{"id":27393,"date":"2022-06-23T14:48:06","date_gmt":"2022-06-23T13:48:06","guid":{"rendered":"https:\/\/www.imperalum.com\/transmissao-marginal\/"},"modified":"2022-10-24T16:00:06","modified_gmt":"2022-10-24T15:00:06","slug":"transmissao-marginal","status":"publish","type":"page","link":"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/transmissao-marginal\/","title":{"rendered":"Marginal Transmission"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"27393\" class=\"elementor elementor-27393 elementor-22887\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-277876ed elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"277876ed\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-30fc7334\" data-id=\"30fc7334\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-83b9275\" data-id=\"83b9275\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3b18d164 elementor-align-right elementor-widget elementor-widget-breadcrumbs\" data-id=\"3b18d164\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"breadcrumbs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p id=\"breadcrumbs\"><span><span><a href=\"https:\/\/www.imperalum.com\/en\/\">Home<\/a><\/span><\/span><\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b8daabb elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b8daabb\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-a50f4cb\" data-id=\"a50f4cb\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d76278d elementor-widget elementor-widget-heading\" data-id=\"d76278d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">General Acoustics Concepts <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f35e846 elementor-nav-menu__align-justify elementor-nav-menu--dropdown-tablet elementor-nav-menu__text-align-aside elementor-nav-menu--toggle elementor-nav-menu--burger elementor-widget elementor-widget-global elementor-global-25283 elementor-widget-nav-menu\" data-id=\"f35e846\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;layout&quot;:&quot;vertical&quot;,&quot;submenu_icon&quot;:{&quot;value&quot;:&quot;fas fa-caret-down&quot;,&quot;library&quot;:&quot;fa-solid&quot;},&quot;toggle&quot;:&quot;burger&quot;}\" data-widget_type=\"nav-menu.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<nav aria-label=\"Menu\" class=\"elementor-nav-menu--main elementor-nav-menu__container elementor-nav-menu--layout-vertical e--pointer-background e--animation-fade\">\n\t\t\t\t<ul id=\"menu-1-f35e846\" class=\"elementor-nav-menu sm-vertical\"><li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27320\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/manual-de-acustica\/\" class=\"elementor-item\">Acoustics Manual<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27321\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/o-som-no-ar\/\" class=\"elementor-item\">The Sound in the Air<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27322\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/velocidade-de-propagacao-do-som\/\" class=\"elementor-item\">Speed of Sound Propagation<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27323\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/comprimento-de-onda\/\" class=\"elementor-item\">Wavelength<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27324\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/nivel-de-pressao-e-de-potencia-sonora\/\" class=\"elementor-item\">Pressure and Sound Power Level<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27325\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/nivel-sonoro\/\" class=\"elementor-item\">Sound Level<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27326\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/tempo-de-reverberacao\/\" class=\"elementor-item\">Reverberation Time<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27327\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/bandas-de-frequencia\/\" class=\"elementor-item\">Frequency Bands<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27328\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/sons-aereos-e-de-percussao\/\" class=\"elementor-item\">Air and Percussion Sounds<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27527\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/normas\/\" class=\"elementor-item\">Standards<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27528\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/indice-de-isol-a-sons-aereos\/\" class=\"elementor-item\">Airborne Sound Insulation Index<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27529\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/indice-de-isol-a-sons-de-percussao\/\" class=\"elementor-item\">Percussion Sound Insulation Index<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27530\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/reducao-sonora-de-revestimentos-de-piso-ou-sistemas-de-pavimento-flutuante\/\" class=\"elementor-item\">Sound Reduction from Floor Coverings or Floating Floor Systems<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27531\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/transmissao-marginal\/\" class=\"elementor-item\">Marginal Transmission<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27532\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/consideracoes-gerais\/\" class=\"elementor-item\">General Considerations<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27533\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/solucoes-para-correccao-acustica-de-espacos\/\" class=\"elementor-item\">Solutions for Acoustic Correction of Spaces<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27534\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/materiais-porosos\/\" class=\"elementor-item\">Porous Materials<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27329\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/sistemas-ressonantes\/\" class=\"elementor-item\">Resonant Systems<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-28292\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/solucoes-construtivas-imperalum\/\" class=\"elementor-item\">Imperalum&#8217;s Building Solutions<\/a><\/li>\n<\/ul>\t\t\t<\/nav>\n\t\t\t\t\t<div class=\"elementor-menu-toggle\" role=\"button\" tabindex=\"0\" aria-label=\"Menu Toggle\" aria-expanded=\"false\">\n\t\t\t<i aria-hidden=\"true\" role=\"presentation\" class=\"elementor-menu-toggle__icon--open eicon-menu-bar\"><\/i><i aria-hidden=\"true\" role=\"presentation\" class=\"elementor-menu-toggle__icon--close eicon-close\"><\/i>\t\t<\/div>\n\t\t\t\t\t<nav class=\"elementor-nav-menu--dropdown elementor-nav-menu__container\" aria-hidden=\"true\">\n\t\t\t\t<ul id=\"menu-2-f35e846\" class=\"elementor-nav-menu sm-vertical\"><li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27320\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/manual-de-acustica\/\" class=\"elementor-item\" tabindex=\"-1\">Acoustics