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id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="ค้นหาใน วิกิพีเดีย" aria-label="ค้นหาใน วิกิพีเดีย" autocapitalize="sentences" title="ค้นหาวิกิ [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="พิเศษ:ค้นหา"> </div> <button class="cdx-button cdx-search-input__end-button">ค้นหา</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="เครื่องมือส่วนตัว"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="หน้าตา"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="เปลี่ยนหน้าตาของขนาดอักษร ความกว้าง และสีของหน้า" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="หน้าตา" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-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-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">หน้าตา</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="https://donate.wikimedia.org/?wmf_source=donate&wmf_medium=sidebar&wmf_campaign=th.wikipedia.org&uselang=th" class=""><span>บริจาคให้วิกิพีเดีย</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=%E0%B8%9E%E0%B8%B4%E0%B9%80%E0%B8%A8%E0%B8%A9:%E0%B8%AA%E0%B8%A3%E0%B9%89%E0%B8%B2%E0%B8%87%E0%B8%9A%E0%B8%B1%E0%B8%8D%E0%B8%8A%E0%B8%B5%E0%B8%9C%E0%B8%B9%E0%B9%89%E0%B9%83%E0%B8%8A%E0%B9%89%E0%B9%83%E0%B8%AB%E0%B8%A1%E0%B9%88&returnto=%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C" title="แนะนำให้คุณสร้างบัญชีและเข้าสู่ระบบ แต่ไม่บังคับ" class=""><span>สร้างบัญชี</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=%E0%B8%9E%E0%B8%B4%E0%B9%80%E0%B8%A8%E0%B8%A9:%E0%B8%A5%E0%B9%87%E0%B8%AD%E0%B8%81%E0%B8%AD%E0%B8%B4%E0%B8%99&returnto=%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C" title="แนะนำให้คุณเข้าสู่ระบบ แต่ไม่บังคับ [o]" accesskey="o" class=""><span>เข้าสู่ระบบ</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="ตัวเลือกเพิ่มเติม" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="เครื่องมือส่วนตัว" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-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-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">เครื่องมือส่วนตัว</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="เมนูผู้ใช้" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="https://donate.wikimedia.org/?wmf_source=donate&wmf_medium=sidebar&wmf_campaign=th.wikipedia.org&uselang=th"><span>บริจาคให้วิกิพีเดีย</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%E0%B8%9E%E0%B8%B4%E0%B9%80%E0%B8%A8%E0%B8%A9:%E0%B8%AA%E0%B8%A3%E0%B9%89%E0%B8%B2%E0%B8%87%E0%B8%9A%E0%B8%B1%E0%B8%8D%E0%B8%8A%E0%B8%B5%E0%B8%9C%E0%B8%B9%E0%B9%89%E0%B9%83%E0%B8%8A%E0%B9%89%E0%B9%83%E0%B8%AB%E0%B8%A1%E0%B9%88&returnto=%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C" title="แนะนำให้คุณสร้างบัญชีและเข้าสู่ระบบ แต่ไม่บังคับ"><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>สร้างบัญชี</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%E0%B8%9E%E0%B8%B4%E0%B9%80%E0%B8%A8%E0%B8%A9:%E0%B8%A5%E0%B9%87%E0%B8%AD%E0%B8%81%E0%B8%AD%E0%B8%B4%E0%B8%99&returnto=%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C" title="แนะนำให้คุณเข้าสู่ระบบ แต่ไม่บังคับ [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>เข้าสู่ระบบ</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"> หน้าสำหรับผู้แก้ไขที่ออกจากระบบ <a href="/wiki/%E0%B8%A7%E0%B8%B4%E0%B8%98%E0%B8%B5%E0%B9%83%E0%B8%8A%E0%B9%89:%E0%B8%9A%E0%B8%97%E0%B8%99%E0%B8%B3" aria-label="เรียนรู้เพิ่มเกี่ยวกับการแก้ไข"><span>เรียนรู้เพิ่มเติม</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/%E0%B8%9E%E0%B8%B4%E0%B9%80%E0%B8%A8%E0%B8%A9:%E0%B9%80%E0%B8%A3%E0%B8%B7%E0%B9%88%E0%B8%AD%E0%B8%87%E0%B8%97%E0%B8%B5%E0%B9%88%E0%B8%89%E0%B8%B1%E0%B8%99%E0%B9%80%E0%B8%82%E0%B8%B5%E0%B8%A2%E0%B8%99" title="รายการการแก้ไขจากเลขที่อยู่ไอพีนี้ [y]" accesskey="y"><span>ส่วนร่วม</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/%E0%B8%9E%E0%B8%B4%E0%B9%80%E0%B8%A8%E0%B8%A9:%E0%B8%AB%E0%B8%99%E0%B9%89%E0%B8%B2%E0%B8%9E%E0%B8%B9%E0%B8%94%E0%B8%84%E0%B8%B8%E0%B8%A2%E0%B8%82%E0%B8%AD%E0%B8%87%E0%B8%89%E0%B8%B1%E0%B8%99" title="อภิปรายเกี่ยวกับการแก้ไขจากเลขที่อยู่ไอพีนี้ [n]" accesskey="n"><span>คุย</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"></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="ไซต์"> <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="สารบัญ" 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">สารบัญ</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">ย้ายเมนูไปที่แถบด้านข้าง</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">ซ่อน</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">บทนำ</div> </a> </li> <li id="toc-หน่วยพหุคูณ" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#หน่วยพหุคูณ"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>หน่วยพหุคูณ</span> </div> </a> <ul id="toc-หน่วยพหุคูณ-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-อ้างอิง" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#อ้างอิง"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>อ้างอิง</span> </div> </a> <ul id="toc-อ้างอิง-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="สารบัญ" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" title="สารบัญ" > <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="Toggle the table of contents" > <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">Toggle the table of contents</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">เฮิรตซ์</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="ไปที่บทความในภาษาอื่น ซึ่งมีใน 93 ภาษา" > <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-93" 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">93 ภาษา</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/Hertz" title="Hertz – แอฟริกานส์" lang="af" hreflang="af" data-title="Hertz" data-language-autonym="Afrikaans" data-language-local-name="แอฟริกานส์" 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/%D9%87%D8%B1%D8%AA%D8%B2" title="هرتز – อาหรับ" lang="ar" hreflang="ar" data-title="هرتز" data-language-autonym="العربية" data-language-local-name="อาหรับ" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Herciu" title="Herciu – อัสตูเรียส" lang="ast" hreflang="ast" data-title="Herciu" data-language-autonym="Asturianu" data-language-local-name="อัสตูเรียส" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Hers" title="Hers – อาเซอร์ไบจาน" lang="az" hreflang="az" data-title="Hers" data-language-autonym="Azərbaycanca" data-language-local-name="อาเซอร์ไบจาน" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%93%D0%B5%D1%80%D1%86_(%D0%B0%D0%B4%D0%B7%D1%96%D0%BD%D0%BA%D0%B0_%D0%B2%D1%8B%D0%BC%D1%8F%D1%80%D1%8D%D0%BD%D0%BD%D1%8F)" title="Герц (адзінка вымярэння) – เบลารุส" lang="be" hreflang="be" data-title="Герц (адзінка вымярэння)" data-language-autonym="Беларуская" data-language-local-name="เบลารุส" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%93%D1%8D%D1%80%D1%86" title="Гэрц – Belarusian (Taraškievica orthography)" lang="be-tarask" hreflang="be-tarask" data-title="Гэрц" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="Belarusian (Taraškievica orthography)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%A5%D0%B5%D1%80%D1%86" title="Херц – บัลแกเรีย" lang="bg" hreflang="bg" data-title="Херц" data-language-autonym="Български" data-language-local-name="บัลแกเรีย" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%B9%E0%A6%BE%E0%A6%B0%E0%A7%8D%E0%A6%9C" title="হার্জ – บังกลา" lang="bn" hreflang="bn" data-title="হার্জ" data-language-autonym="বাংলা" data-language-local-name="บังกลา" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bo mw-list-item"><a href="https://bo.wikipedia.org/wiki/%E0%BD%A7%E0%BD%BA%E0%BD%A2%E0%BC%8B%E0%BD%9A%E0%BD%B2%E0%BC%8D" title="ཧེར་ཚི། – ทิเบต" lang="bo" hreflang="bo" data-title="ཧེར་ཚི།" data-language-autonym="བོད་ཡིག" data-language-local-name="ทิเบต" class="interlanguage-link-target"><span>བོད་ཡིག</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Hertz" title="Hertz – เบรตัน" lang="br" hreflang="br" data-title="Hertz" data-language-autonym="Brezhoneg" data-language-local-name="เบรตัน" class="interlanguage-link-target"><span>Brezhoneg</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Herc" title="Herc – บอสเนีย" lang="bs" hreflang="bs" data-title="Herc" data-language-autonym="Bosanski" data-language-local-name="บอสเนีย" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Hertz" title="Hertz – คาตาลัน" lang="ca" hreflang="ca" data-title="Hertz" data-language-autonym="Català" data-language-local-name="คาตาลัน" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Hertz" title="Hertz – เช็ก" lang="cs" hreflang="cs" data-title="Hertz" data-language-autonym="Čeština" data-language-local-name="เช็ก" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%93%D0%B5%D1%80%D1%86_(%D0%B2%D0%B8%C3%A7%D0%B5%D0%B2_%D0%BF%C4%95%D1%80%D1%87%D0%B8)" title="Герц (виçев пĕрчи) – ชูวัช" lang="cv" hreflang="cv" data-title="Герц (виçев пĕрчи)" data-language-autonym="Чӑвашла" data-language-local-name="ชูวัช" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-cy mw-list-item"><a href="https://cy.wikipedia.org/wiki/Hertz" title="Hertz – เวลส์" lang="cy" hreflang="cy" data-title="Hertz" data-language-autonym="Cymraeg" data-language-local-name="เวลส์" class="interlanguage-link-target"><span>Cymraeg</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Hertz" title="Hertz – เดนมาร์ก" lang="da" hreflang="da" data-title="Hertz" data-language-autonym="Dansk" data-language-local-name="เดนมาร์ก" 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/Hertz_(Einheit)" title="Hertz (Einheit) – เยอรมัน" lang="de" hreflang="de" data-title="Hertz (Einheit)" data-language-autonym="Deutsch" data-language-local-name="เยอรมัน" 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%A7%CE%B5%CF%81%CF%84%CE%B6" title="Χερτζ – กรีก" lang="el" hreflang="el" data-title="Χερτζ" data-language-autonym="Ελληνικά" data-language-local-name="กรีก" 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/Hertz" title="Hertz – อังกฤษ" lang="en" hreflang="en" data-title="Hertz" data-language-autonym="English" data-language-local-name="อังกฤษ" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Herco" title="Herco – เอสเปรันโต" lang="eo" hreflang="eo" data-title="Herco" data-language-autonym="Esperanto" data-language-local-name="เอสเปรันโต" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Hercio" title="Hercio – สเปน" lang="es" hreflang="es" data-title="Hercio" data-language-autonym="Español" data-language-local-name="สเปน" 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/Herts" title="Herts – เอสโตเนีย" lang="et" hreflang="et" data-title="Herts" data-language-autonym="Eesti" data-language-local-name="เอสโตเนีย" 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/Hertz" title="Hertz – บาสก์" lang="eu" hreflang="eu" data-title="Hertz" data-language-autonym="Euskara" data-language-local-name="บาสก์" 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%87%D8%B1%D8%AA%D8%B2" title="هرتز – เปอร์เซีย" lang="fa" hreflang="fa" data-title="هرتز" data-language-autonym="فارسی" data-language-local-name="เปอร์เซีย" 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/Hertsi" title="Hertsi – ฟินแลนด์" lang="fi" hreflang="fi" data-title="Hertsi" data-language-autonym="Suomi" data-language-local-name="ฟินแลนด์" 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/Hertz" title="Hertz – ฝรั่งเศส" lang="fr" hreflang="fr" data-title="Hertz" data-language-autonym="Français" data-language-local-name="ฝรั่งเศส" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-frr mw-list-item"><a href="https://frr.wikipedia.org/wiki/Hertz_(ianhaid)" title="Hertz (ianhaid) – ฟริเซียนเหนือ" lang="frr" hreflang="frr" data-title="Hertz (ianhaid)" data-language-autonym="Nordfriisk" data-language-local-name="ฟริเซียนเหนือ" class="interlanguage-link-target"><span>Nordfriisk</span></a></li><li class="interlanguage-link interwiki-fy mw-list-item"><a