{"id":7107,"date":"2009-06-26T05:07:00","date_gmt":"2009-06-25T19:07:00","guid":{"rendered":"https:\/\/www.homebrewradio.us\/blog\/2009\/06\/26\/vk5dgrs-qrss-rig\/"},"modified":"2025-07-21T22:16:00","modified_gmt":"2025-07-21T12:16:00","slug":"vk5dgrs-qrss-rig","status":"publish","type":"post","link":"https:\/\/www.homebrewradio.us\/blog\/2009\/06\/26\/vk5dgrs-qrss-rig\/","title":{"rendered":"VK5DGR&#8217;s QRSS Rig"},"content":{"rendered":"<p><a onblur=\"try {parent.deselectBloggerImageGracefully();} catch(e) {}\" href=\"https:\/\/blogger.googleusercontent.com\/img\/b\/R29vZ2xl\/AVvXsEgAWPFcupRXKwZI2F8AtD9k41uviRly3P9MofKO1pwQyjqvl9wLYLzeIeEseprz6bpC3piQu3E75t99M1sBwtD_U5PjHuq0U9Z5UDj72DzTJM9tvxVotOb54PT3lGes6h0jOA-t-IDXaG8\/s1600-h\/qrss_beacon.jpg\"><img decoding=\"async\" style=\"margin: 0px auto 10px; display: block; text-align: center; cursor: pointer; width: 400px; height: 300px;\" src=\"https:\/\/www.homebrewradio.us\/blog\/wp-content\/uploads\/2009\/06\/qrss_beacon.jpg\" alt=\"\" id=\"BLOGGER_PHOTO_ID_5351499154321552962\" border=\"0\" \/><\/a>David, VK5DGR, built this very fine QRSS rig, and is currently shaking up the grabbers with 20 mW. <\/p>\n<p>I really like his way of putting that power level in perspective:<\/p>\n<p><span style=\"font-style: italic;\">&#8220;Look around your room and find a glowing LED. Well a typical red LED has 2V and 10mA flowing through it, or about 20mW. It can barely make it a few metres to be detected by your eyes. Imagine detecting it at a range of 1200km! That\u2019s what I find remarkable about QRSS &#8211; tiny power levels that go a very long way.&#8221;<\/span><\/p>\n<p>For more info, go to David&#8217;s &#8220;Beer, Coffee and a little DSP&#8221; blog:<br \/><a href=\"http:\/\/www.rowetel.com\/blog\/?p=118\">http:\/\/www.rowetel.com\/blog\/?p=118<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>David, VK5DGR, built this very fine QRSS rig, and is currently shaking up the grabbers with 20 mW. I really like his way of putting that power level in perspective: &#8220;Look around your room and find a glowing LED. Well a typical red LED has 2V and 10mA flowing through it, or about 20mW. It &hellip; <a href=\"https:\/\/www.homebrewradio.us\/blog\/2009\/06\/26\/vk5dgrs-qrss-rig\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;VK5DGR&#8217;s QRSS Rig&#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":[165],"tags":[],"class_list":["post-7107","post","type-post","status-publish","format-standard","hentry","category-qrss"],"_links":{"self":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/7107","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=7107"}],"version-history":[{"count":1,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/7107\/revisions"}],"predecessor-version":[{"id":7109,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/posts\/7107\/revisions\/7109"}],"wp:attachment":[{"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/media?parent=7107"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/categories?post=7107"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.homebrewradio.us\/blog\/wp-json\/wp\/v2\/tags?post=7107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}