{"id":22833,"date":"2024-03-27T11:20:33","date_gmt":"2024-03-27T10:20:33","guid":{"rendered":"https:\/\/gustafs.com\/stories\/att-uppna-naturlig-rumsakustik-ett-holistiskt-arbetssatt\/"},"modified":"2024-04-08T11:17:49","modified_gmt":"2024-04-08T09:17:49","slug":"att-uppna-naturlig-rumsakustik","status":"publish","type":"stories","link":"https:\/\/gustafs.com\/sv\/stories\/att-uppna-naturlig-rumsakustik\/","title":{"rendered":"Att uppn\u00e5 naturlig rumsakustik: Ett holistiskt tillv\u00e4gag\u00e5ngss\u00e4tt"},"content":{"rendered":"\n<p><\/p>\n\n\n\r\n<section class=\"hero small\">\r\n<div class=\"swiper swiper-hero swiper-hero-autoplay\" >\r\n\t\r\n        <div class=\"swiper-wrapper\">\r\n                                    <div class=\"swiper-slide has-image\">\r\n\r\n                                <div class=\"image\" style=\"background-image:url(https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/natural-room-acoustics-hero-1.jpg)\"><\/div>\r\n                <div class=\"image responsive\" style=\"background-image:url(https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/natural-room-acoustics-hero-1-720x500.jpg)\"><\/div>\r\n                \r\n                \r\n                                <div class=\"container\">\r\n                    <div class=\"content\">\r\n                        <h1>Att uppn\u00e5 naturlig rumsakustik:<br \/>\nEtt holistiskt tillv\u00e4gag\u00e5ngss\u00e4tt<\/h1>\n<h4>av Johan de Sousa Mestre<\/h4>\n                    <\/div>\r\n                <\/div>\r\n                \r\n            <\/div>\r\n                    <\/div>\r\n        <div class=\"container\"><div class=\"swiper-pagination\"><\/div><\/div>\r\n    <\/div>\r\n<\/section>\r\n\n\n\n<p style=\"font-size:18px;font-style:italic;font-weight:400\">&#8221;Under hela min karri\u00e4r som professionell akustiker har mitt m\u00e5l varit att skapa rum med naturliga ljudegenskaper. En nuvarande ambition \u00e4r att hitta en l\u00e4ttillg\u00e4nglig l\u00f6sning som ger en platt kurva f\u00f6r efterklangstider och diffusion genom en blandning av akustikpaneler med varierande absorptionskoefficienter.&#8221; <br>&#8211; Johan de Sousa Mestre<\/p>\n\n\n\n<section class=\"image-plus-text\">\n    <div class=\"container\">\n        <div class=\"row\">\n            \n            <div class=\"col-md-6 col-left col-image\">\n                                                        <div class=\"image \">\n                        <img decoding=\"async\"\n                            src=\"https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-645x810.jpg\"\n                            alt=\"\"\n                            srcset=\"https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-240x300.jpg 240w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-818x1024.jpg 818w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-768x962.jpg 768w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-720x900.jpg 720w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-645x810.jpg 645w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-380x475.jpg 380w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-845x1058.jpg 845w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-635x795.jpg 635w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-575x720.jpg 575w, 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https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-363x455.jpg 363w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-726x909.jpg 726w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-275x344.jpg 275w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-550x689.jpg 550w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-273x342.jpg 273w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-546x684.jpg 546w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-183x229.jpg 183w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-366x458.jpg 366w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-113x142.jpg 113w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait-226x283.jpg 226w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-in-woods-portrait.jpg 1030w\"\n                            sizes=\"\n                                                        (min-width: 1440px) 635px,\n                            (min-width: 1400px) 575px,\n                            (min-width: 1200px) 485px,\n                            (min-width: 992px) 395px,\n                            (min-width: 768px) 275px,\n                            100vw\n                                                        \"\n                        >\n                    <\/div>\n                                                                                            <div class=\"content-wrapper\">\n                                    <\/div>              \n            <\/div>\n            \n            <div class=\"col-md-6 col-right col-text\">\n                                <div class=\"content-wrapper\">\n                                                                    <div class=\"title\">ETT NATURLIGT LJUD<\/div>\n                                                <div class=\"content\">\n                                                        <div class=\"text font-13px\"><h2>Ett naturligt ljud<\/h2>\n<p>S\u00e5 vad definierar och beskriver ett naturligt ljud? K\u00e4rnan i ett naturligt ljud, som kan liknas vid lugnet i en gammal skog, k\u00e4nnetecknas av en balanserad diffusionsf\u00f6rm\u00e5ga och enhetliga efterklangstider \u00f6ver alla frekvenser. Genom att h\u00e4mta inspiration fr\u00e5n naturen och anv\u00e4nda modern kunskap kan vi skapa utrymmen med optimal rumsakustik.<\/p>\n<h4>Diffusion<\/h4>\n<p>Med relativt h\u00f6g diffusionsf\u00f6rm\u00e5ga f\u00e5r ett rum mer mjukhet och en st\u00f6rre k\u00e4nsla av rymd. Detta \u00e4r ett m\u00e5ngfacetterat arbete, som omfattar b\u00e5de tekniskt ber\u00e4knad akustik och holistiska kvaliteter som vi inte kan ber\u00e4kna. Vissa aspekter av lyssnarens intryck kan liknas vid den naturliga lockelsen i en skog, men vi m\u00e5ste ocks\u00e5 inf\u00f6rliva tekniska egenskaper som inte finns i naturen.<\/p>\n<h4>J\u00e4mna efterklangstider<\/h4>\n<p>Att efterklangstiderna \u00e4r enhetliga \u00f6ver olika frekvenser \u00e4r ett viktigt m\u00e4tv\u00e4rde som enkelt kan m\u00e4tas, vilket illustreras i diagrammet nedan. J\u00e4mn efterklangstid \u00e4r s\u00e4rskilt viktigt i utrymmen som \u00e4r utformade f\u00f6r talf\u00f6rst\u00e4rkning och l\u00e5ngvarigt lyssnande, f\u00f6r att minimera tr\u00f6tthet hos lyssnaren och f\u00f6rb\u00e4ttra ljudkvaliteten.<\/p>\n<\/div>\n                                                                                <\/div>\n                                    <\/div>              \n            <\/div>\n            \n        <\/div>\n    <\/div>\n<\/section>\n\n\n\n<section class=\"image-plus-text\">\n    <div class=\"container\">\n        <div class=\"row\">\n            \n            <div class=\"col-md-6 col-left col-text\">\n                                <div class=\"content-wrapper\">\n                                                                    <div class=\"title\">UPPGIFTEN<\/div>\n                                                <div class=\"content\">\n                                                        <div class=\"text font-13px\"><h3>Uppgiften<\/h3>\n<p>Nuf\u00f6rtiden har de flesta moderna rum l\u00e5ga diffusionsniv\u00e5er, eftersom det ofta kr\u00e4vs h\u00f6g kunskap f\u00f6r att skapa tredimensionell diffusivitet, s\u00e4rskilt i milj\u00f6er som skolor. I mina experiment vill jag demonstrera att en optimal kombination och placering av icke tredimensionella ytor med varierande akustiska absorptionskoefficienter effektivt kan ge en h\u00f6g diffusionsf\u00f6rm\u00e5ga. J\u00e4mf\u00f6rt med tredimensionella l\u00f6sningar \u00e4r detta tillv\u00e4gag\u00e5ngss\u00e4tt kostnadseffektivt och enkelt att implementera. Dessutom leder de testade ytorna i v\u00e5ra experiment till en \u00f6nskv\u00e4rd platt kurva f\u00f6r efterklangstider, vilket ger rum som l\u00e5ter verkligt naturliga med optimal akustik.<\/p>\n<\/div>\n                                                                                <\/div>\n                                    <\/div>              \n            <\/div>\n            \n            <div class=\"col-md-6 col-right col-image\">\n                                                        <div class=\"image \">\n                        <img decoding=\"async\"\n                            src=\"https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-645x810.jpg\"\n                            alt=\"\"\n                            srcset=\"https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-300x240.jpg 300w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-1024x818.jpg 1024w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-768x613.jpg 768w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-380x305.jpg 380w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-845x675.jpg 845w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-635x507.jpg 635w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-1270x1014.jpg 1270w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-575x459.jpg 575w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-1150x918.jpg 1150w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-485x387.jpg 485w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-970x774.jpg 970w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-435x347.jpg 435w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-870x695.jpg 870w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-415x331.jpg 