href="https://fy.wikipedia.org/wiki/Hertz_(ienheid)" title="Hertz (ienheid) – ฟริเซียนตะวันตก" lang="fy" hreflang="fy" data-title="Hertz (ienheid)" data-language-autonym="Frysk" data-language-local-name="ฟริเซียนตะวันตก" class="interlanguage-link-target"><span>Frysk</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Heirts" title="Heirts – ไอริช" lang="ga" hreflang="ga" data-title="Heirts" data-language-autonym="Gaeilge" data-language-local-name="ไอริช" 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/Hertz" title="Hertz – กาลิเซีย" lang="gl" hreflang="gl" data-title="Hertz" data-language-autonym="Galego" data-language-local-name="กาลิเซีย" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-hak mw-list-item"><a href="https://hak.wikipedia.org/wiki/Het-ts%E1%B9%B3%CC%82" title="Het-tsṳ̂ – จีนแคะ" lang="hak" hreflang="hak" data-title="Het-tsṳ̂" data-language-autonym="客家語 / Hak-kâ-ngî" data-language-local-name="จีนแคะ" class="interlanguage-link-target"><span>客家語 / Hak-kâ-ngî</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%94%D7%A8%D7%A5" title="הרץ – ฮิบรู" lang="he" hreflang="he" data-title="הרץ" data-language-autonym="עברית" data-language-local-name="ฮิบรู" 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%B9%E0%A4%B0%E0%A5%8D%E0%A4%9F%E0%A5%8D%E0%A4%9C%E0%A4%BC" title="हर्ट्ज़ – ฮินดี" lang="hi" hreflang="hi" data-title="हर्ट्ज़" data-language-autonym="हिन्दी" data-language-local-name="ฮินดี" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Herc" title="Herc – โครเอเชีย" lang="hr" hreflang="hr" data-title="Herc" data-language-autonym="Hrvatski" data-language-local-name="โครเอเชีย" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Hertz" title="Hertz – ฮังการี" lang="hu" hreflang="hu" data-title="Hertz" data-language-autonym="Magyar" data-language-local-name="ฮังการี" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%80%D5%A5%D6%80%D6%81_(%D5%B9%D5%A1%D6%83%D5%B4%D5%A1%D5%B6_%D5%B4%D5%AB%D5%A1%D5%BE%D5%B8%D6%80)" title="Հերց (չափման միավոր) – อาร์เมเนีย" lang="hy" hreflang="hy" data-title="Հերց (չափման միավոր)" data-language-autonym="Հայերեն" data-language-local-name="อาร์เมเนีย" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-ia mw-list-item"><a href="https://ia.wikipedia.org/wiki/Hertz" title="Hertz – อินเตอร์ลิงกัว" lang="ia" hreflang="ia" data-title="Hertz" data-language-autonym="Interlingua" data-language-local-name="อินเตอร์ลิงกัว" class="interlanguage-link-target"><span>Interlingua</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Hertz" title="Hertz – อินโดนีเซีย" lang="id" hreflang="id" data-title="Hertz" data-language-autonym="Bahasa Indonesia" data-language-local-name="อินโดนีเซีย" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Herts" title="Herts – ไอซ์แลนด์" lang="is" hreflang="is" data-title="Herts" data-language-autonym="Íslenska" data-language-local-name="ไอซ์แลนด์" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Hertz" title="Hertz – อิตาลี" lang="it" hreflang="it" data-title="Hertz" data-language-autonym="Italiano" data-language-local-name="อิตาลี" 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/%E3%83%98%E3%83%AB%E3%83%84" title="ヘルツ – ญี่ปุ่น" lang="ja" hreflang="ja" data-title="ヘルツ" data-language-autonym="日本語" data-language-local-name="ญี่ปุ่น" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/Hertz" title="Hertz – ชวา" lang="jv" hreflang="jv" data-title="Hertz" data-language-autonym="Jawa" data-language-local-name="ชวา" class="interlanguage-link-target"><span>Jawa</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%B0%E1%83%94%E1%83%A0%E1%83%AA%E1%83%98_(%E1%83%94%E1%83%A0%E1%83%97%E1%83%94%E1%83%A3%E1%83%9A%E1%83%98)" title="ჰერცი (ერთეული) – จอร์เจีย" lang="ka" hreflang="ka" data-title="ჰერცი (ერთეული)" data-language-autonym="ქართული" data-language-local-name="จอร์เจีย" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%93%D0%B5%D1%80%D1%86" title="Герц – คาซัค" lang="kk" hreflang="kk" data-title="Герц" data-language-autonym="Қазақша" data-language-local-name="คาซัค" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%ED%97%A4%EB%A5%B4%EC%B8%A0" title="헤르츠 – เกาหลี" lang="ko" hreflang="ko" data-title="헤르츠" data-language-autonym="한국어" data-language-local-name="เกาหลี" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%93%D0%B5%D1%80%D1%86" title="Герц – คีร์กีซ" lang="ky" hreflang="ky" data-title="Герц" data-language-autonym="Кыргызча" data-language-local-name="คีร์กีซ" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Hertz" title="Hertz – ละติน" lang="la" hreflang="la" data-title="Hertz" data-language-autonym="Latina" data-language-local-name="ละติน" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/Hertz_(Eenheet)" title="Hertz (Eenheet) – ลักเซมเบิร์ก" lang="lb" hreflang="lb" data-title="Hertz (Eenheet)" data-language-autonym="Lëtzebuergesch" data-language-local-name="ลักเซมเบิร์ก" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Hercas" title="Hercas – ลิทัวเนีย" lang="lt" hreflang="lt" data-title="Hercas" data-language-autonym="Lietuvių" data-language-local-name="ลิทัวเนีย" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Hercs" title="Hercs – ลัตเวีย" lang="lv" hreflang="lv" data-title="Hercs" data-language-autonym="Latviešu" data-language-local-name="ลัตเวีย" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mhr mw-list-item"><a href="https://mhr.wikipedia.org/wiki/%D0%93%D0%B5%D1%80%D1%86_(%D1%88%D0%BE%D1%82%D0%BB%D1%8B%D0%BC%D0%B0%D1%88)" title="Герц (шотлымаш) – Eastern Mari" lang="mhr" hreflang="mhr" data-title="Герц (шотлымаш)" data-language-autonym="Олык марий" data-language-local-name="Eastern Mari" class="interlanguage-link-target"><span>Олык марий</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%A5%D0%B5%D1%80%D1%86" title="Херц – มาซิโดเนีย" lang="mk" hreflang="mk" data-title="Херц" data-language-autonym="Македонски" data-language-local-name="มาซิโดเนีย" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%B9%E0%B5%86%E0%B5%BC%E0%B4%9F%E0%B5%8D%E0%B4%B8%E0%B5%8D_(%E0%B4%8F%E0%B4%95%E0%B4%95%E0%B4%82)" title="ഹെർട്സ് (ഏകകം) – มาลายาลัม" lang="ml" hreflang="ml" data-title="ഹെർട്സ് (ഏകകം)" data-language-autonym="മലയാളം" data-language-local-name="มาลายาลัม" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mn mw-list-item"><a href="https://mn.wikipedia.org/wiki/%D0%93%D0%B5%D1%80%D1%86_(%D0%BD%D1%8D%D0%B3%D0%B6)" title="Герц (нэгж) – มองโกเลีย" lang="mn" hreflang="mn" data-title="Герц (нэгж)" data-language-autonym="Монгол" data-language-local-name="มองโกเลีย" class="interlanguage-link-target"><span>Монгол</span></a></li><li class="interlanguage-link interwiki-mr mw-list-item"><a href="https://mr.wikipedia.org/wiki/%E0%A4%B9%E0%A4%B0%E0%A5%8D%E0%A4%9F%E0%A5%8D%E2%80%8C%E0%A4%9D" title="हर्ट्‌झ – มราฐี" lang="mr" hreflang="mr" data-title="हर्ट्‌झ" data-language-autonym="मराठी" data-language-local-name="มราฐี" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Hertz" title="Hertz – มาเลย์" lang="ms" hreflang="ms" data-title="Hertz" data-language-autonym="Bahasa Melayu" data-language-local-name="มาเลย์" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-my mw-list-item"><a href="https://my.wikipedia.org/wiki/%E1%80%9F%E1%80%80%E1%80%BA%E1%80%87%E1%80%BA" title="ဟက်ဇ် – พม่า" lang="my" hreflang="my" data-title="ဟက်ဇ်" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="พม่า" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Hertz_(eenheid)" title="Hertz (eenheid) – ดัตช์" lang="nl" hreflang="nl" data-title="Hertz (eenheid)" data-language-autonym="Nederlands" data-language-local-name="ดัตช์" 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/Hertz" title="Hertz – นอร์เวย์นีนอสก์" lang="nn" hreflang="nn" data-title="Hertz" data-language-autonym="Norsk nynorsk" data-language-local-name="นอร์เวย์นีนอสก์" 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/Hertz" title="Hertz – นอร์เวย์บุคมอล" lang="nb" hreflang="nb" data-title="Hertz" data-language-autonym="Norsk bokmål" data-language-local-name="นอร์เวย์บุคมอล" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Hertz" title="Hertz – อ็อกซิตัน" lang="oc" hreflang="oc" data-title="Hertz" data-language-autonym="Occitan" data-language-local-name="อ็อกซิตัน" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Herc" title="Herc – โปแลนด์" lang="pl" hreflang="pl" data-title="Herc" data-language-autonym="Polski" data-language-local-name="โปแลนด์" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pms mw-list-item"><a href="https://pms.wikipedia.org/wiki/Hertz" title="Hertz – พีดมอนต์" lang="pms" hreflang="pms" data-title="Hertz" data-language-autonym="Piemontèis" data-language-local-name="พีดมอนต์" class="interlanguage-link-target"><span>Piemontèis</span></a></li><li class="interlanguage-link interwiki-pnb mw-list-item"><a href="https://pnb.wikipedia.org/wiki/%DB%81%D8%B1%D9%B9%D8%B2" title="ہرٹز – Western Punjabi" lang="pnb" hreflang="pnb" data-title="ہرٹز" data-language-autonym="پنجابی" data-language-local-name="Western Punjabi" class="interlanguage-link-target"><span>پنجابی</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Hertz" title="Hertz – โปรตุเกส" lang="pt" hreflang="pt" data-title="Hertz" data-language-autonym="Português" data-language-local-name="โปรตุเกส" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Hertz" title="Hertz – โรมาเนีย" lang="ro" hreflang="ro" data-title="Hertz" data-language-autonym="Română" data-language-local-name="โรมาเนีย" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%93%D0%B5%D1%80%D1%86_(%D0%B5%D0%B4%D0%B8%D0%BD%D0%B8%D1%86%D0%B0_%D0%B8%D0%B7%D0%BC%D0%B5%D1%80%D0%B5%D0%BD%D0%B8%D1%8F)" title="Герц (единица измерения) – รัสเซีย" lang="ru" hreflang="ru" data-title="Герц (единица измерения)" data-language-autonym="Русский" data-language-local-name="รัสเซีย" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-rue mw-list-item"><a href="https://rue.wikipedia.org/wiki/%D0%93%D0%B5%D1%80%D1%86" title="Герц – รูซิน" lang="rue" hreflang="rue" data-title="Герц" data-language-autonym="Русиньскый" data-language-local-name="รูซิน" class="interlanguage-link-target"><span>Русиньскый</span></a></li><li class="interlanguage-link interwiki-scn mw-list-item"><a href="https://scn.wikipedia.org/wiki/Hertz" title="Hertz – ซิซิลี" lang="scn" hreflang="scn" data-title="Hertz" data-language-autonym="Sicilianu" data-language-local-name="ซิซิลี" class="interlanguage-link-target"><span>Sicilianu</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Herc" title="Herc – เซอร์โบ-โครเอเชีย" lang="sh" hreflang="sh" data-title="Herc" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="เซอร์โบ-โครเอเชีย" 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/Hertz" title="Hertz – Simple English" lang="en-simple" hreflang="en-simple" data-title="Hertz" 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-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Hertz_(jednotka)" title="Hertz (jednotka) – สโลวัก" lang="sk" hreflang="sk" data-title="Hertz (jednotka)" data-language-autonym="Slovenčina" data-language-local-name="สโลวัก" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Herc" title="Herc – สโลวีเนีย" lang="sl" hreflang="sl" data-title="Herc" data-language-autonym="Slovenščina" data-language-local-name="สโลวีเนีย" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sq mw-list-item"><a href="https://sq.wikipedia.org/wiki/Herci" title="Herci – แอลเบเนีย" lang="sq" hreflang="sq" data-title="Herci" data-language-autonym="Shqip" data-language-local-name="แอลเบเนีย" class="interlanguage-link-target"><span>Shqip</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%A5%D0%B5%D1%80%D1%86" title="Херц – เซอร์เบีย" lang="sr" hreflang="sr" data-title="Херц" data-language-autonym="Српски / srpski" data-language-local-name="เซอร์เบีย" 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/Hertz" title="Hertz – ซุนดา" lang="su" hreflang="su" data-title="Hertz" data-language-autonym="Sunda" data-language-local-name="ซุนดา" 