Forces" title="United States Armed Forces">military</a> for <a href="/wiki/Telemetry" title="Telemetry">telemetry</a>, thereby forcing <a href="/wiki/Digital_radio" title="Digital radio">digital radio</a> to <a href="/wiki/In-band_on-channel" title="In-band on-channel">in-band on-channel</a> (IBOC) solutions. <a href="/wiki/Digital_Audio_Broadcasting" title="Digital Audio Broadcasting">Digital Audio Broadcasting</a> (DAB) in Europe primarily uses <a href="/wiki/Band_III" title="Band III">Band III</a>, but was historically also allowed to be carried in the 1452–1492<span class="nowrap"> </span>MHz range in some countries. </p><p><a href="/wiki/WorldSpace" class="mw-redirect" title="WorldSpace">WorldSpace</a> <a href="/wiki/Satellite_radio" title="Satellite radio">satellite radio</a> used to broadcast in the 1467–1492 MHz L sub-band. </p> <div class="mw-heading mw-heading3"><h3 id="Digital_video_broadcasting">Digital video broadcasting</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=L_band&action=edit&section=9" title="Edit section: Digital video broadcasting"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/DVB-H" title="DVB-H">DVB-H</a>, <a href="/wiki/DVB-SH" title="DVB-SH">DVB-SH</a>, and <a href="/wiki/DVB-T2" title="DVB-T2">DVB-T2</a> can operate in the L band. </p> <div class="mw-heading mw-heading3"><h3 id="Digital_multimedia_broadcasting">Digital multimedia broadcasting</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=L_band&action=edit&section=10" title="Edit section: Digital multimedia broadcasting"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><a href="/wiki/T-DMB" class="mw-redirect" title="T-DMB">T-DMB</a> can operate in the L band. </p> <div class="mw-heading mw-heading3"><h3 id="Astronomy">Astronomy</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=L_band&action=edit&section=11" title="Edit section: Astronomy"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The band contains the hyperfine transition of neutral hydrogen (the <a href="/wiki/Hydrogen_line" title="Hydrogen line">hydrogen line</a>, 1420 MHz), which is of great astronomical interest as a means of imaging the normally invisible neutral atomic hydrogen in interstellar space. The band also contains <a href="/wiki/Hydroxyl_radical" title="Hydroxyl radical">hydroxyl radical</a> transition lines at 1665 and 1667 MHz. Consequently, parts of the L band are protected <a href="/wiki/Radio_astronomy" title="Radio astronomy">radio astronomy</a> allocations worldwide.<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup> Specifically, the 1400–1427 MHz and 1660.6–1670.0 MHz regions are protected.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=L_band&action=edit&section=12" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20150721005040/http://www.erodocdb.dk/Docs/doc98/official/pdf/ECCDEC1303.PDF">"Harmonised use of the band 1452–1492<span class="nowrap"> </span>MHz for MFCN SDL"</a> <span class="cs1-format">(PDF)</span>. <a href="/wiki/European_Conference_of_Postal_and_Telecommunications_Administrations" title="European Conference of Postal and Telecommunications Administrations">CEPT</a> ECC. 2015-07-03. Archived from <a rel="nofollow" class="external text" href="http://www.erodocdb.dk/Docs/doc98/official/pdf/ECCDEC1303.PDF">the original</a> <span class="cs1-format">(PDF)</span> on 2015-07-21<span class="reference-accessdate">. Retrieved <span class="nowrap">2015-07-17</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Harmonised+use+of+the+band+1452%E2%80%931492%3Cspan+class%3D%22nowrap%22%3E+%3C%2Fspan%3EMHz+for+MFCN+SDL&rft.pub=CEPT+ECC&rft.date=2015-07-03&rft_id=http%3A%2F%2Fwww.erodocdb.dk%2FDocs%2Fdoc98%2Fofficial%2Fpdf%2FECCDEC1303.PDF&rfr_id=info%3Asid%2Fen.wikipedia.org%3AL+band" class="Z3988"></span></span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFOgaja2011" class="citation book cs1"><a href="/wiki/Clement_Ogaja" title="Clement Ogaja">Ogaja, Clement A.