415w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-830x663.jpg 830w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-395x315.jpg 395w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-790x631.jpg 790w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-363x290.jpg 363w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-726x580.jpg 726w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-275x220.jpg 275w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-550x439.jpg 550w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-273x218.jpg 273w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-546x436.jpg 546w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-183x146.jpg 183w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-366x292.jpg 366w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-113x90.jpg 113w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall-226x180.jpg 226w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/de-sousa-knocking-on-wall.jpg 1290w\"\n                            sizes=\"\n                                                        (min-width: 1440px) 635px,\n                            (min-width: 1400px) 575px,\n                            (min-width: 1200px) 485px,\n                            (min-width: 992px) 395px,\n                            (min-width: 768px) 275px,\n                            100vw\n                                                        \"\n                        >\n                    <\/div>\n                                                                                            <div class=\"content-wrapper\">\n                                    <\/div>              \n            <\/div>\n            \n        <\/div>\n    <\/div>\n<\/section>\n\n\n\n<section class=\"image-plus-text\">\n    <div class=\"container\">\n        <div class=\"row\">\n            \n            <div class=\"col-md-6 col-left col-video\">\n                                                                                                <div class=\"video\">\n                        <video autoplay muted playsinline loop>\n                            <source src=\"https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/the-test-room.mp4\" type=\"video\/mp4\">\n                            Your browser does not support the video tag.\n                        <\/video>\n                    <\/div>\n                                                    <div class=\"content-wrapper\">\n                                    <\/div>              \n            <\/div>\n            \n            <div class=\"col-md-6 col-right col-text\">\n                                <div class=\"content-wrapper\">\n                                                                    <div class=\"title\">TESTRUMMET<\/div>\n                                                <div class=\"content\">\n                                                        <div class=\"text font-13px\"><h3>Testrummet<\/h3>\n<p>Mina experiment genomf\u00f6rdes i ett rum som m\u00e4ter 3,5 x 6,5 meter, vilket ger en total volym p\u00e5 59,1 kubikmeter, som ett m\u00f6tesrum med plats f\u00f6r 12-14 personer. Rummet har tre v\u00e4ggar av betong och en v\u00e4gg av gips. Dessutom finns det tv\u00e5 tunga d\u00f6rrar, men inga f\u00f6nster. Testerna genomf\u00f6rdes med ett standardiserat rumsakustiskt m\u00e4tningsf\u00f6rfarande, d\u00e4r rumsakustiken m\u00e4ttes i flera positioner med hj\u00e4lp av en svepande sinusstimulus.<\/p>\n<\/div>\n                                                                                <\/div>\n                                    <\/div>              \n            <\/div>\n            \n        <\/div>\n    <\/div>\n<\/section>\n\n\n\n<section class=\"image-plus-text\">\n    <div class=\"container\">\n        <div class=\"row\">\n            \n            <div class=\"col-md-6 col-left col-text\">\n                                <div class=\"content-wrapper\">\n                                                                    <div class=\"title\">KONFIGURATIONER<\/div>\n                                                <div class=\"content\">\n                                                        <div class=\"text font-13px\"><h4>Konfiguration 1<\/h4>\n<p>Den inledande konfigurationen representerade ett tomt rum. Efterklangstiderna, illustrerade med kurva 1, indikerade l\u00e5ng efterklang och en kurva som var l\u00e5ngt ifr\u00e5n platt.<\/p>\n<h4>Konfiguration 2<\/h4>\n<p>I den andra konfigurationen lade jag till 10,8 kvadratmeter PET-isoleringsull i det tomma rummet. Isoleringen var 40 mm tjock med en densitet p\u00e5 73 kg\/m\u00b3 och f\u00e4stes direkt i taket i en rektangul\u00e4r form som m\u00e4tte 3 x 3,6 meter i mitten av taket. Som framg\u00e5r av efterklangskurva 2 minskade detta till\u00e4gg efterklangen, men kurvan saknade fortfarande den \u00f6nskade planheten.