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/Hertz" title="Hertz – สวีเดน" lang="sv" hreflang="sv" data-title="Hertz" data-language-autonym="Svenska" data-language-local-name="สวีเดน" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-sw mw-list-item"><a href="https://sw.wikipedia.org/wiki/Hezi" title="Hezi – สวาฮีลี" lang="sw" hreflang="sw" data-title="Hezi" data-language-autonym="Kiswahili" data-language-local-name="สวาฮีลี" class="interlanguage-link-target"><span>Kiswahili</span></a></li><li class="interlanguage-link interwiki-szl mw-list-item"><a href="https://szl.wikipedia.org/wiki/Hertz" title="Hertz – ไซลีเซีย" lang="szl" hreflang="szl" data-title="Hertz" data-language-autonym="Ślůnski" data-language-local-name="ไซลีเซีย" class="interlanguage-link-target"><span>Ślůnski</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%8F%E0%AE%B0%E0%AF%8D%E0%AE%9F%E0%AF%8D%E0%AE%9A%E0%AF%81" title="ஏர்ட்சு – ทมิฬ" lang="ta" hreflang="ta" data-title="ஏர்ட்சு" data-language-autonym="தமிழ்" data-language-local-name="ทมิฬ" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-te mw-list-item"><a href="https://te.wikipedia.org/wiki/%E0%B0%B9%E0%B1%86%E0%B0%B0%E0%B1%8D%E0%B0%9F%E0%B1%8D%E0%B0%9C%E0%B1%8D" title="హెర్ట్జ్ – เตลูกู" lang="te" hreflang="te" data-title="హెర్ట్జ్" data-language-autonym="తెలుగు" data-language-local-name="เตลูกู" class="interlanguage-link-target"><span>తెలుగు</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D2%B2%D0%B5%D1%80%D1%82%D1%81" title="Ҳертс – ทาจิก" lang="tg" hreflang="tg" data-title="Ҳертс" data-language-autonym="Тоҷикӣ" data-language-local-name="ทาจิก" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Hertz" title="Hertz – ตุรกี" lang="tr" hreflang="tr" data-title="Hertz" data-language-autonym="Türkçe" data-language-local-name="ตุรกี" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/%D0%93%D0%B5%D1%80%D1%86_(%D2%AF%D0%BB%D1%87%D3%99%D2%AF_%D0%B1%D0%B5%D1%80%D3%99%D0%BC%D0%BB%D0%B5%D0%B3%D0%B5)" title="Герц (үлчәү берәмлеге) – ตาตาร์" lang="tt" hreflang="tt" data-title="Герц (үлчәү берәмлеге)" data-language-autonym="Татарча / tatarça" data-language-local-name="ตาตาร์" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%93%D0%B5%D1%80%D1%86" title="Герц – ยูเครน" lang="uk" hreflang="uk" data-title="Герц" data-language-autonym="Українська" data-language-local-name="ยูเครน" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%DB%81%D8%B1%D9%B9%D8%B2" title="ہرٹز – อูรดู" lang="ur" hreflang="ur" data-title="ہرٹز" data-language-autonym="اردو" data-language-local-name="อูรดู" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Gers_(birlik)" title="Gers (birlik) – อุซเบก" lang="uz" hreflang="uz" data-title="Gers (birlik)" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="อุซเบก" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Hertz" title="Hertz – เวียดนาม" lang="vi" hreflang="vi" data-title="Hertz" data-language-autonym="Tiếng Việt" data-language-local-name="เวียดนาม" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Hertz" title="Hertz – วาเรย์" lang="war" hreflang="war" data-title="Hertz" data-language-autonym="Winaray" data-language-local-name="วาเรย์" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E8%B5%AB%E5%85%B9" title="赫兹 – จีนอู๋" lang="wuu" hreflang="wuu" data-title="赫兹" data-language-autonym="吴语" data-language-local-name="จีนอู๋" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E8%B5%AB%E5%85%B9" title="赫兹 – จีน" lang="zh" hreflang="zh" data-title="赫兹" data-language-autonym="中文" data-language-local-name="จีน" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Hertz" title="Hertz – จีนมินหนาน" lang="nan" hreflang="nan" data-title="Hertz" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="จีนมินหนาน" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E8%B5%AB%E8%8C%B2" title="赫茲 – กวางตุ้ง" lang="yue" hreflang="yue" data-title="赫茲" data-language-autonym="粵語" data-language-local-name="กวางตุ้ง" class="interlanguage-link-target"><span>粵語</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/Q39369#sitelinks-wikipedia" title="แก้ไขลิงก์ข้ามภาษา" class="wbc-editpage">แก้ไขลิงก์</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="เนมสเปซ"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a 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class="vector-dropdown-label-text">ไทย</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="ดู"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C"><span>อ่าน</span></a></li><li id="ca-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C&action=edit" title="แก้ไขรหัสต้นฉบับของหน้านี้ [e]" accesskey="e"><span>แก้ไข</span></a></li><li id="ca-history" class="vector-tab-noicon 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class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">เครื่องมือ</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">ย้ายเมนูไปที่แถบด้านข้าง</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">ซ่อน</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="ตัวเลือกเพิ่มเติม" > <div class="vector-menu-heading"> การกระทำ </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C"><span>อ่าน</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C&action=edit" title="แก้ไขรหัสต้นฉบับของหน้านี้ [e]" accesskey="e"><span>แก้ไข</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C&action=history"><span>ดูประวัติ</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> ทั่วไป </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/%E0%B8%9E%E0%B8%B4%E0%B9%80%E0%B8%A8%E0%B8%A9:%E0%B8%9A%E0%B8%97%E0%B8%84%E0%B8%A7%E0%B8%B2%E0%B8%A1%E0%B8%97%E0%B8%B5%E0%B9%88%E0%B9%82%E0%B8%A2%E0%B8%87%E0%B8%A1%E0%B8%B2/%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C" title="รายการหน้าวิกิทุกหน้าที่ลิงก์มาที่นี่ [j]" accesskey="j"><span>หน้าที่ลิงก์มา</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/%E0%B8%9E%E0%B8%B4%E0%B9%80%E0%B8%A8%E0%B8%A9:%E0%B8%81%E0%B8%B2%E0%B8%A3%E0%B8%9B%E0%B8%A3%E0%B8%B1%E0%B8%9A%E0%B8%9B%E0%B8%A3%E0%B8%B8%E0%B8%87%E0%B8%97%E0%B8%B5%E0%B9%88%E0%B9%82%E0%B8%A2%E0%B8%87%E0%B8%A1%E0%B8%B2/%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C" rel="nofollow" title="รายการเปลี่ยนแปลงล่าสุดในหน้าที่ลิงก์จากหน้านี้ [k]" accesskey="k"><span>การเปลี่ยนแปลงที่เกี่ยวโยง</span></a></li><li id="t-upload" class="mw-list-item"><a href="//th.wikipedia.org/wiki/วิกิพีเดีย:อัปโหลด" title="อัปโหลดไฟล์ [u]" accesskey="u"><span>อัปโหลดไฟล์</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C&oldid=11977553" title="ลิงก์ถาวรมารุ่นนี้ของหน้านี้"><span>ลิงก์ถาวร</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C&action=info" title="ข้อมูลเพิ่มเติมเกี่ยวกับหน้านี้"><span>สารสนเทศหน้า</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=%E0%B8%9E%E0%B8%B4%E0%B9%80%E0%B8%A8%E0%B8%A9:%E0%B8%AD%E0%B9%89%E0%B8%B2%E0%B8%87%E0%B8%AD%E0%B8%B4%E0%B8%87&page=%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C&id=11977553&wpFormIdentifier=titleform" title="สารสนเทศเกี่ยวกับวิธีการอ้างอิงหน้านี้"><span>อ้างอิงบทความนี้</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=%E0%B8%9E%E0%B8%B4%E0%B9%80%E0%B8%A8%E0%B8%A9:UrlShortener&url=https%3A%2F%2Fth.wikipedia.org%2Fwiki%2F%25E0%25B9%2580%25E0%25B8%25AE%25E0%25B8%25B4%25E0%25B8%25A3%25E0%25B8%2595%25E0%25B8%258B%25E0%25B9%258C"><span>รับยูอาร์แอลแบบสั้น</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=%E0%B8%9E%E0%B8%B4%E0%B9%80%E0%B8%A8%E0%B8%A9:QrCode&url=https%3A%2F%2Fth.wikipedia.org%2Fwiki%2F%25E0%25B9%2580%25E0%25B8%25AE%25E0%25B8%25B4%25E0%25B8%25A3%25E0%25B8%2595%25E0%25B8%258B%25E0%25B9%258C"><span>ดาวน์โหลดคิวอาร์โค้ด</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> พิมพ์/ส่งออก </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=%E0%B8%9E%E0%B8%B4%E0%B9%80%E0%B8%A8%E0%B8%A9:%E0%B8%AB%E0%B8%99%E0%B8%B1%E0%B8%87%E0%B8%AA%E0%B8%B7%E0%B8%AD&bookcmd=book_creator&referer=%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C"><span>สร้างหนังสือ</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=%E0%B8%9E%E0%B8%B4%E0%B9%80%E0%B8%A8%E0%B8%A9:DownloadAsPdf&page=%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C&action=show-download-screen"><span>ดาวน์โหลดเป็น PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C&printable=yes" title="รุ่นที่พร้อมพิมพ์ของหน้านี้ [p]" accesskey="p"><span>รุ่นพร้อมพิมพ์</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> ในโครงการอื่น </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:Hertz" hreflang="en"><span>วิกิมีเดียคอมมอนส์</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q39369" title="ลิงก์ไปยังสิ่งนี้ในคลังซึ่งเชื่อมโยงข้อมูลต่าง ๆ เข้าด้วยกัน [g]" accesskey="g"><span>สิ่งนี้ในวิกิสนเทศ</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="หน้าเครื่องมือ"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="หน้าตา"> <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">หน้าตา</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">ย้ายเมนูไปที่แถบด้านข้าง</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">ซ่อน</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">จากวิกิพีเดีย สารานุกรมเสรี</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="th" dir="ltr"><style data-mw-deduplicate="TemplateStyles:r10224066">.mw-parser-output .ambox{border:1px solid #a2a9b1;border-left:10px solid #36c;background-color:#fbfbfb;box-sizing:border-box}.mw-parser-output .ambox+link+.ambox,.mw-parser-output .ambox+link+style+.ambox,.mw-parser-output .ambox+link+link+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+style+.ambox,.mw-parser-output .ambox+.mw-empty-elt+link+link+.ambox{margin-top:-1px}html body.mediawiki .mw-parser-output .ambox.mbox-small-left{margin:4px 1em 4px 0;overflow:hidden;width:238px;border-collapse:collapse;font-size:88%;line-height:1.25em}.mw-parser-output .ambox-speedy{border-left:10px solid #b32424;background-color:#fee7e6}.mw-parser-output .ambox-delete{border-left:10px solid #b32424}.mw-parser-output .ambox-content{border-left:10px solid #f28500}.mw-parser-output .ambox-style{border-left:10px solid #fc3}.mw-parser-output .ambox-move{border-left:10px solid #9932cc}.mw-parser-output .ambox-protection{border-left:10px solid #a2a9b1}.mw-parser-output .ambox .mbox-text{border:none;padding:0.25em 0.5em;width:100%}.mw-parser-output .ambox .mbox-image{border:none;padding:2px 0 2px 0.5em;text-align:center}.mw-parser-output .ambox .mbox-imageright{border:none;padding:2px 0.5em 2px 0;text-align:center}.mw-parser-output .ambox .mbox-empty-cell{border:none;padding:0;width:1px}.mw-parser-output .ambox .mbox-image-div{width:52px}html.client-js body.skin-minerva .mw-parser-output .mbox-text-span{margin-left:23px!important}@media(min-width:720px){.mw-parser-output .ambox{margin:0 10%}}</style><table class="box-ปรับปรุงการอ้างอิง plainlinks metadata ambox ambox-content ambox-Refimprove" role="presentation"><tbody><tr><td class="mbox-image"><div class="mbox-image-div"><span typeof="mw:File"><a href="/wiki/%E0%B9%84%E0%B8%9F%E0%B8%A5%E0%B9%8C:Question_book-new.svg" class="mw-file-description"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/9/99/Question_book-new.svg/50px-Question_book-new.svg.png" decoding="async" width="50" height="39" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/99/Question_book-new.svg/75px-Question_book-new.