</a> (2011). <i>Applied GPS for Engineers and Project Managers</i>. ASCE Press. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1061%2F9780784411506.ap02">10.1061/9780784411506.ap02</a>. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-0-7844-1150-6" title="Special:BookSources/978-0-7844-1150-6"><bdi>978-0-7844-1150-6</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Applied+GPS+for+Engineers+and+Project+Managers&rft.pub=ASCE+Press&rft.date=2011&rft_id=info%3Adoi%2F10.1061%2F9780784411506.ap02&rft.isbn=978-0-7844-1150-6&rft.aulast=Ogaja&rft.aufirst=Clement+A.&rfr_id=info%3Asid%2Fen.wikipedia.org%3AL+band" class="Z3988"></span></span> </li> <li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFNicoliniCaporali2018" class="citation journal cs1">Nicolini, Luca; Caporali, Alessandro (9 January 2018). <a rel="nofollow" class="external text" href="https://doi.org/10.3390%2Frs10010080">"Investigation on Reference Frames and Time Systems in Multi-GNSS"</a>. <i>Remote Sensing</i>. <b>10</b> (2): 80. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/2018RemS...10...80N">2018RemS...10...80N</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://doi.org/10.3390%2Frs10010080">10.3390/rs10010080</a></span>. <a href="/wiki/Hdl_(identifier)" class="mw-redirect" title="Hdl (identifier)">hdl</a>:<span class="id-lock-free" title="Freely accessible"><a rel="nofollow" class="external text" href="https://hdl.handle.net/11577%2F3269537">11577/3269537</a></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Remote+Sensing&rft.atitle=Investigation+on+Reference+Frames+and+Time+Systems+in+Multi-GNSS&rft.volume=10&rft.issue=2&rft.pages=80&rft.date=2018-01-09&rft_id=info%3Ahdl%2F11577%2F3269537&rft_id=info%3Adoi%2F10.3390%2Frs10010080&rft_id=info%3Abibcode%2F2018RemS...10...80N&rft.aulast=Nicolini&rft.aufirst=Luca&rft.au=Caporali%2C+Alessandro&rft_id=https%3A%2F%2Fdoi.org%2F10.3390%252Frs10010080&rfr_id=info%3Asid%2Fen.wikipedia.org%3AL+band" class="Z3988"></span></span> </li> <li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external free" href="https://www.fcc.gov/Bureaus/International/Orders/1995/da950131.txt">http://www.fcc.gov/Bureaus/International/Orders/1995/da950131.txt</a> <sup class="noprint Inline-Template" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Bare_URLs" title="Wikipedia:Bare URLs"><span title="A full citation of this plain text file is required to prevent link rot. (March 2022)">bare URL plain text file</span></a></i>]</sup></span> </li> <li id="cite_note-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-5">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.fcc.gov/engineering-technology/policy-and-rules-division/general/radio-spectrum-allocation">"Radio Spectrum Allocation"</a>. <i>Federal Communications Commission</i>. 2011-03-02<span class="reference-accessdate">. Retrieved <span class="nowrap">2023-02-09</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Federal+Communications+Commission&rft.atitle=Radio+Spectrum+Allocation&rft.date=2011-03-02&rft_id=https%3A%2F%2Fwww.fcc.gov%2Fengineering-technology%2Fpolicy-and-rules-division%2Fgeneral%2Fradio-spectrum-allocation&rfr_id=info%3Asid%2Fen.wikipedia.org%3AL+band" class="Z3988"></span></span> </li> <li id="cite_note-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-6">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.itu.int/rec/R-REC-RA.314/en">"RA.314:Preferred frequency bands for radio astronomical