{"id":263,"date":"2015-12-13T22:29:38","date_gmt":"2015-12-13T21:29:38","guid":{"rendered":"http:\/\/itso.dk\/?p=263"},"modified":"2017-02-13T20:34:16","modified_gmt":"2017-02-13T19:34:16","slug":"presonus-audiobox-usb-pulseaudio","status":"publish","type":"post","link":"https:\/\/blog.itso.dk\/?p=263","title":{"rendered":"Presonus Audiobox USB &#8211; Pulseaudio"},"content":{"rendered":"<p><span style=\"font-weight: 400;\">The PreSonus USB is a great soundcard. It enhances the listening audio quite a bit because of the 48KHz audiorange. There are 2 audio inputs, Either XLR and 6.3 mm jack, for microphone or musical instrument input.<\/span><\/p>\n<p>However since the audiobox uses\u00a0<span style=\"font-weight: 400;\">a 48kHz instead of default 44kHz sampling,<\/span><span style=\"font-weight: 400;\">this can cause havoc to sound for instance in skype giving nerfed and glitchy sound.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">There is a configuration needed to be changed in pulseaudio to accommodate this problem.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">In the config file \/etc\/pulse\/daemon.conf<\/span><\/p>\n<p><span style=\"font-weight: 400;\">change these lines:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">default-sample-rate = 44100<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">alternate-sample-rate = 44100<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">to:<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">default-sample-rate = 48000<\/span><\/li>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\">alternate-sample-rate = 48000<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400;\">Pro-tip: comment this line out in \/etc\/pulse\/default.pa to prevent volume going up and down on skype events.<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400;\"><span style=\"font-weight: 400;\"># load-module module-role-cork<\/span><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>The PreSonus USB is a great soundcard. It enhances the listening audio quite a bit because of the 48KHz audiorange. There are 2 audio inputs, Either XLR and 6.3 mm jack, for microphone or musical instrument input. However since the audiobox uses\u00a0a 48kHz instead of default 44kHz sampling,this can cause havoc to sound for instance &#8230;<\/p>\n<p><a href=\"https:\/\/blog.itso.dk\/?p=263\" class=\"more-link\">Continue reading &lsquo;Presonus Audiobox USB &#8211; Pulseaudio&rsquo; &raquo;<\/a><\/p>\n","protected":false},"author":1,"featured_media":267,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33,8],"tags":[38,37,36],"class_list":["post-263","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-freebsd","category-linux-tip","tag-audiobox-usb","tag-presonus","tag-pulseaudio"],"_links":{"self":[{"href":"https:\/\/blog.itso.dk\/index.php?rest_route=\/wp\/v2\/posts\/263","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.itso.dk\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.itso.dk\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.itso.dk\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.itso.dk\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=263"}],"version-history":[{"count":4,"href":"https:\/\/blog.itso.dk\/index.php?rest_route=\/wp\/v2\/posts\/263\/revisions"}],"predecessor-version":[{"id":426,"href":"https:\/\/blog.itso.dk\/index.php?rest_route=\/wp\/v2\/posts\/263\/revisions\/426"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.itso.dk\/index.php?rest_route=\/wp\/v2\/media\/267"}],"wp:attachment":[{"href":"https:\/\/blog.itso.dk\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=263"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.itso.dk\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=263"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.itso.dk\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=263"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}