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/99/Question_book-new.svg/100px-Question_book-new.svg.png 2x" data-file-width="512" data-file-height="399" /></a></span></div></td><td class="mbox-text"><div class="mbox-text-span">บทความนี้ยัง<b>ต้องการเพิ่ม<a href="/wiki/%E0%B8%A7%E0%B8%B4%E0%B8%81%E0%B8%B4%E0%B8%9E%E0%B8%B5%E0%B9%80%E0%B8%94%E0%B8%B5%E0%B8%A2:%E0%B8%81%E0%B8%B2%E0%B8%A3%E0%B8%AD%E0%B9%89%E0%B8%B2%E0%B8%87%E0%B8%AD%E0%B8%B4%E0%B8%87%E0%B9%81%E0%B8%AB%E0%B8%A5%E0%B9%88%E0%B8%87%E0%B8%97%E0%B8%B5%E0%B9%88%E0%B8%A1%E0%B8%B2" title="วิกิพีเดีย:การอ้างอิงแหล่งที่มา">แหล่งอ้างอิง</a>เพื่อ<a href="/wiki/%E0%B8%A7%E0%B8%B4%E0%B8%81%E0%B8%B4%E0%B8%9E%E0%B8%B5%E0%B9%80%E0%B8%94%E0%B8%B5%E0%B8%A2:%E0%B8%81%E0%B8%B2%E0%B8%A3%E0%B8%9E%E0%B8%B4%E0%B8%AA%E0%B8%B9%E0%B8%88%E0%B8%99%E0%B9%8C%E0%B8%A2%E0%B8%B7%E0%B8%99%E0%B8%A2%E0%B8%B1%E0%B8%99%E0%B9%84%E0%B8%94%E0%B9%89" title="วิกิพีเดีย:การพิสูจน์ยืนยันได้">พิสูจน์ความถูกต้อง</a></b><span class="hide-when-compact"> คุณสามารถ<a href="/wiki/%E0%B8%9E%E0%B8%B4%E0%B9%80%E0%B8%A8%E0%B8%A9:EditPage/%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C" title="พิเศษ:EditPage/เฮิรตซ์">พัฒนาบทความนี้</a>ได้โดย<a href="/wiki/%E0%B8%A7%E0%B8%B4%E0%B8%98%E0%B8%B5%E0%B9%83%E0%B8%8A%E0%B9%89:%E0%B8%81%E0%B8%B2%E0%B8%A3%E0%B8%AD%E0%B9%89%E0%B8%B2%E0%B8%87%E0%B8%AD%E0%B8%B4%E0%B8%87%E0%B8%AA%E0%B8%B3%E0%B8%AB%E0%B8%A3%E0%B8%B1%E0%B8%9A%E0%B8%9C%E0%B8%B9%E0%B9%89%E0%B9%80%E0%B8%A3%E0%B8%B4%E0%B9%88%E0%B8%A1%E0%B8%95%E0%B9%89%E0%B8%99" title="วิธีใช้:การอ้างอิงสำหรับผู้เริ่มต้น">เพิ่มแหล่งอ้างอิงตามสมควร</a> เนื้อหาที่ขาดแหล่งอ้างอิงอาจถูกลบออก<br /><small><span class="plainlinks"><i>หาแหล่งข้อมูล:</i> <a rel="nofollow" class="external text" href="//www.google.com/search?as_eq=wikipedia&q=%22%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C%22&num=50">"เฮิรตซ์"</a> – <a rel="nofollow" class="external text" href="//www.google.com/search?q=%22%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C%22&tbm=nws">ข่าว</a> <b>·</b> <a rel="nofollow" class="external text" href="//www.google.com/search?&q=%22%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C%22+site:news.google.com/newspapers&source=newspapers">หนังสือพิมพ์</a> <b>·</b> <a rel="nofollow" class="external text" href="//www.google.com/search?tbs=bks:1&q=%22%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C%22">หนังสือ</a> <b>·</b> <a rel="nofollow" class="external text" href="//scholar.google.com/scholar?q=%22%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C%22">สกอลาร์</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.jstor.org/action/doBasicSearch?Query=%22%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C%22&acc=on&wc=on">JSTOR</a></span></small></span><span class="hide-when-compact"><i> (<small><a href="/wiki/%E0%B8%A7%E0%B8%B4%E0%B8%98%E0%B8%B5%E0%B9%83%E0%B8%8A%E0%B9%89:%E0%B8%81%E0%B8%B2%E0%B8%A3%E0%B8%99%E0%B8%B3%E0%B9%81%E0%B8%A1%E0%B9%88%E0%B9%81%E0%B8%9A%E0%B8%9A%E0%B8%9A%E0%B8%B3%E0%B8%A3%E0%B8%B8%E0%B8%87%E0%B8%A3%E0%B8%B1%E0%B8%81%E0%B8%A9%E0%B8%B2%E0%B8%AD%E0%B8%AD%E0%B8%81" title="วิธีใช้:การนำแม่แบบบำรุงรักษาออก">เรียนรู้ว่าจะนำสารแม่แบบนี้ออกได้อย่างไรและเมื่อไร</a></small>)</i></span></div></td></tr></tbody></table> <figure class="mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/%E0%B9%84%E0%B8%9F%E0%B8%A5%E0%B9%8C:Wave_frequency.gif" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/ea/Wave_frequency.gif/300px-Wave_frequency.gif" decoding="async" width="300" height="150" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/e/ea/Wave_frequency.gif 1.5x" data-file-width="400" data-file-height="200" /></a><figcaption><a href="/w/index.php?title=Sine_wave&action=edit&redlink=1" class="new" title="Sine wave (ไม่มีหน้านี้)">คลื่นไซน์</a>ในความถี่ที่แตกต่างกัน</figcaption></figure> <figure typeof="mw:File/Thumb"><a href="/wiki/%E0%B9%84%E0%B8%9F%E0%B8%A5%E0%B9%8C:FrequencyAnimation.gif" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/59/FrequencyAnimation.gif/236px-FrequencyAnimation.gif" decoding="async" width="236" height="393" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/5/59/FrequencyAnimation.gif 1.5x" data-file-width="288" data-file-height="480" /></a><figcaption>บนลงล่าง: ไฟที่กระพริบใน<a href="/wiki/%E0%B8%84%E0%B8%A7%E0%B8%B2%E0%B8%A1%E0%B8%96%E0%B8%B5%E0%B9%88" title="ความถี่">ความถี่</a> <span class="nowrap"><i>f</i> = 0.5 Hz</span>, 1.0 Hz และ 2.0 Hz นั่นคือที่เวลา 0.5, 1.0 และ 2.0 วินาทีตามลำดับ ไฟจะกระพริบ 1 ครั้ง เวลาในการกระพริบแต่ละครั้งสามารถหาได้จาก  <i>คาบ</i> (T)  ซึ่งสูตรคือ <span class="sfrac nowrap" style="display:inline-block; vertical-align:-0.5em; font-size:85%; text-align:center; text-indent:0;"><span style="display:block; line-height:1em; padding:0 0.1em;">1</span><span style="display:none;">/</span><span style="display:block; line-height:1em; padding:0 0.1em; border-top:1px solid;"><i>f</i></span></span> (<a href="/w/index.php?title=%E0%B9%81%E0%B8%9B%E0%B8%A3%E0%B8%9C%E0%B8%81%E0%B8%9C%E0%B8%B1%E0%B8%99&action=edit&redlink=1" class="new" title="แปรผกผัน (ไม่มีหน้านี้)">แปรผกผัน</a>กับ <i>f</i>) นั่นคือเวลา 2, 1 และ 0.5 วินาทีตามลำดับ</figcaption></figure> <p><b>เฮิรตซ์</b> (<a href="/wiki/%E0%B8%A0%E0%B8%B2%E0%B8%A9%E0%B8%B2%E0%B8%AD%E0%B8%B1%E0%B8%87%E0%B8%81%E0%B8%A4%E0%B8%A9" title="ภาษาอังกฤษ">อังกฤษ</a>: <span lang="en">Hertz ย่อว่า Hz</span>)<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> เป็น<a href="/wiki/%E0%B8%AB%E0%B8%99%E0%B9%88%E0%B8%A7%E0%B8%A2%E0%B8%AD%E0%B8%99%E0%B8%B8%E0%B8%9E%E0%B8%B1%E0%B8%97%E0%B8%98%E0%B9%8C%E0%B9%80%E0%B8%AD%E0%B8%AA%E0%B9%84%E0%B8%AD" title="หน่วยอนุพัทธ์เอสไอ">หน่วยอนุพัทธ์เอสไอ</a> (SI) ซึ่งเป็นหน่วยของค่า<a href="/wiki/%E0%B8%84%E0%B8%A7%E0%B8%B2%E0%B8%A1%E0%B8%96%E0%B8%B5%E0%B9%88" title="ความถี่">ความถี่</a> โดย 1 Hz คือ ความถี่ที่เท่ากับ 1 ครั้ง ต่อวินาที (1/s) หรือ :<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 1Hz=1/S}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mn>1</mn> <mi>H</mi> <mi>z</mi> <mo>=</mo> <mn>1</mn> <mrow class="MJX-TeXAtom-ORD"> <mo>/</mo> </mrow> <mi>S</mi> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle 1Hz=1/S}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/6d82876285f34baddcfef1bb1a3df9de60088a33" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.838ex; width:11.237ex; height:2.843ex;" alt="{\displaystyle 1Hz=1/S}"></span> ดังนั้น 50 Hz หมายถึงมีความถี่เท่ากับ 50 ครั้งต่อ 1 วินาที<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>หน่วยความถี่อื่น ๆ ได้แก่ <a href="/wiki/%E0%B9%80%E0%B8%A3%E0%B9%80%E0%B8%94%E0%B8%B5%E0%B8%A2%E0%B8%99" title="เรเดียน">เรเดียน</a>ต่อวินาที (radian/second, rad/s) และ<a href="/wiki/%E0%B8%A3%E0%B8%AD%E0%B8%9A%E0%B8%95%E0%B9%88%E0%B8%AD%E0%B8%99%E0%B8%B2%E0%B8%97%E0%B8%B5" title="รอบต่อนาที">รอบต่อนาที</a> (revolutions per minute, RPM) </p><p>ชื่อหน่วยเฮิรตซ์มาจากชื่อนักฟิสิกส์ชาวเยอรมัน ชื่อ <a href="/wiki/%E0%B9%84%E0%B8%AE%E0%B8%99%E0%B9%8C%E0%B8%A3%E0%B8%B4%E0%B8%8A_%E0%B9%81%E0%B8%AE%E0%B8%97%E0%B8%8B%E0%B9%8C" title="ไฮน์ริช แฮทซ์">ไฮน์ริช แฮทซ์</a> เป็นนักวิทยาศาสตร์ทางด้าน<a href="/wiki/%E0%B9%81%E0%B8%A1%E0%B9%88%E0%B9%80%E0%B8%AB%E0%B8%A5%E0%B9%87%E0%B8%81%E0%B9%84%E0%B8%9F%E0%B8%9F%E0%B9%89%E0%B8%B2" class="mw-redirect" title="แม่เหล็กไฟฟ้า">แม่เหล็กไฟฟ้า</a> </p><p>หน่วยเฮิรตซ์ได้กำหนดครั้งแรกใน <a href="/wiki/%E0%B8%9E.