measurements"</a>. <i>www.itu.int</i>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=www.itu.int&rft.atitle=RA.314%3APreferred+frequency+bands+for+radio+astronomical+measurements&rft_id=https%3A%2F%2Fwww.itu.int%2Frec%2FR-REC-RA.314%2Fen&rfr_id=info%3Asid%2Fen.wikipedia.org%3AL+band" class="Z3988"></span></span> </li> </ol></div></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><style data-mw-deduplicate="TemplateStyles:r1236075235">.mw-parser-output .navbox{box-sizing:border-box;border:1px solid #a2a9b1;width:100%;clear:both;font-size:88%;text-align:center;padding:1px;margin:1em auto 0}.mw-parser-output .navbox .navbox{margin-top:0}.mw-parser-output .navbox+.navbox,.mw-parser-output .navbox+.navbox-styles+.navbox{margin-top:-1px}.mw-parser-output .navbox-inner,.mw-parser-output .navbox-subgroup{width:100%}.mw-parser-output .navbox-group,.mw-parser-output .navbox-title,.mw-parser-output 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rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Radio_spectrum" title="Template:Radio spectrum"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Radio_spectrum" title="Template talk:Radio spectrum"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Radio_spectrum" title="Special:EditPage/Template:Radio spectrum"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Radio_spectrum_(ITU)" style="font-size:114%;margin:0 4em"><a href="/wiki/Radio_spectrum" title="Radio spectrum">Radio spectrum</a> (ITU)</div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0;background:transparent;color:inherit;"><div style="padding:0px"><table class="navbox-columns-table" style="border-spacing: 0px; text-align:left;width:auto; margin-left:auto; margin-right:auto;"><tbody><tr style="vertical-align:top"><td class="navbox-list" style="padding:0px;text-align:center;width:10em;"><div> <p><b><a href="/wiki/Extremely_low_frequency" title="Extremely low frequency">ELF</a></b> <br /> 3 Hz/100 Mm <br /> 30 Hz/10 Mm </p> </div></td><td class="navbox-list" style="border-left:2px solid #fdfdfd;padding:0px;text-align:center;width:10em;"><div> <p><b><a href="/wiki/Super_low_frequency" title="Super low frequency">SLF</a></b> <br /> 30 Hz/10 Mm <br /> 300 Hz/1 Mm </p> </div></td><td class="navbox-list" style="border-left:2px solid #fdfdfd;padding:0px;text-align:center;width:10em;"><div> <p><b><a href="/wiki/Ultra_low_frequency" title="Ultra low frequency">ULF</a></b> <br /> 300 Hz/1 Mm <br /> 3 kHz/100 km </p> </div></td><td class="navbox-list" style="border-left:2px solid #fdfdfd;padding:0px;text-align:center;width:10em;"><div> <p><b><a href="/wiki/Very_low_frequency" title="Very low frequency">VLF</a></b> <br /> 3 kHz/100 km <br /> 30 kHz/10 km </p> </div></td><td class="navbox-list" style="border-left:2px solid #fdfdfd;padding:0px;text-align:center;width:10em;"><div> <p><b><a href="/wiki/Low_frequency" title="Low frequency">LF</a></b> <br /> 30 kHz/10 km <br /> 300 kHz/1 km </p> </div></td><td class="navbox-list" style="border-left:2px solid #fdfdfd;padding:0px;text-align:center;width:10em;"><div> <p><b><a href="/wiki/Medium_frequency" title="Medium frequency">MF</a></b> <br /> 300 kHz/1 km <br /> 3 MHz/100 m </p> </div></td><td class="navbox-list" style="border-left:2px solid #fdfdfd;padding:0px;text-align:center;width:10em;"><div> <p><b><a href="/wiki/High_frequency" title="High frequency">HF</a></b> <br /> 3 MHz/100 m <br /> 30 MHz/10 m </p> </div></td><td class="navbox-list" style="border-left:2px solid #fdfdfd;padding:0px;text-align:center;width:10em;"><div> <p><b><a href="/wiki/Very_high_frequency" title="Very high frequency">VHF</a></b> <br /> 30 MHz/10 m <br /> 300 MHz/1 m </p> </div></td><td class="navbox-list" style="border-left:2px solid #fdfdfd;padding:0px;text-align:center;width:10em;"><div> <p><b><a