<\/p>\n<h4>Konfiguration 3<\/h4>\n<p>I j\u00e4mf\u00f6relse med konfiguration 2 t\u00e4ckte jag i denna konfiguration isoleringsullen med en kombination av tre olika Gustafs-paneler inom samma 3 x 3,6 meters rektangul\u00e4ra omr\u00e5de, utan n\u00e5gon ytterligare luftspalt. Denna kombination, kallad Trinity 1, bestod av icke-perforerade paneler, paneler med perforering RP8-Barcode och paneler med perforering PG5 (se bild). Efterklangskurvan \u00e4r nu mycket platt, och genom att komplettera med stoppade stolar, bord och ytterligare n\u00e5gra v\u00e4ggabsorbenter av denna Trinity-typ kommer detta utrymme att fungera effektivt som ett h\u00f6gkvalitativt m\u00f6tesrum.<\/p>\n<h4>Konfiguration 4<\/h4>\n<p>Denna konfiguration liknar konfiguration 3 men Gustafspanelerna som anv\u00e4nds i konfiguration 4 har en annan perforeringsmix, kallad Trinity 2, best\u00e5ende av icke-perforerade paneler, paneler med perforering RP8-Barcode och paneler med perforering RP8-C10. Resultatet \u00e4r i stort sett j\u00e4mf\u00f6rbart med konfiguration 3 men med \u00e4nnu n\u00e5got kortare efterklangstider.<br \/>\n&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;&#8212;<br \/>\n<em>Diagrammet visar uppm\u00e4tta efterklangstider f\u00f6r de fyra olika konfigurationerna. Den ideala kurvan \u00e4r platt, vilket indikerar enhetlighet \u00f6ver alla frekvenser. Konfiguration 3 och 4 uppvisar de b\u00e4sta resultaten i detta avseende. Bilden nedan visar perforeringskombinationen Trinity 1 (konfiguration 3).<\/em><\/p>\n<\/div>\n                                                                                <\/div>\n                                    <\/div>              \n            <\/div>\n            \n            <div class=\"col-md-6 col-right col-image\">\n                                                        <div class=\"image \">\n                        <img decoding=\"async\"\n                            src=\"https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/chart-and-trinity-645x810.jpg\"\n                            alt=\"\"\n                            srcset=\"https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/chart-and-trinity-240x300.jpg 240w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/chart-and-trinity-818x1024.jpg 818w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/chart-and-trinity-768x962.jpg 768w, 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https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/chart-and-trinity-113x142.jpg 113w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/chart-and-trinity-226x283.jpg 226w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/chart-and-trinity.jpg 1030w\"\n                            sizes=\"\n                                                        (min-width: 1440px) 635px,\n                            (min-width: 1400px) 575px,\n                            (min-width: 1200px) 485px,\n                            (min-width: 992px) 395px,\n                            (min-width: 768px) 275px,\n                            100vw\n                                                        \"\n                        >\n                    <\/div>\n                                                                                            <div class=\"content-wrapper\">\n                                    <\/div>              \n            <\/div>\n            \n        <\/div>\n    <\/div>\n<\/section>\n\n\n\n<h3 class=\"wp-block-heading has-text-align-center\">Trinity 1 rumsakustiktest<\/h3>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:50%\">\n<figure class=\"wp-block-video\"><video controls poster=\"https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/trinity-1-room-acoustics-test-cover.jpg\" src=\"https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/trinity-1-room-acoustics-test-website.mp4\"><\/video><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:25%\"><\/div>\n<\/div>\n\n\n\n<p class=\"has-text-align-center\" style=\"font-style:italic;font-weight:400\">Animationsvideo gjord av Kalle Hedqvist p\u00e5 <a href=\"https:\/\/akustikkonsulten.se\/\">Akustikkonsulten<\/a>.