{"id":2229,"date":"2009-12-15T08:56:55","date_gmt":"2009-12-15T08:56:55","guid":{"rendered":"http:\/\/euvolution.com\/futurist-transhuman-news-blog\/acoustical-impedance-tube\/"},"modified":"2009-12-15T08:56:55","modified_gmt":"2009-12-15T08:56:55","slug":"acoustical-impedance-tube","status":"publish","type":"post","link":"https:\/\/www.euvolution.com\/futurist-transhuman-news-blog\/aerospace\/acoustical-impedance-tube.php","title":{"rendered":"Acoustical Impedance Tube"},"content":{"rendered":"<p>Hi everyone, I am working on a project for a school in Germany. An acoustical impedance tube is actually quite simple. You have a quality loudspeaker on one end of a rigid tube (ours is 100mm dia. 1.5 meters long of glass) and a movable mostly sealed piston on the other end. Normally, to measure aco<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hi everyone, I am working on a project for a school in Germany. An acoustical impedance tube is actually quite simple. You have a quality loudspeaker on one end of a rigid tube (ours is 100mm dia. 1.5 meters long &hellip; <a href=\"https:\/\/www.euvolution.com\/futurist-transhuman-news-blog\/aerospace\/acoustical-impedance-tube.php\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"limit_modified_date":"","last_modified_date":"","_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[19],"tags":[],"class_list":["post-2229","post","type-post","status-publish","format-standard","hentry","category-aerospace"],"modified_by":null,"_links":{"self":[{"href":"https:\/\/www.euvolution.com\/futurist-transhuman-news-blog\/wp-json\/wp\/v2\/posts\/2229"}],"collection":[{"href":"https:\/\/www.euvolution.com\/futurist-transhuman-news-blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.euvolution.com\/futurist-transhuman-news-blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.euvolution.com\/futurist-transhuman-news-blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.euvolution.com\/futurist-transhuman-news-blog\/wp-json\/wp\/v2\/comments?post=2229"}],"version-history":[{"count":0,"href":"https:\/\/www.euvolution.com\/futurist-transhuman-news-blog\/wp-json\/wp\/v2\/posts\/2229\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.euvolution.com\/futurist-transhuman-news-blog\/wp-json\/wp\/v2\/media?parent=2229"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.euvolution.com\/futurist-transhuman-news-blog\/wp-json\/wp\/v2\/categories?post=2229"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.euvolution.com\/futurist-transhuman-news-blog\/wp-json\/wp\/v2\/tags?post=2229"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}