{"id":724,"date":"2008-12-02T22:37:09","date_gmt":"2008-12-02T20:37:09","guid":{"rendered":"https:\/\/alax.info\/blog\/?p=724"},"modified":"2008-12-02T22:37:45","modified_gmt":"2008-12-02T20:37:45","slug":"multichannel-audio-recording","status":"publish","type":"post","link":"https:\/\/alax.info\/blog\/724","title":{"rendered":"Multichannel audio recording"},"content":{"rendered":"<p>There has been recently an interesting post &#8220;<a href=\"http:\/\/forums.microsoft.com\/MSDN\/ShowPost.aspx?PostID=4175797&amp;SiteID=1\"><span id=\"_ctl0_MainContent_PostFlatView\"><span id=\"_ctl0_MainContent_PostFlatView__ctl0_PostSubject\" class=\"forumName\">Problem playing back multi-channel wave file under vista<\/span><\/span><\/a>&#8221; on <a href=\"http:\/\/forums.microsoft.com\/MSDN\/ShowForum.aspx?ForumID=129&amp;SiteID=1\">DirectShow Development forum<\/a> about certain hardware that is capable of recording 64 channels of audio in 24-bit per sample <a href=\"http:\/\/en.wikipedia.org\/wiki\/Pulse-code_modulation\">PCM<\/a> quality, with a sample recorded .WAV file posted.<\/p>\n<p>I was curious what kind of hardware implements such recording. Google suggests it could be <a href=\"http:\/\/www.sadie.com\/products\/pcm-h64\/main.php\">PCM H64 multichannel system<\/a> from <a href=\"http:\/\/www.sadie.com\/sadie_home.php\">Sadie, UK<\/a>.<\/p>\n<p>This is definitely an interesting piece of hardware which can fill normally video&#8217;s bandwidth with audio only data. BTW, some <a href=\"http:\/\/code.assembla.com\/roatl-utilities\/subversion\/nodes\/trunk\/Play64ChannelWaveFile\">useful related C++\/DirectShow code is here<\/a> on new Assembla&#8217;s web itnerface into subversion repository.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>There has been recently an interesting post &#8220;Problem playing back multi-channel wave file under vista&#8221; on DirectShow Development forum about certain hardware that is capable of recording 64 channels of audio in 24-bit per sample PCM quality, with a sample recorded .WAV file posted. I was curious what kind of hardware implements such recording. Google&hellip; <\/p>\n<p><a class=\"moretag\" href=\"https:\/\/alax.info\/blog\/724\">Read the full article<\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6,12],"tags":[485,152,151],"class_list":["post-724","post","type-post","status-publish","format-standard","hentry","category-audio","category-technology","tag-audio","tag-multichannel","tag-pcm"],"_links":{"self":[{"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/posts\/724","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/comments?post=724"}],"version-history":[{"count":0,"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/posts\/724\/revisions"}],"wp:attachment":[{"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/media?parent=724"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/categories?post=724"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/alax.info\/blog\/wp-json\/wp\/v2\/tags?post=724"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}