href="/wiki/Ultra_high_frequency" title="Ultra high frequency">UHF</a></b> <br /> 300 MHz/1 m <br /> 3 GHz/100 mm </p> </div></td><td class="navbox-list" style="border-left:2px solid #fdfdfd;padding:0px;text-align:center;width:10em;"><div> <p><b><a href="/wiki/Super_high_frequency" title="Super high frequency">SHF</a></b> <br /> 3 GHz/100 mm <br /> 30 GHz/10 mm </p> </div></td><td class="navbox-list" style="border-left:2px solid #fdfdfd;padding:0px;text-align:center;width:10em;"><div> <p><b><a href="/wiki/Extremely_high_frequency" title="Extremely high frequency">EHF</a></b> <br /> 30 GHz/10 mm <br /> 300 GHz/1 mm </p> </div></td><td class="navbox-list" style="border-left:2px solid #fdfdfd;padding:0px;text-align:center;width:10em;"><div> <p><b><a href="/wiki/Tremendously_high_frequency" class="mw-redirect" title="Tremendously high frequency">THF</a></b> <br /> 300 GHz/1 mm <br /> 3 THz/0.1 mm </p> </div></td></tr></tbody></table></div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div><b><span class="nowrap"><span class="noviewer" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/1/1d/Radio_icon.png" decoding="async" width="32" height="23" class="mw-file-element" data-file-width="30" data-file-height="22" /></span></span> </span><a href="/wiki/Portal:Radio" title="Portal:Radio">Radio portal</a></b></div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"><style data-mw-deduplicate="TemplateStyles:r886047488">.mw-parser-output .nobold{font-weight:normal}</style></div><div role="navigation" class="navbox" aria-labelledby="Electromagnetic_spectrum" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Electromagnetic_spectrum" title="Template:Electromagnetic spectrum"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Electromagnetic_spectrum" title="Template talk:Electromagnetic spectrum"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Electromagnetic_spectrum" title="Special:EditPage/Template:Electromagnetic spectrum"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Electromagnetic_spectrum" style="font-size:114%;margin:0 4em"><a href="/wiki/Electromagnetic_spectrum" title="Electromagnetic spectrum">Electromagnetic spectrum</a></div></th></tr><tr><td class="navbox-abovebelow" colspan="2" style="padding:0.3em 0.5em 0.4em;line-height:1.25em;font-weight:bold;"><div> <ul><li><a href="/wiki/Gamma_ray" title="Gamma ray">Gamma rays</a></li> <li><a href="/wiki/X-ray" title="X-ray">X-rays</a></li> <li><a href="/wiki/Ultraviolet" title="Ultraviolet">Ultraviolet</a></li> <li><a href="/wiki/Visible_spectrum" title="Visible spectrum">Visible</a></li> <li><a href="/wiki/Infrared" title="Infrared">Infrared</a></li> <li><a href="/wiki/Microwave" title="Microwave">Microwave</a></li> <li><a href="/wiki/Radio_wave" title="Radio wave">Radio</a><figure class="mw-halign-center" typeof="mw:File"><a href="/wiki/File:Frequency_vs._wave_length.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/62/Frequency_vs._wave_length.svg/500px-Frequency_vs._wave_length.svg.png" decoding="async" width="500" height="65" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/62/Frequency_vs._wave_length.svg/750px-Frequency_vs._wave_length.