%E0%B8%A8._2473" title="พ.ศ. 2473">พ.ศ. 2473</a> (ค.ศ. 1930) แล้วเริ่มมาใช้แทน หน่วย รอบต่อวินาที (cycle per second หรือ cps) ในปี พ.ศ. 2503 (ค.ศ. 1960) ต่อมาในปี พ.ศ. 2513 (ค.ศ. 1970) หน่วย Hz ได้ใช้ทดแทนการใช้ cps แทบทั้งหมด </p> <div class="mw-heading mw-heading2"><h2 id="หน่วยพหุคูณ"><span id=".E0.B8.AB.E0.B8.99.E0.B9.88.E0.B8.A7.E0.B8.A2.E0.B8.9E.E0.B8.AB.E0.B8.B8.E0.B8.84.E0.B8.B9.E0.B8.93"></span>หน่วยพหุคูณ</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C&action=edit&section=1" title="แก้ไขส่วน: หน่วยพหุคูณ"><span>แก้</span></a><span class="mw-editsection-bracket">]</span></span></div> <table class="wikitable" style="text-align:center; margin:0 auto;"> <caption>พหุคูณเอสไอสำหรับหน่วย<a class="mw-selflink selflink">เฮิรตซ์</a> (Hz) </caption> <tbody><tr> <th scope="col" colspan="3">พหุคูณย่อย </th> <th scope="col" colspan="3">พหุคูณใหญ่ </th></tr> <tr style="background:#d4d4d4;"> <th scope="col">ค่า </th> <th scope="col">สัญลักษณ์ </th> <th scope="col">ชื่อ </th> <th scope="col">ค่า </th> <th scope="col">สัญลักษณ์ </th> <th scope="col">ชื่อ </th></tr> <tr> <td>10<sup>–1</sup> Hz </td> <td>dHz </td> <td>เดซิเฮิรตซ์ </td> <td>10<sup>1</sup> Hz </td> <td>daHz </td> <td>เดคาเฮิรตซ์ </td></tr> <tr> <td>10<sup>–2</sup> Hz </td> <td>cHz </td> <td>เซนติเฮิรตซ์ </td> <td>10<sup>2</sup> Hz </td> <td>hHz </td> <td>เฮกโตเฮิรตซ์ </td></tr> <tr> <td>10<sup>–3</sup> Hz </td> <td>mHz </td> <td>มิลลิเฮิรตซ์ </td> <td>10<sup>3</sup> Hz </td> <td><b>kHz</b> </td> <td><b>กิโลเฮิรตซ์</b> </td></tr> <tr> <td>10<sup>–6</sup> Hz </td> <td>µHz </td> <td>ไมโครเฮิรตซ์ </td> <td>10<sup>6</sup> Hz </td> <td><b>MHz</b> </td> <td><b>เมกะเฮิรตซ์</b> </td></tr> <tr> <td>10<sup>–9</sup> Hz </td> <td>nHz </td> <td>นาโนเฮิรตซ์ </td> <td>10<sup>9</sup> Hz </td> <td><b>GHz</b> </td> <td><b>จิกะเฮิรตซ์</b> </td></tr> <tr> <td>10<sup>–12</sup> Hz </td> <td>pHz </td> <td>พิโกเฮิรตซ์ </td> <td>10<sup>12</sup> Hz </td> <td>THz </td> <td>เทระเฮิรตซ์ </td></tr> <tr> <td>10<sup>–15</sup> Hz </td> <td>fHz </td> <td>เฟมโตเฮิรตซ์ </td> <td>10<sup>15</sup> Hz </td> <td>PHz </td> <td>เพตะเฮิรตซ์ </td></tr> <tr> <td>10<sup>–18</sup> Hz </td> <td>aHz </td> <td>อัตโตเฮิรตซ์ </td> <td>10<sup>18</sup> Hz </td> <td>EHz </td> <td>เอกซะเฮิรตซ์ </td></tr> <tr> <td>10<sup>–21</sup> Hz </td> <td>zHz </td> <td>เซปโตเฮิรตซ์ </td> <td>10<sup>21</sup> Hz </td> <td>ZHz </td> <td>เซตตะเฮิรตซ์ </td></tr> <tr> <td>10<sup>–24</sup> Hz </td> <td>yHz </td> <td>ยอกโตเฮิรตซ์ </td> <td>10<sup>24</sup> Hz </td> <td>YHz </td> <td>ยอตตะเฮิรตซ์ </td></tr> <tr> <td>10<sup>−27</sup> Hz </td> <td>rHz </td> <td>รอนโตเฮิรตซ์ </td> <td>10<sup>27</sup> Hz </td> <td>RHz </td> <td>รอนนาเฮิรตซ์ </td></tr> <tr> <td>10<sup>−30</sup> Hz </td> <td>qHz </td> <td>เควกโตเฮิรตซ์ </td> <td>10<sup>30</sup> Hz </td> <td>QHz </td> <td>เควตตาเฮิรตซ์ </td></tr> <tr> <td colspan="7">หน่วยที่นิยมใช้แสดงเป็นตัวหนา </td></tr></tbody></table> <div class="mw-heading mw-heading2"><h2 id="อ้างอิง"><span id=".E0.B8.AD.E0.B9.89.E0.B8.B2.E0.B8.87.E0.B8.AD.E0.B8.B4.E0.B8.87"></span>อ้างอิง</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E0%B9%80%E0%B8%AE%E0%B8%B4%E0%B8%A3%E0%B8%95%E0%B8%8B%E0%B9%8C&action=edit&section=2" title="แก้ไขส่วน: อ้างอิง"><span>แก้</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r12126193">.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"><a href="#cite_ref-1">↑</a></span> <span class="reference-text"><a rel="nofollow" class="external text" href="http://rirs3.royin.go.th/coinages/webcoinage.php">ศัพท์บัญญัติราชบัณฑิตยสถาน</a> <a rel="nofollow" class="external text" href="https://web.archive.org/web/20170715173151/http://rirs3.royin.go.th/coinages/webcoinage.php">เก็บถาวร</a> 2017-07-15 ที่ <a href="/wiki/%E0%B9%80%E0%B8%A7%E0%B8%A2%E0%B9%8C%E0%B9%81%E0%B8%9A%E0%B9%87%E0%B8%81%E0%B9%81%E0%B8%A1%E0%B8%8A%E0%B8%8A%E0%B8%B5%E0%B8%99" title="เวย์แบ็กแมชชีน">เวย์แบ็กแมชชีน</a> (สืบค้นคำว่า hertz)</span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><a href="#cite_ref-2">↑</a></span> <span class="reference-text">"hertz". (1992). <i>American Heritage Dictionary of the English Language</i>, 3rd ed. Boston: Houghton Mifflin.</span> </li> </ol></div></div> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r12093835">.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 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title="พิเศษ:EditPage/แม่แบบ:ระบบเอสไอ"><abbr title="แก้ไขแม่แบบนี้" style=";;background:none transparent;border:none;box-shadow:none;padding:0;">ก</abbr></a></li></ul></div><div id="ระบบหน่วยวัดระหว่างประเทศ_(ระบบเอสไอ)" style="font-size:114%;margin:0 4em"><a href="/wiki/%E0%B8%A3%E0%B8%B0%E0%B8%9A%E0%B8%9A%E0%B8%AB%E0%B8%99%E0%B9%88%E0%B8%A7%E0%B8%A2%E0%B8%A7%E0%B8%B1%E0%B8%94%E0%B8%A3%E0%B8%B0%E0%B8%AB%E0%B8%A7%E0%B9%88%E0%B8%B2%E0%B8%87%E0%B8%9B%E0%B8%A3%E0%B8%B0%E0%B9%80%E0%B8%97%E0%B8%A8" title="ระบบหน่วยวัดระหว่างประเทศ">ระบบหน่วยวัดระหว่างประเทศ (ระบบเอสไอ)</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/%E0%B8%AB%E0%B8%99%E0%B9%88%E0%B8%A7%E0%B8%A2%E0%B8%90%E0%B8%B2%E0%B8%99%E0%B9%80%E0%B8%AD%E0%B8%AA%E0%B9%84%E0%B8%AD" title="หน่วยฐานเอสไอ">หน่วยฐาน</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"><a 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