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Šířka pásma – Wikipedie
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[o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Přihlášení</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Stránky pro odhlášené editory <a href="/wiki/N%C3%A1pov%C4%9Bda:%C3%9Avod" aria-label="Více informací o editování"><span>dozvědět se více</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Speci%C3%A1ln%C3%AD:Moje_p%C5%99%C3%ADsp%C4%9Bvky" title="Seznam editací provedených z této IP adresy [y]" accesskey="y"><span>Příspěvky</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Speci%C3%A1ln%C3%AD:Moje_diskuse" title="Diskuse o editacích provedených z této IP adresy [n]" accesskey="n"><span>Diskuse</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"><!-- CentralNotice --></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="Projekt"> <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="Obsah" 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">Obsah</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">přesunout do postranního panelu</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">skrýt</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">(úvod)</div> </a> </li> <li id="toc-Související_články" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Související_články"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Související články</span> </div> </a> <ul id="toc-Související_články-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Reference" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Reference"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Reference</span> </div> </a> <ul id="toc-Reference-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="Obsah" 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="Přepnout obsah" > <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">Přepnout obsah</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">Šířka pásma</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 mw-interlanguage-selector" aria-label="Přejděte k článku v jiném jazyce. Je dostupný v 44 jazycích" > <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-44" 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">44 jazyků</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Bandwydte" title="Bandwydte – afrikánština" lang="af" hreflang="af" data-title="Bandwydte" data-language-autonym="Afrikaans" data-language-local-name="afrikánština" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%B9%D8%B1%D8%B6_%D9%86%D8%B7%D8%A7%D9%82" title="عرض نطاق – arabština" lang="ar" hreflang="ar" data-title="عرض نطاق" data-language-autonym="العربية" data-language-local-name="arabština" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%95%E0%A6%AE%E0%A7%8D%E0%A6%AA%E0%A6%BE%E0%A6%82%E0%A6%95%E0%A6%AC%E0%A7%8D%E0%A6%AF%E0%A6%BE%E0%A6%AA%E0%A7%8D%E0%A6%A4%E0%A6%BF_(%E0%A6%B8%E0%A6%82%E0%A6%95%E0%A7%87%E0%A6%A4_%E0%A6%AA%E0%A7%8D%E0%A6%B0%E0%A6%95%E0%A7%8D%E0%A6%B0%E0%A6%BF%E0%A6%AF%E0%A6%BC%E0%A6%BE%E0%A6%9C%E0%A6%BE%E0%A6%A4%E0%A6%95%E0%A6%B0%E0%A6%A3)" title="কম্পাংকব্যাপ্তি (সংকেত প্রক্রিয়াজাতকরণ) – bengálština" lang="bn" hreflang="bn" data-title="কম্পাংকব্যাপ্তি (সংকেত প্রক্রিয়াজাতকরণ)" data-language-autonym="বাংলা" data-language-local-name="bengálština" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Amplada_de_banda" title="Amplada de banda – katalánština" lang="ca" hreflang="ca" data-title="Amplada de banda" data-language-autonym="Català" data-language-local-name="katalánština" 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/B%C3%A5ndbredde_(signalbehandling)" title="Båndbredde (signalbehandling) – dánština" lang="da" hreflang="da" data-title="Båndbredde (signalbehandling)" data-language-autonym="Dansk" data-language-local-name="dánština" 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/Bandbreite" title="Bandbreite – němčina" lang="de" hreflang="de" data-title="Bandbreite" data-language-autonym="Deutsch" data-language-local-name="němčina" 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%95%CF%8D%CF%81%CE%BF%CF%82_%CE%B6%CF%8E%CE%BD%CE%B7%CF%82" title="Εύρος ζώνης – řečtina" lang="el" hreflang="el" data-title="Εύρος ζώνης" data-language-autonym="Ελληνικά" data-language-local-name="řečtina" 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/Bandwidth_(signal_processing)" title="Bandwidth (signal processing) – angličtina" lang="en" hreflang="en" data-title="Bandwidth (signal processing)" data-language-autonym="English" data-language-local-name="angličtina" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Ancho_de_banda" title="Ancho de banda – španělština" lang="es" hreflang="es" data-title="Ancho de banda" data-language-autonym="Español" data-language-local-name="španělština" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Ribalaius" title="Ribalaius – estonština" lang="et" hreflang="et" data-title="Ribalaius" data-language-autonym="Eesti" data-language-local-name="estonština" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Banda_zabalera" title="Banda zabalera – baskičtina" lang="eu" hreflang="eu" data-title="Banda zabalera" data-language-autonym="Euskara" data-language-local-name="baskičtina" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D9%BE%D9%87%D9%86%D8%A7%DB%8C_%D8%A8%D8%A7%D9%86%D8%AF" title="پهنای باند – perština" lang="fa" hreflang="fa" data-title="پهنای باند" data-language-autonym="فارسی" data-language-local-name="perština" 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/Kaistanleveys" title="Kaistanleveys – finština" lang="fi" hreflang="fi" data-title="Kaistanleveys" data-language-autonym="Suomi" data-language-local-name="finština" 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/Bande_passante" title="Bande passante – francouzština" lang="fr" hreflang="fr" data-title="Bande passante" data-language-autonym="Français" data-language-local-name="francouzština" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Bandaleithead" title="Bandaleithead – irština" lang="ga" hreflang="ga" data-title="Bandaleithead" data-language-autonym="Gaeilge" data-language-local-name="irština" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Ancho_de_banda" title="Ancho de banda – galicijština" lang="gl" hreflang="gl" data-title="Ancho de banda" data-language-autonym="Galego" data-language-local-name="galicijština" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%A8%D7%95%D7%97%D7%91_%D7%A1%D7%A8%D7%98" title="רוחב סרט – hebrejština" lang="he" hreflang="he" data-title="רוחב סרט" data-language-autonym="עברית" data-language-local-name="hebrejština" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%AC%E0%A5%88%E0%A4%82%E0%A4%A1%E0%A4%B5%E0%A4%BF%E0%A4%A5" title="बैंडविथ – hindština" lang="hi" hreflang="hi" data-title="बैंडविथ" data-language-autonym="हिन्दी" data-language-local-name="hindština" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/S%C3%A1vsz%C3%A9less%C3%A9g" title="Sávszélesség – maďarština" lang="hu" hreflang="hu" data-title="Sávszélesség" data-language-autonym="Magyar" data-language-local-name="maďarština" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Lebar_pita" title="Lebar pita – indonéština" lang="id" hreflang="id" data-title="Lebar pita" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonéština" 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/Larghezza_di_banda" title="Larghezza di banda – italština" lang="it" hreflang="it" data-title="Larghezza di banda" data-language-autonym="Italiano" data-language-local-name="italština" 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/%E5%B8%AF%E5%9F%9F%E5%B9%85" title="帯域幅 – japonština" lang="ja" hreflang="ja" data-title="帯域幅" data-language-autonym="日本語" data-language-local-name="japonština" 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/%EB%8C%80%EC%97%AD%ED%8F%AD_(%EC%8B%A0%ED%98%B8_%EC%B2%98%EB%A6%AC)" title="대역폭 (신호 처리) – korejština" lang="ko" hreflang="ko" data-title="대역폭 (신호 처리)" data-language-autonym="한국어" data-language-local-name="korejština" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Amplitudo_fasciae" title="Amplitudo fasciae – latina" lang="la" hreflang="la" data-title="Amplitudo fasciae" data-language-autonym="Latina" data-language-local-name="latina" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Joslas_platums_(sign%C4%81lu_apstr%C4%81de)" title="Joslas platums (signālu apstrāde) – lotyština" lang="lv" hreflang="lv" data-title="Joslas platums (signālu apstrāde)" data-language-autonym="Latviešu" data-language-local-name="lotyština" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%A8%D0%B8%D1%80%D0%B8%D0%BD%D0%B0_%D0%BD%D0%B0_%D1%87%D0%B5%D1%81%D1%82%D0%BE%D1%82%D0%B5%D0%BD_%D0%BE%D0%BF%D1%81%D0%B5%D0%B3" title="Ширина на честотен опсег – makedonština" lang="mk" hreflang="mk" data-title="Ширина на честотен опсег" data-language-autonym="Македонски" data-language-local-name="makedonština" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Bandbreedte" title="Bandbreedte – nizozemština" lang="nl" hreflang="nl" data-title="Bandbreedte" data-language-autonym="Nederlands" data-language-local-name="nizozemština" 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/Bandbreidde" title="Bandbreidde – norština (nynorsk)" lang="nn" hreflang="nn" data-title="Bandbreidde" data-language-autonym="Norsk nynorsk" data-language-local-name="norština (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/B%C3%A5ndbredde" title="Båndbredde – norština (bokmål)" lang="nb" hreflang="nb" data-title="Båndbredde" data-language-autonym="Norsk bokmål" data-language-local-name="norština (bokmål)" 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/Pasmo_przenoszenia" title="Pasmo przenoszenia – polština" lang="pl" hreflang="pl" data-title="Pasmo przenoszenia" data-language-autonym="Polski" data-language-local-name="polština" 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/Largura_de_banda" title="Largura de banda – portugalština" lang="pt" hreflang="pt" data-title="Largura de banda" data-language-autonym="Português" data-language-local-name="portugalština" 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%9F%D0%BE%D0%BB%D0%BE%D1%81%D0%B0_%D0%BF%D1%80%D0%BE%D0%BF%D1%83%D1%81%D0%BA%D0%B0%D0%BD%D0%B8%D1%8F" title="Полоса пропускания – ruština" lang="ru" hreflang="ru" data-title="Полоса пропускания" data-language-autonym="Русский" data-language-local-name="ruština" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/%C5%A0irina_frekventnog_opsega" title="Širina frekventnog opsega – srbochorvatština" lang="sh" hreflang="sh" data-title="Širina frekventnog opsega" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="srbochorvatština" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Bandwidth_(signal_processing)" title="Bandwidth (signal processing) – Simple English" lang="en-simple" hreflang="en-simple" data-title="Bandwidth (signal processing)" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Pasovna_%C5%A1irina" title="Pasovna širina – slovinština" lang="sl" hreflang="sl" data-title="Pasovna širina" data-language-autonym="Slovenščina" data-language-local-name="slovinština" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%A8%D0%B8%D1%80%D0%B8%D0%BD%D0%B0_%D1%84%D1%80%D0%B5%D0%BA%D0%B2%D0%B5%D0%BD%D1%82%D0%BD%D0%BE%D0%B3_%D0%BE%D0%BF%D1%81%D0%B5%D0%B3%D0%B0" title="Ширина фреквентног опсега – srbština" lang="sr" hreflang="sr" data-title="Ширина фреквентног опсега" data-language-autonym="Српски / srpski" data-language-local-name="srbština" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-su mw-list-item"><a href="https://su.wikipedia.org/wiki/Rubakpita" title="Rubakpita – sundština" lang="su" hreflang="su" data-title="Rubakpita" data-language-autonym="Sunda" data-language-local-name="sundština" class="interlanguage-link-target"><span>Sunda</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Bandbredd" title="Bandbredd – švédština" lang="sv" hreflang="sv" data-title="Bandbredd" data-language-autonym="Svenska" data-language-local-name="švédština" 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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">Vzhled</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">přesunout do postranního panelu</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">skrýt</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">Z Wikipedie, otevřené encyklopedie</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="cs" dir="ltr"><figure class="mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/Soubor:Bandwidth_2.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6b/Bandwidth_2.svg/300px-Bandwidth_2.svg.png" decoding="async" width="300" height="200" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6b/Bandwidth_2.svg/450px-Bandwidth_2.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6b/Bandwidth_2.svg/600px-Bandwidth_2.svg.png 2x" data-file-width="600" data-file-height="400" /></a><figcaption>Graf zobrazující průběh útlumu <a href="/wiki/P%C3%A1smov%C3%A1_propust" title="Pásmová propust">pásmové propusti</a> s nejčastěji používaným údajem o šířce pásma pro pokles o 3 dB (na 0,707 napěťové úrovně, nebo 0,5 výkonu). <a href="/wiki/Frekvence" title="Frekvence">Frekvence</a> na vodorovné ose může být lineární nebo logaritmické měřítko.</figcaption></figure> <p><b>Šířka pásma</b> je rozdíl mezi nejvyšší a nejnižší <a href="/wiki/Frekvence" title="Frekvence">frekvencí</a> přenášeného <a href="/wiki/Sign%C3%A1l" title="Signál">signálu</a>: </p><p><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle B=f_{H}-f_{L}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>B</mi> <mo>=</mo> <msub> <mi>f</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>H</mi> </mrow> </msub> <mo>−<!-- − --></mo> <msub> <mi>f</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>L</mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle B=f_{H}-f_{L}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/1453a0fe11e1a852f7d3b0be6dc1f3c69f47bde5" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:13.024ex; height:2.509ex;" alt="{\displaystyle B=f_{H}-f_{L}}"></span> </p><p>Vyjadřuje se v <a href="/wiki/Hertz" title="Hertz">hertzech (Hz)</a>. </p><p><b>Relativní šířka pásma</b> je podíl nejvyšší a nejnižší frekvence přenášeného signálu: </p><p><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle B={\frac {f_{H}}{f_{L}}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi>B</mi> <mo>=</mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <msub> <mi>f</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>H</mi> </mrow> </msub> <msub> <mi>f</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>L</mi> </mrow> </msub> </mfrac> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle B={\frac {f_{H}}{f_{L}}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/6c27ff8641e05f14f7601f7c681c61d92376587e" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -2.338ex; width:8.529ex; height:5.843ex;" alt="{\displaystyle B={\frac {f_{H}}{f_{L}}}}"></span> </p><p>Někdy se používá <b>procentní sířka pásma</b> jako podíl <i>absolutní šířky pásma</i> a střední (někdy též nejnižší nebo nejvyšší) frekvence: </p><p><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \%B={\frac {f_{H}-f_{L}}{f_{0}}}=2{\frac {f_{H}-f_{L}}{f_{H}+f_{L}}}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mi mathvariant="normal">%<!-- % --></mi> <mi>B</mi> <mo>=</mo> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mrow> <msub> <mi>f</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>H</mi> </mrow> </msub> <mo>−<!-- − --></mo> <msub> <mi>f</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>L</mi> </mrow> </msub> </mrow> <msub> <mi>f</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>0</mn> </mrow> </msub> </mfrac> </mrow> <mo>=</mo> <mn>2</mn> <mrow class="MJX-TeXAtom-ORD"> <mfrac> <mrow> <msub> <mi>f</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>H</mi> </mrow> </msub> <mo>−<!-- − --></mo> <msub> <mi>f</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>L</mi> </mrow> </msub> </mrow> <mrow> <msub> <mi>f</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>H</mi> </mrow> </msub> <mo>+</mo> <msub> <mi>f</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>L</mi> </mrow> </msub> </mrow> </mfrac> </mrow> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \%B={\frac {f_{H}-f_{L}}{f_{0}}}=2{\frac {f_{H}-f_{L}}{f_{H}+f_{L}}}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/394de762e7edfaa01a8accc3c15c80da462daee3" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -2.338ex; width:29.055ex; height:5.843ex;" alt="{\displaystyle \%B={\frac {f_{H}-f_{L}}{f_{0}}}=2{\frac {f_{H}-f_{L}}{f_{H}+f_{L}}}}"></span> </p><p>U <a href="/wiki/Sign%C3%A1l_v_z%C3%A1kladn%C3%ADm_p%C3%A1smu" class="mw-redirect" title="Signál v základním pásmu">signálu v základním pásmu</a> je šířka pásma rovna nejvyšší frekvenci, relativní šířka pásma je nekonečná (nebo velmi velká). </p><p>V angličtině se šířka pásma (bandwidth) používá v <a href="/wiki/Informatika" title="Informatika">informatice</a> ve smyslu <a href="/wiki/P%C5%99enosov%C3%A1_rychlost" title="Přenosová rychlost">přenosová rychlost</a>. </p> <div class="mw-heading mw-heading2"><h2 id="Související_články"><span id="Souvisej.C3.ADc.C3.AD_.C4.8Dl.C3.A1nky"></span>Související články</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%C5%A0%C3%AD%C5%99ka_p%C3%A1sma&veaction=edit&section=1" title="Editace sekce: Související články" class="mw-editsection-visualeditor"><span>editovat</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%C5%A0%C3%AD%C5%99ka_p%C3%A1sma&action=edit&section=1" title="Editovat zdrojový kód sekce Související články"><span>editovat zdroj</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Frekvence" title="Frekvence">Frekvence</a></li> <li><a href="/wiki/P%C3%A1smov%C3%A1_propust" title="Pásmová propust">Pásmová propust</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Reference">Reference</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%C5%A0%C3%AD%C5%99ka_p%C3%A1sma&veaction=edit&section=2" title="Editace sekce: Reference" class="mw-editsection-visualeditor"><span>editovat</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=%C5%A0%C3%AD%C5%99ka_p%C3%A1sma&action=edit&section=2" title="Editovat zdrojový kód sekce Reference"><span>editovat zdroj</span></a><span class="mw-editsection-bracket">]</span></span></div> <p><br /> </p> <table class="plainlinks metadata noprint pahyl" cellpadding="2" style="background: transparent;"> <tbody><tr> <td><figure class="mw-halign-left" typeof="mw:File"><a href="/wiki/Soubor:Wiki_letter_w.svg" class="mw-file-description" title="Pahýl"><img alt="Pahýl" src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/40px-Wiki_letter_w.svg.png" decoding="async" width="40" height="40" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/60px-Wiki_letter_w.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6c/Wiki_letter_w.svg/80px-Wiki_letter_w.svg.png 2x" data-file-width="44" data-file-height="44" /></a><figcaption>Pahýl</figcaption></figure> </td> <td><i>Tento článek je příliš stručný nebo <a href="/wiki/Wikipedie:Pah%C3%BDl" title="Wikipedie:Pahýl">postrádá důležité informace</a>.<br />Pomozte Wikipedii tím, že jej vhodně <a class="external text" href="https://cs.wikipedia.org/w/index.php?title=%C5%A0%C3%AD%C5%99ka_p%C3%A1sma&action=edit">rozšíříte</a>. 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