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/62/Frequency_vs._wave_length.svg/1000px-Frequency_vs._wave_length.svg.png 2x" data-file-width="800" data-file-height="104" /></a><figcaption></figcaption></figure><div style="clear:both;" class=""></div><span class="nobold"><i><span style="font-size:120%">←</span> higher <a href="/wiki/Frequency" title="Frequency">frequencies</a><span class="nowrap">       </span>longer <a href="/wiki/Wavelength" title="Wavelength">wavelengths</a> <span style="font-size:120%">→</span></i></span></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:lavender;"><a href="/wiki/Gamma_ray" title="Gamma ray">Gamma rays</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Very-high-energy_gamma_ray" title="Very-high-energy gamma ray">Very-high-energy gamma ray</a></li> <li><a href="/wiki/Ultra-high-energy_gamma_ray" title="Ultra-high-energy gamma ray">Ultra-high-energy gamma ray</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:lavender;"><a href="/wiki/X-ray" title="X-ray">X-rays</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Soft_X-ray" class="mw-redirect" title="Soft X-ray">Soft X-ray</a></li> <li><a href="/wiki/Hard_X-ray" class="mw-redirect" title="Hard X-ray">Hard X-ray</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:lavender;"><a href="/wiki/Ultraviolet" title="Ultraviolet">Ultraviolet</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Extreme_ultraviolet" title="Extreme ultraviolet">Extreme ultraviolet</a></li> <li><a href="/wiki/Vacuum_ultraviolet" class="mw-redirect" title="Vacuum ultraviolet">Vacuum ultraviolet</a></li> <li><a href="/wiki/Lyman-alpha" title="Lyman-alpha">Lyman-alpha</a></li> <li><a href="/wiki/Far_ultraviolet" class="mw-redirect" title="Far ultraviolet">FUV</a></li> <li><a href="/wiki/Middle_ultraviolet" class="mw-redirect" title="Middle ultraviolet">MUV</a></li> <li><a href="/wiki/Near_ultraviolet" class="mw-redirect" title="Near ultraviolet">NUV</a></li> <li><a href="/wiki/Ultraviolet_C" class="mw-redirect" title="Ultraviolet C">UVC</a></li> <li><a href="/wiki/Ultraviolet_B" class="mw-redirect" title="Ultraviolet B">UVB</a></li> <li><a href="/wiki/Ultraviolet_A" class="mw-redirect" title="Ultraviolet A">UVA</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:lavender;"><a href="/wiki/Visible_spectrum" title="Visible spectrum">Visible (optical)</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Violet_(color)" title="Violet (color)">Violet</a></li> <li><a href="/wiki/Blue" title="Blue">Blue</a></li> <li><a href="/wiki/Cyan" title="Cyan">Cyan</a></li> <li><a href="/wiki/Green" title="Green">Green</a></li> <li><a href="/wiki/Yellow" title="Yellow">Yellow</a></li> <li><a href="/wiki/Orange_(colour)" title="Orange (colour)">Orange</a></li> <li><a href="/wiki/Red" title="Red">Red</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:lavender;"><a href="/wiki/Infrared" title="Infrared">Infrared</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Near-infrared" class="mw-redirect" title="Near-infrared">NIR</a> (<a href="/wiki/Photometric_system" title="Photometric system">Bands</a>: <a href="/wiki/J_band_(infrared)" title="J band (infrared)">J</a>, <a href="/wiki/K_band_(infrared)" title="K band (infrared)">K</a>, <a href="/wiki/H_band_(infrared)" title="H band (infrared)">H</a>)</li> <li><a href="/wiki/Infrared#Regions" title="Infrared">SWIR</a></li> <li><a href="/wiki/Infrared#Regions" title="Infrared">MWIR</a> (<a href="/wiki/Photometric_system" title="Photometric system">Bands</a>: <a href="/wiki/L_band_(infrared)" title="L band (infrared)">L</a>, <a href="/wiki/M_band_(infrared)" title="M band (infrared)">M</a>, <a href="/wiki/N_band" title="N band">N</a>)</li> <li><a href="/wiki/Infrared#Regions" title="Infrared">LWIR</a></li> <li><a href="/wiki/Far_infrared" title="Far infrared">FIR</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:lavender;"><a href="/wiki/Microwave" title="Microwave">Microwaves</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/W_band" title="W band">W band</a></li> <li><a href="/wiki/V_band" title="V band">V band</a></li> <li><a href="/wiki/Q_band" title="Q band">Q band</a></li> <li><a href="/wiki/Ka_band" title="Ka band">K<sub>a</sub> band</a></li> <li><a href="/wiki/K_band_(IEEE)" title="K band (IEEE)">K band</a></li> <li><a href="/wiki/Ku_band" title="Ku band">K<sub>u</sub> band</a></li> <li><a href="/wiki/X_band" title="X band">X band</a></li> <li><a href="/wiki/C_band_(IEEE)" title="C band (IEEE)">C band</a></li> <li><a href="/wiki/S_band" title="S band">S band</a></li> <li><a class="mw-selflink selflink">L band</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:lavender;"><a href="/wiki/Radio_frequency" title="Radio frequency">Radio</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Terahertz_radiation" title="Terahertz radiation">THF</a></li> <li><a href="/wiki/Extremely_high_frequency" title="Extremely high frequency">EHF</a></li> <li><a href="/wiki/Super_high_frequency" title="Super high frequency">SHF</a></li> <li><a href="/wiki/Ultra_high_frequency" title="Ultra high frequency">UHF</a></li> <li><a href="/wiki/Very_high_frequency" title="Very high frequency">VHF</a></li> <li><a href="/wiki/High_frequency" title="High frequency">HF</a></li> <li><a href="/wiki/Medium_frequency" title="Medium frequency">MF</a></li> <li><a href="/wiki/Low_frequency" title="Low frequency">LF</a></li> <li><a href="/wiki/Very_low_frequency" title="Very low frequency">VLF</a></li> <li><a href="/wiki/Ultra_low_frequency" title="Ultra low frequency">ULF</a></li> <li><a href="/wiki/Super_low_frequency" title="Super low frequency">SLF</a></li> <li><a href="/wiki/Extremely_low_frequency" title="Extremely low frequency">ELF</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;background:lavender;"><a href="/wiki/Wavelength" title="Wavelength">Wavelength</a> types</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Microwave" title="Microwave">Microwave</a></li> <li><a href="/wiki/Shortwave_radio" title="Shortwave radio">Shortwave</a></li> <li><a href="/wiki/Medium_wave" title="Medium wave">Medium wave</a></li> <li><a href="/wiki/Longwave" title="Longwave">Longwave</a></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Analog_and_digital_audio_broadcasting" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Audio_broadcasting" title="Template:Audio broadcasting"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Audio_broadcasting" title="Template talk:Audio broadcasting"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Audio_broadcasting" title="Special:EditPage/Template:Audio broadcasting"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Analog_and_digital_audio_broadcasting" style="font-size:114%;margin:0 4em"><a href="/wiki/Analog_recording" title="Analog recording">Analog</a> and <a href="/wiki/Digital_audio" title="Digital audio">digital audio</a> <a href="/wiki/Broadcasting" title="Broadcasting">broadcasting</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Terrestrial</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Radio" title="Radio">Radio</a> <a href="/wiki/Modulation" title="Modulation">modulation</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Amplitude_modulation" title="Amplitude modulation">AM</a></li> <li><a href="/wiki/Frequency_modulation" title="Frequency modulation">FM</a></li> <li><a href="/wiki/Orthogonal_frequency-division_multiplexing" title="Orthogonal frequency-division multiplexing">COFDM</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Frequency_allocation" title="Frequency allocation">Frequency allocations</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Longwave" title="Longwave">LW</a> (<a href="/wiki/Low_frequency" title="Low frequency">LF</a>)</li> <li><a href="/wiki/Medium_wave" title="Medium wave">MW</a> (<a href="/wiki/Medium_frequency" title="Medium frequency">MF</a>)</li> <li><a href="/wiki/Shortwave_radio" title="Shortwave radio">SW</a> (<a href="/wiki/High_frequency" title="High frequency">HF</a>)</li> <li><a