{"id":8145,"date":"2025-01-17T14:29:13","date_gmt":"2025-01-17T14:29:13","guid":{"rendered":"https:\/\/www.sbi-online.de\/projekte\/acoustic-test-bench-fraunhofer-institute-for-building-physics-stuttgart-germany\/"},"modified":"2025-02-04T17:23:47","modified_gmt":"2025-02-04T17:23:47","slug":"acoustic-test-bench-fraunhofer-institut-fuer-bauphysik","status":"publish","type":"projekte","link":"https:\/\/www.sbi-online.de\/en\/projects\/acoustic-test-bench-fraunhofer-institut-fuer-bauphysik\/","title":{"rendered":"Acoustic test bench | Fraunhofer-Institut f\u00fcr Bauphysik | Stuttgart, Germany"},"content":{"rendered":"\n<p><strong>Technical data:<\/strong><\/p>\n\n<ul class=\"wp-block-list\">\n<li>Hall dimensions: 23.7 m x 18.8 m x 6.4 m (l x w x h)<\/li>\n\n\n\n<li>Acoustic free field conditions from 40 Hz<\/li>\n\n\n\n<li>Quiet level: 30 dB(A)<\/li>\n\n\n\n<li>Hall ventilation: 42,000 m\u00b3\/h<\/li>\n\n\n\n<li>Airstream: 40,000 m\u00b3\/h<\/li>\n\n\n\n<li>2 x 32 microphones at 7.5 m from the centre for simulated pass-by<\/li>\n\n\n\n<li>Low-reflection room with reverberant floor (semi-open field)<\/li>\n\n\n\n<li>Wall cladding with broadband compact absorbers<\/li>\n\n\n\n<li>Ceiling cladding with asymmetrical structural absorbers<\/li>\n\n\n\n<li>Plastic coating of the floor<\/li>\n\n\n\n<li>Floor container for measurement technology<\/li>\n\n\n\n<li>Ceiling opening for storing the exterior noise pallet<\/li>\n\n\n\n<li>Interchangeable coverings\/coatings<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Technical data:<\/p>\n","protected":false},"featured_media":7146,"template":"","meta":{"_acf_changed":false,"footnotes":""},"unternehmen":[32],"referenzen-tax":[],"class_list":["post-8145","projekte","type-projekte","status-publish","has-post-thumbnail","hentry","unternehmen-sbi-en"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Projekt: Acoustic 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