Manual<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27321\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/o-som-no-ar\/\" class=\"elementor-item\" tabindex=\"-1\">The Sound in the Air<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27322\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/velocidade-de-propagacao-do-som\/\" class=\"elementor-item\" tabindex=\"-1\">Speed of Sound Propagation<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27323\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/comprimento-de-onda\/\" class=\"elementor-item\" tabindex=\"-1\">Wavelength<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27324\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/nivel-de-pressao-e-de-potencia-sonora\/\" class=\"elementor-item\" tabindex=\"-1\">Pressure and Sound Power Level<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27325\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/nivel-sonoro\/\" class=\"elementor-item\" tabindex=\"-1\">Sound Level<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27326\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/tempo-de-reverberacao\/\" class=\"elementor-item\" tabindex=\"-1\">Reverberation Time<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27327\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/bandas-de-frequencia\/\" class=\"elementor-item\" tabindex=\"-1\">Frequency Bands<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27328\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/sons-aereos-e-de-percussao\/\" class=\"elementor-item\" tabindex=\"-1\">Air and Percussion Sounds<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27527\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/normas\/\" class=\"elementor-item\" tabindex=\"-1\">Standards<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27528\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/indice-de-isol-a-sons-aereos\/\" class=\"elementor-item\" tabindex=\"-1\">Airborne Sound Insulation Index<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27529\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/indice-de-isol-a-sons-de-percussao\/\" class=\"elementor-item\" tabindex=\"-1\">Percussion Sound Insulation Index<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27530\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/reducao-sonora-de-revestimentos-de-piso-ou-sistemas-de-pavimento-flutuante\/\" class=\"elementor-item\" tabindex=\"-1\">Sound Reduction from Floor Coverings or Floating Floor Systems<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27531\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/transmissao-marginal\/\" class=\"elementor-item\" tabindex=\"-1\">Marginal Transmission<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27532\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/consideracoes-gerais\/\" class=\"elementor-item\" tabindex=\"-1\">General Considerations<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27533\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/solucoes-para-correccao-acustica-de-espacos\/\" class=\"elementor-item\" tabindex=\"-1\">Solutions for Acoustic Correction of Spaces<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27534\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/materiais-porosos\/\" class=\"elementor-item\" tabindex=\"-1\">Porous Materials<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27329\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/sistemas-ressonantes\/\" class=\"elementor-item\" tabindex=\"-1\">Resonant Systems<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-28292\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/solucoes-construtivas-imperalum\/\" class=\"elementor-item\" tabindex=\"-1\">Imperalum&#8217;s Building Solutions<\/a><\/li>\n<\/ul>\t\t\t<\/nav>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-66 elementor-top-column elementor-element elementor-element-c9f0490\" data-id=\"c9f0490\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5443c01 elementor-widget elementor-widget-text-editor\" data-id=\"5443c01\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div>\n<div id=\"Transmiss\u00e3o Marginal\">\n<div id=\"post-3182\" class=\"single-post\">\n<div class=\"row\">\n<div class=\"col-md-12\">\n<div class=\"content\">\n<div class=\"post_content\">\n<div class=\"col-md-12\">\n<hr>\n<p>The values obtained with the procedures presented, when referring to real performance verification tests, take into account all the sound energy transmission processes that may occur between the spaces in presence (direct and marginal). Marginal transmission is only accounted for, in the indices described, when on-site testing is performed. This transmission usually occurs through the junctions and through unaccountable routes.<\/p>\n<p><a href=\"https:\/\/imperalum.com\/cms\/wp-content\/uploads\/2014\/08\/Transmiss%C3%A3o-Marginal.gif\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-1782 size-full\" src=\"https:\/\/imperalum.com\/cms\/wp-content\/uploads\/2014\/08\/Transmiss%C3%A3o-Marginal.gif\" alt=\"Marginal Transmission\" width=\"441\" height=\"180\"><\/a><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.imperalum.com\/?solucoes=transmissao-marginal\" alt=\"\"><\/p>\n<\/div>\n<div class=\"clearfix\"><\/div>\n<hr>\n<div class=\"downloadfiles\">\n<div class=\"row\">\n<div class=\"col-md-12\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"clearfix\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>General Acoustics Concepts The values obtained with the procedures presented, when referring to real performance verification tests, take into account all the sound energy transmission processes that may occur between the spaces in presence (direct and marginal). Marginal transmission is only accounted for, in the indices described, when on-site testing is performed. This transmission usually [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":27567,"menu_order":197,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-27393","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Marginal Transmission - Imperalum<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/transmissao-marginal\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Marginal Transmission - Imperalum\" \/>\n<meta property=\"og:description\" content=\"General Acoustics Concepts The values obtained with the procedures presented, when referring to real performance verification tests, take into account all the sound energy transmission processes that may occur between the spaces in presence (direct and marginal). Marginal transmission is only accounted for, in the indices described, when on-site testing is performed. 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