href="/wiki/Very_high_frequency" title="Very high frequency">VHF</a> (<a href="/wiki/Band_I" title="Band I">low</a> / <a href="/wiki/Band_II" title="Band II">mid</a> / <a href="/wiki/Band_III" title="Band III">high</a>)</li> <li><a class="mw-selflink selflink">L band</a> (<a href="/wiki/Ultra_high_frequency" title="Ultra high frequency">UHF</a>)</li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Digital systems</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/CAM-D" title="CAM-D">CAM-D</a></li> <li><a href="/wiki/Digital_Audio_Broadcasting" title="Digital Audio Broadcasting">DAB/DAB+</a></li> <li><a href="/wiki/Digital_Radio_Mondiale" title="Digital Radio Mondiale">DRM/DRM+</a></li> <li><a href="/wiki/ISDB-T#ISDB-Tsb" class="mw-redirect" title="ISDB-T">ISDB-Tsb</a></li> <li><a href="/wiki/FMeXtra" title="FMeXtra">FMeXtra</a></li> <li><a href="/wiki/HD_Radio" title="HD Radio">HD Radio</a></li> <li>CDR</li> <li><a href="/wiki/DVB-T2" title="DVB-T2">DVB-T2 Lite</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Satellite</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Frequency allocations</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/C_band_(IEEE)" title="C band (IEEE)">C band</a></li> <li><a href="/wiki/Ku_band" title="Ku band">K<sub>u</sub> band</a></li> <li><a class="mw-selflink selflink">L band</a></li> <li><a href="/wiki/S_band" title="S band">S band</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Digital systems</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Astra_Digital_Radio" title="Astra Digital Radio">ADR</a></li> <li><a href="/wiki/Digital_audio_broadcasting" class="mw-redirect" title="Digital audio broadcasting">DAB-S</a></li> <li><a href="/wiki/DVB-SH" title="DVB-SH">DVB-SH</a></li> <li><a href="/wiki/S-DMB" title="S-DMB">S-DMB</a></li> <li><a href="/wiki/ETSI_Satellite_Digital_Radio" title="ETSI Satellite Digital Radio">SDR</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Commercial_broadcasting" title="Commercial broadcasting">Commercial radio</a> providers</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Sirius_XM" title="Sirius XM">Sirius XM</a> <ul><li><a href="/wiki/Sirius_XM_Canada" title="Sirius XM Canada">Canada</a></li></ul></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Audio_codec" title="Audio codec">Codecs</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Advanced_Audio_Coding" title="Advanced Audio Coding">AAC</a></li> <li><a href="/wiki/Extended_Adaptive_Multi-Rate_%E2%80%93_Wideband" title="Extended Adaptive Multi-Rate – Wideband">AMR-WB+</a></li> <li><a href="/wiki/High-Definition_Coding" title="High-Definition Coding">HDC</a></li> <li><a href="/wiki/High-Efficiency_Advanced_Audio_Coding" title="High-Efficiency Advanced Audio Coding">HE-AAC</a></li> <li><a href="/wiki/MPEG-1_Audio_Layer_II" title="MPEG-1 Audio Layer II">MPEG-1 Audio Layer II</a></li> <li><a href="/wiki/Dynamic_Resolution_Adaptation" title="Dynamic Resolution Adaptation">DRA+</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Subcarrier" title="Subcarrier">Subcarrier</a> signals</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Amplitude_modulation_signalling_system" title="Amplitude modulation signalling system">AMSS</a></li> <li><a href="/wiki/DirectBand" title="DirectBand">DirectBand</a></li> <li><a href="/wiki/Program-associated_data" title="Program-associated data">PAD</a></li> <li><a href="/wiki/Radio_Data_System" title="Radio Data System">RDS/RBDS</a></li> <li><a href="/wiki/Subsidiary_communications_authority" title="Subsidiary communications authority">SCA/SCMO</a></li> <li><a href="/wiki/Data_Radio_Channel" title="Data Radio Channel">DARC</a></li></ul> </div></td></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div