{"id":6165,"date":"2016-03-24T10:27:00","date_gmt":"2016-03-23T23:27:00","guid":{"rendered":"https:\/\/www.homebrewradio.us\/blog\/2016\/03\/24\/be-afraid-be-very-afraid-digital-audio-on-20-meters-video\/"},"modified":"2016-03-24T10:27:00","modified_gmt":"2016-03-23T23:27:00","slug":"be-afraid-be-very-afraid-digital-audio-on-20-meters-video","status":"publish","type":"post","link":"https:\/\/www.homebrewradio.us\/blog\/2016\/03\/24\/be-afraid-be-very-afraid-digital-audio-on-20-meters-video\/","title":{"rendered":"Be afraid!  Be VERY afraid!  Digital Audio on 20 Meters (video)"},"content":{"rendered":"<p><iframe loading=\"lazy\" allowfullscreen=\"\" frameborder=\"0\" height=\"248\" src=\"https:\/\/www.youtube.com\/embed\/wloK_JoqUdQ?rel=0\" width=\"440\"><\/iframe><\/p>\n<p> <b>Here is a very interesting comparison between digital audio, and plain old SSB audio (from a Collins rig!). <\/b><br \/> <b><br \/><\/b> <b>I don&#8217;t know. I may be prejudiced here, but that digi audio just doesn&#8217;t sound too good to me. And I ask myself: &#8220;How could it?&#8221; They are restricting the transmit bandwidth to 1.2 kHz. Can the error correcting elements of the software help them get around the bandwidth limits of Shannon&#8217;s communications theory? <\/b><br \/> <b><br \/><\/b> <b>The digi audio sounds quite robotic to me. Even Siri sounds better. Is this because &#8212; as the receiving station noted &#8212; they were only getting &#8220;80 percent decode&#8221;? Would the digi audio have sounded better if signal strength had been better? <\/b><br \/> <b><br \/><\/b> <b>Again, I don&#8217;t know. But remember. I am a Ludite (with a single d &#8212; the ORIGINAL spelling!).<\/b><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Here is a very interesting comparison between digital audio, and plain old SSB audio (from a Collins rig!). I don&#8217;t know. I may be prejudiced here, but that digi audio just doesn&#8217;t sound too good to me. And I ask myself: &#8220;How could it?&#8221; They are restricting the transmit bandwidth to 1.2 kHz. Can the &hellip; <a href=\"https:\/\/www.homebrewradio.us\/blog\/2016\/03\/24\/be-afraid-be-very-afraid-digital-audio-on-20-meters-video\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Be afraid!  Be VERY afraid!  Digital Audio on 20 Meters (video)&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[266,23],"tags":[],"class_list":["post-6165","post","type-post","status-publish","format-standard","hentry","category-digital-modes","category-ssb"],"_links":{"self":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/6165","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/comments?post=6165"}],"version-history":[{"count":0,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/6165\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/media?parent=6165"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/categories?post=6165"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/tags?post=6165"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}