{"id":335754,"date":"2017-06-23T10:04:33","date_gmt":"2017-06-23T14:04:33","guid":{"rendered":"https:\/\/www.sciencedaily.com\/releases\/2017\/06\/170623100433.htm"},"modified":"2017-06-23T10:04:33","modified_gmt":"2017-06-23T14:04:33","slug":"researchers-design-sounds-that-can-be-recorded-by-microphones-but-inaudible-to-humans-3","status":"publish","type":"post","link":"https:\/\/spaceweekly.com\/?p=335754","title":{"rendered":"Researchers design sounds that can be recorded by microphones but inaudible to humans"},"content":{"rendered":"<p>Researchers have designed a sound that is completely inaudible to humans (40 kHz or above) yet is audible to any microphone. The sound combines multiple tones that, when interacting with the microphone&#8217;s mechanics, create what researchers call a &#8216;shadow,&#8217; which is a sound that the microphones can detect. <\/p>\n","protected":false},"excerpt":{"rendered":"<p>Researchers have designed a sound that is completely inaudible to humans (40 kHz or above) yet is audible to any microphone. The sound combines multiple tones that, when interacting with the microphone&#8217;s mechanics, create what researchers call a &#8216;shado&#8230;<\/p>\n","protected":false},"author":61,"featured_media":615444,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[],"tags":[],"class_list":["post-335754","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/335754","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/users\/61"}],"replies":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=335754"}],"version-history":[{"count":1,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/335754\/revisions"}],"predecessor-version":[{"id":335755,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/posts\/335754\/revisions\/335755"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=\/wp\/v2\/media\/615444"}],"wp:attachment":[{"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=335754"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=335754"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spaceweekly.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=335754"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}