id="Related_topics" style="font-size:114%;margin:0 4em">Related topics</div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Technical (audio)</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Audio_data_compression" class="mw-redirect" title="Audio data compression">Audio data compression</a></li> <li><a href="/wiki/Audio_signal_processing" title="Audio signal processing">Audio signal processing</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Technical (<a href="/wiki/AM_stereo" title="AM stereo">AM stereo</a> formats)</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/AM_stereo#Belar_System" title="AM stereo">Belar</a></li> <li><a href="/wiki/C-QUAM" title="C-QUAM">C-QUAM</a></li> <li><a href="/wiki/AM_stereo#Harris_System" title="AM stereo">Harris</a></li> <li><a href="/wiki/AM_stereo#Kahn-Hazeltine" title="AM stereo">Kahn-Hazeltine</a></li> <li><a href="/wiki/AM_stereo#Magnavox_System" title="AM stereo">Magnavox</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Technical (emission)</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/AM_broadcasting" title="AM broadcasting">AM broadcasting</a></li> <li><a href="/wiki/AM_expanded_band" title="AM expanded band">AM expanded band</a></li> <li><a href="/wiki/Cable_radio" title="Cable radio">Cable radio</a></li> <li><a href="/wiki/Digital_radio" title="Digital radio">Digital radio</a></li> <li><a href="/wiki/Error_detection_and_correction" title="Error detection and correction">Error detection and correction</a></li> <li><a href="/wiki/FM_broadcast_band" title="FM broadcast band">FM broadcast band</a></li> <li><a href="/wiki/FM_broadcasting" title="FM broadcasting">FM broadcasting</a></li> <li><a href="/wiki/FM_extended_band_in_Brazil" title="FM extended band in Brazil">FM extended band in Brazil</a></li> <li><a href="/wiki/Multipath_propagation" title="Multipath propagation">Multipath propagation</a></li> <li><a href="/wiki/Shortwave_relay_station" title="Shortwave relay station">Shortwave relay station</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Cultural</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/History_of_radio" title="History of radio">History of radio</a></li> <li><a href="/wiki/International_broadcasting" title="International broadcasting">International broadcasting</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div> <ul><li><b><span class="nowrap"><span class="noviewer" typeof="mw:File"><span><img alt="" src="//upload.wikimedia.org/wikipedia/commons/1/1d/Radio_icon.png" decoding="async" width="32" height="23" class="mw-file-element" data-file-width="30" data-file-height="22" /></span></span> </span><a href="/wiki/Portal:Radio" title="Portal:Radio">Radio portal</a></b></li> <li><a href="/wiki/Comparison_of_radio_systems" title="Comparison of radio systems">Comparison of radio systems</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr></tbody></table></div> <!-- NewPP limit report Parsed by mw‐web.codfw.main‐f69cdc8f6‐ftkqq Cached time: 20241122140640 Cache expiry: 2592000 Reduced expiry: false Complications: [vary‐revision‐sha1, show‐toc] CPU time usage: 0.479 seconds Real time usage: 0.620 seconds Preprocessor visited node count: 1609/1000000 Post‐expand include size: 92194/2097152 bytes Template argument size: 2087/2097152 bytes Highest expansion depth: 14/100 Expensive parser function count: 5/500 Unstrip recursion depth: 1/20 Unstrip post‐expand size: 65160/5000000 bytes Lua time usage: 0.289/10.000 seconds Lua memory usage: 5776078/52428800 bytes Number of Wikibase entities loaded: 0/400 --> <!-- Transclusion expansion time report (%,ms,calls,template) 100.00% 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