{"id":209,"date":"2015-06-10T15:02:20","date_gmt":"2015-06-10T23:02:20","guid":{"rendered":"https:\/\/www.eskimo.com\/~nanook\/radio\/?p=209"},"modified":"2015-06-10T15:02:20","modified_gmt":"2015-06-10T23:02:20","slug":"wideband-web-software-defined-radio","status":"publish","type":"post","link":"https:\/\/www.eskimo.com\/~nanook\/radio\/2015\/06\/10\/wideband-web-software-defined-radio\/","title":{"rendered":"Wideband Web Software Defined Radio"},"content":{"rendered":"<p><span style=\"font-family: trebuchet ms,geneva,sans-serif; font-size: 10pt;\"><span style=\"color: #000080;\"><a href=\"http:\/\/websdr.ewi.utwente.nl:8901\/IMG_5947a.JPG\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter\" src=\"http:\/\/websdr.ewi.utwente.nl:8901\/IMG_5947a.JPG\" alt=\"Software Defined Radio PC\" width=\"1024\" height=\"354\" \/><\/a><\/span><\/span><\/p>\n<p><span style=\"font-family: trebuchet ms,geneva,sans-serif; font-size: 10pt;\"><span style=\"color: #000080;\">\u00a0\u00a0\u00a0\u00a0 This is the coolest radio related thing I&#8217;ve seen on the web. It is a<\/span> <a href=\"http:\/\/websdr.ewi.utwente.nl:8901\/\" target=\"_blank\">wideband web based software defined radio operated by the ETGD Amateur Radio Club at the Faculty for Electrical Engineering, Mathematics, and Computer Science at Twente University in Enschede, Netherlands<\/a>.<\/span><\/p>\n<p><span style=\"font-family: trebuchet ms,geneva,sans-serif; font-size: 10pt; color: #000080;\">\u00a0\u00a0\u00a0\u00a0 It allows multiple users to listen to different frequencies simultaneously.\u00a0 Right now, as I am using it, there are 137 other users listening to different things.<\/span><\/p>\n<p><span style=\"font-family: trebuchet ms,geneva,sans-serif; font-size: 10pt; color: #000080;\">\u00a0\u00a0\u00a0\u00a0 It covers basically from 0 Khz to 30 Mhz, the lowest audio signal I was able to find was on 126 Khz in the long wave portion of the space, and right now the maximum usable frequency is around 15 Mhz, so beyond that can&#8217;t really receive anything at present.\u00a0 Right now I&#8217;m listening to a station playing opera type music at 153 Khz in the long wave band.<\/span><\/p>\n<p><span style=\"font-family: trebuchet ms,geneva,sans-serif; font-size: 10pt; color: #000080;\">\u00a0\u00a0\u00a0\u00a0 You can dial in the type of modulation, SSB (USB \/ LSB), CW, AM, and FM, the frequency, and the bandwidth.\u00a0 It is quite extraordinary.<\/span><\/p>\n<p><span style=\"font-family: trebuchet ms,geneva,sans-serif; font-size: 10pt; color: #000080;\">\u00a0\u00a0\u00a0\u00a0 The hardware is home brew and the circuit board work is incredible.\u00a0 The software allows each web user to individually tune and listen to different things at the same time.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0\u00a0\u00a0\u00a0 This is the coolest radio related thing I&#8217;ve seen on the web. It is a wideband web based software defined radio operated by the ETGD Amateur Radio Club at the Faculty for Electrical Engineering, Mathematics, and Computer Science at &hellip; <a href=\"https:\/\/www.eskimo.com\/~nanook\/radio\/2015\/06\/10\/wideband-web-software-defined-radio\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/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":[1],"tags":[],"class_list":["post-209","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/www.eskimo.com\/~nanook\/radio\/wp-json\/wp\/v2\/posts\/209","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.eskimo.com\/~nanook\/radio\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.eskimo.com\/~nanook\/radio\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.eskimo.com\/~nanook\/radio\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.eskimo.com\/~nanook\/radio\/wp-json\/wp\/v2\/comments?post=209"}],"version-history":[{"count":0,"href":"https:\/\/www.eskimo.com\/~nanook\/radio\/wp-json\/wp\/v2\/posts\/209\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.eskimo.com\/~nanook\/radio\/wp-json\/wp\/v2\/media?parent=209"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.eskimo.com\/~nanook\/radio\/wp-json\/wp\/v2\/categories?post=209"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.eskimo.com\/~nanook\/radio\/wp-json\/wp\/v2\/tags?post=209"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}