<\/p>\n\n\n\n<section class=\"image-plus-text\">\n    <div class=\"container\">\n        <div class=\"row\">\n            \n            <div class=\"col-md-6 col-left col-image\">\n                                                        <div class=\"image \">\n                        <img decoding=\"async\"\n                            src=\"https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-645x810.jpg\"\n                            alt=\"\"\n                            srcset=\"https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-240x300.jpg 240w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-818x1024.jpg 818w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-768x962.jpg 768w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-720x900.jpg 720w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-645x810.jpg 645w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-380x475.jpg 380w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-845x1058.jpg 845w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-635x795.jpg 635w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-575x720.jpg 575w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-485x607.jpg 485w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-970x1215.jpg 970w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-435x545.jpg 435w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-870x1090.jpg 870w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-415x520.jpg 415w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-830x1040.jpg 830w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-395x495.jpg 395w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-790x989.jpg 790w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-363x455.jpg 363w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-726x909.jpg 726w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-275x344.jpg 275w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-550x689.jpg 550w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-273x342.jpg 273w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-546x684.jpg 546w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-183x229.jpg 183w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-366x458.jpg 366w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-113x142.jpg 113w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs-226x283.jpg 226w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/acoustician-sitting-in-stairs.jpg 1030w\"\n                            sizes=\"\n                                                        (min-width: 1440px) 635px,\n                            (min-width: 1400px) 575px,\n                            (min-width: 1200px) 485px,\n                            (min-width: 992px) 395px,\n                            (min-width: 768px) 275px,\n                            100vw\n                                                        \"\n                        >\n                    <\/div>\n                                                                                            <div class=\"content-wrapper\">\n                                    <\/div>              \n            <\/div>\n            \n            <div class=\"col-md-6 col-right col-text\">\n                                <div class=\"content-wrapper\">\n                                                                    <div class=\"title\">SAMMANFATTNING<\/div>\n                                                <div class=\"content\">\n                                                        <div class=\"text font-13px\"><h3>Sammanfattning<\/h3>\n<p>Mina noggranna val, inklusive storlek p\u00e5 delytor, val av paneler och deras placering, bidrog till att uppn\u00e5 en m\u00e4rkbart platt efterklangskurva i rummet. Att lyssna i rummet mellan de olika m\u00e4ttillf\u00e4llena och analysera rummets impulssvar visade en \u00f6kad diffusivitet f\u00f6r Trinity 1 och Trinity 2 j\u00e4mf\u00f6rt med PET. Varje experiment \u00e4r unikt med avseende p\u00e5 vilket rum som anv\u00e4nds, vilka till\u00e4ggsmaterial som v\u00e4ljs och hur de placeras. Det \u00e4r viktigt att betona att resultatet \u00e4r en f\u00f6ljd av alla dessa faktorer.<\/p>\n<p>\u00c4ven om oj\u00e4mnheter i ytan traditionellt skapar diffusion, har mina tester visat att varierande ytabsorption \u00e4r ett praktiskt alternativ f\u00f6r att f\u00f6rb\u00e4ttra diffusionsf\u00f6rm\u00e5gan. De fyra konfigurationer vi testade visade att en relativt enkel l\u00f6sning, med en kombination av sl\u00e4ta och perforerade paneler, kan ge en utm\u00e4rkt och naturlig rumsakustik. Vi konstaterade att ett installationsdjup p\u00e5 endast 53 mm och 50% t\u00e4ckning av ytan effektivt uppn\u00e5dde detta resultat. Denna konfiguration l\u00e4mnade 50% av taket synligt, vilket \u00e4r ett attraktivt alternativ till den vanliga metoden med 100% t\u00e4ckning av undertaket.<\/p>\n<p>De l\u00f6sningar som valts bygger p\u00e5 min omfattande erfarenhet av att lyssna och m\u00e4ta i en m\u00e4ngd olika typer av rumskonfigurationer. Dessutom har enast\u00e5ende rum med idealiska akustiska egenskaper blivit alltmer s\u00e4llsynta, vilket g\u00f6r min erfarenhet som str\u00e4cker sig s\u00e5 l\u00e5ngt tillbaka som 1990-talet ov\u00e4rderlig.<\/p>\n<p>Gustafs paneler k\u00e4nnetecknas av ett k\u00e4rnmaterial med en h\u00f6g densitet p\u00e5 1200 kg\/m\u00b3. Dessa paneler &#8211; beroende p\u00e5 perforeringstyp &#8211; uppvisar en m\u00e4ngd olika egenskaper som b\u00e5de reflekterar och absorberar ljud samtidigt. De testade konfigurationerna med Trinity-mixen av Gustafspaneler uppvisade inte bara \u00f6nskad planhet i efterklangen utan \u00e4ven h\u00f6g ljuddiffusion. Resultatet \u00e4r ett naturligt, l\u00e4tth\u00f6rbart ljud som f\u00f6rst\u00e4rker tal och h\u00f6rselupplevelser. F\u00f6r ytterligare information om mina Trinity-tester, tveka inte att kontakta mig.<\/p>\n<\/div>\n                                                                                <\/div>\n                                    <\/div>              \n            <\/div>\n            \n        <\/div>\n    <\/div>\n<\/section>\n\n\n\n<section class=\"image-plus-text\">\n    <div class=\"container\">\n        <div class=\"row\">\n            \n            <div class=\"col-md-6 col-left col-text\">\n                                <div class=\"content-wrapper\">\n                                                                    <div class=\"title\">KONTAKT<\/div>\n                                                <div class=\"content\">\n                                                        <div class=\"text font-13px\"><h3>Fr\u00e5ga akustikern<\/h3>\n<p>Johan de Sousa Mestre har en l\u00e5ng karri\u00e4r bakom sig som professionell rumsakustiker och operas\u00e5ngare. Hans ambition \u00e4r att uppn\u00e5 h\u00f6gklassig rumsakustik. Han tror att hans l\u00f6sningar g\u00f6r rum behagliga att vistas i och f\u00e5r m\u00e4nniskor att arbeta mer effektivt. Johan n\u00e5r du p\u00e5 <a href=\"mailto:johan@akustikkonsulten.se\">johan@akustikkonsulten.se<\/a>, eller varf\u00f6r inte ringa honom! Hans telefonnummer \u00e4r +46-(0)730-865800.<\/p>\n<p><em>Alla foton: John Sandlund<\/em><\/p>\n<\/div>\n                                                                                <\/div>\n                                    <\/div>              \n            <\/div>\n            \n            <div class=\"col-md-6 col-right col-image\">\n                                                        <div class=\"image \">\n                        <img decoding=\"async\"\n                            src=\"https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-portrait-645x810.jpg\"\n                            alt=\"\"\n                            srcset=\"https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-portrait-300x240.jpg 300w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-portrait-1024x818.jpg 1024w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-portrait-768x613.jpg 768w, 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https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-portrait-273x218.jpg 273w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-portrait-546x436.jpg 546w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-portrait-183x146.jpg 183w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-portrait-366x292.jpg 366w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-portrait-113x90.jpg 113w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-portrait-226x180.jpg 226w, https:\/\/gustafs.com\/wp-content\/uploads\/2024\/03\/johan-de-sousa-mestre-portrait.jpg 1290w\"\n                            sizes=\"\n                                                        (min-width: 1440px) 635px,\n                            (min-width: 1400px) 575px,\n                            (min-width: 1200px) 485px,\n                            (min-width: 992px) 395px,\n                            (min-width: 768px) 275px,\n                            100vw\n                                                        \"\n                        >\n                    <\/div>\n                                                                                            <div class=\"content-wrapper\">\n                                    <\/div>              \n            <\/div>\n            \n        <\/div>\n    <\/div>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p>Erfarne akustikern Johan de Sousa Mestre anv\u00e4nder en blandning av perforeringar f\u00f6r b\u00e4sta efterklang och diffusion i sin str\u00e4van efter optimal rumsakustik.<\/p>\n","protected":false},"featured_media":22829,"comment_status":"open","ping_status":"closed","template":"","story-type":[268],"story-topic":[269,270],"class_list":["post-22833","stories","type-stories","status-publish","has-post-thumbnail","hentry","story-type-stories-sv","story-topic-akustik","story-topic-artiklar"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Att uppn\u00e5 naturlig rumsakustik: Ett holistiskt tillv\u00e4gag\u00e5ngss\u00e4tt | Gustafs Scandinavia<\/title>\n<meta name=\"description\" content=\"Akustikern Johan de Sousa Mestre anv\u00e4nder en mix av perforeringar f\u00f6r b\u00e4sta efterklang och diffusion i sin str\u00e4van efter optimal rumsakustik.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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