{"id":1318,"date":"2015-01-24T07:02:48","date_gmt":"2015-01-24T12:02:48","guid":{"rendered":"http:\/\/swling.com\/db\/?p=1318"},"modified":"2015-01-24T07:02:48","modified_gmt":"2015-01-24T12:02:48","slug":"quadrus-sdr","status":"publish","type":"post","link":"https:\/\/swling.com\/db\/2015\/01\/quadrus-sdr\/","title":{"rendered":"Quadrus SDR"},"content":{"rendered":"<p><a href=\"http:\/\/swling.com\/blog\/wp-content\/uploads\/2015\/01\/Quadrus-SDR.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-12039\" src=\"http:\/\/swling.com\/blog\/wp-content\/uploads\/2015\/01\/Quadrus-SDR.jpg\" alt=\"Quadrus-SDR\" width=\"640\" height=\"246\" \/><\/a><\/p>\n<p>The Quadrus SDR is a new military-grade SDR with phase-coherent multi-channel capabilities with up to 16 channels, which means that it can be used for <a href=\"http:\/\/en.wikipedia.org\/wiki\/Direction_finding\" target=\"_blank\">direction\u00a0finding<\/a>, <a title=\"What is diversity reception?\" href=\"http:\/\/en.wikipedia.org\/wiki\/Antenna_diversity\" target=\"_blank\">diversity reception<\/a>, as well as\u00a0<a title=\"What is MIMO?\" href=\"http:\/\/en.wikipedia.org\/wiki\/MIMO\" target=\"_blank\">MIMO<\/a>\u00a0applications.<\/p>\n<p>While the Quadrus line is aimed squarely at government and scientific research markets, the $1490 US Quadrus\u00a0<a href=\"http:\/\/spectrafold.com\/quadrus\/product\/dru-244a-1-1-pci\/\" target=\"_blank\">DRU-244A-1-1-PCI<\/a>, a four-channel SDR, might appeal to the discerning DXer, amateur radio operator, or radio experimenter.<\/p>\n<p>The Quadrus SDR is currently available as three models:<\/p>\n<div id=\"attachment_1319\" style=\"width: 310px\" class=\"wp-caption alignright\"><a href=\"http:\/\/swling.com\/db\/wp-content\/uploads\/2015\/01\/SAGAX-DRU244A-1-1-PCI-Stock-photo-15-Jan-2015.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-1319\" class=\"size-medium wp-image-1319\" src=\"http:\/\/swling.com\/db\/wp-content\/uploads\/2015\/01\/SAGAX-DRU244A-1-1-PCI-Stock-photo-15-Jan-2015-300x201.jpg\" alt=\"SAGAX DRU244A-1-1-PCI  (Click to enlarge)\" width=\"300\" height=\"201\" srcset=\"https:\/\/swling.com\/db\/wp-content\/uploads\/2015\/01\/SAGAX-DRU244A-1-1-PCI-Stock-photo-15-Jan-2015-300x201.jpg 300w, https:\/\/swling.com\/db\/wp-content\/uploads\/2015\/01\/SAGAX-DRU244A-1-1-PCI-Stock-photo-15-Jan-2015.jpg 965w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-1319\" class=\"wp-caption-text\">SAGAX DRU244A-1-1-PCI (Click to enlarge)<\/p><\/div>\n<p><a href=\"http:\/\/spectrafold.com\/quadrus\/product\/dru-244a-1-1-pci\/\" target=\"_blank\"><strong>DRU-244A-1-1-PCI<\/strong><\/a> SDR hardware digitizer\u00a0<strong>$1,490 US<\/strong><\/p>\n<ul>\n<li>1 one ADC chip with 1 analog input<\/li>\n<li>1 one DDC chip with 4 radio channels<\/li>\n<\/ul>\n<p><a href=\"http:\/\/spectrafold.com\/quadrus\/product\/dru-244a-1-4-pci\/\" target=\"_blank\"><strong>DRU-244A-1-4-PCI<\/strong><\/a> SDR hardware digitizer <strong>$1,990 US<\/strong><\/p>\n<ul>\n<li>1 one ADC chip with 1 analog input<\/li>\n<li>4 four DDC chip with 16 radio channels<\/li>\n<\/ul>\n<p><a href=\"http:\/\/spectrafold.com\/quadrus\/product\/dru-244a-4-4-pci\/\" target=\"_blank\"><strong>DRU-244A-1-4-PCI<\/strong><\/a> SDR hardware digitizer <strong>$2,490 US<\/strong><\/p>\n<ul>\n<li>4 four ADC chip with 4 analog input<\/li>\n<li>4 four DDC chip with 16 radio channels<\/li>\n<\/ul>\n<p>We will post technical specifications as the become available.<\/p>\n<p><a title=\"at the SWLing Post\" href=\"http:\/\/swling.com\/blog\/2015\/01\/the-quadrus-sdr-a-new-military-grade-software-defined-radio-receiver\/\" target=\"_blank\">Click here to read the full Quadrus SDR press release on the SWLing Post<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>The Quadrus SDR is a new military-grade SDR with phase-coherent multi-channel capabilities with up to 16 channels, which means that it can be used for direction\u00a0finding, diversity reception, as well as\u00a0MIMO\u00a0applications. While the Quadrus line is aimed squarely at government &hellip; <a href=\"https:\/\/swling.com\/db\/2015\/01\/quadrus-sdr\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[196,536],"tags":[537,301,447,538],"class_list":["post-1318","post","type-post","status-publish","format-standard","hentry","category-software-defined-radios-sdr","category-spectrafold-technologies","tag-quadrus-sdr","tag-sdr","tag-software-defined-radio","tag-spectrafold-technologies"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/p1f4Ph-lg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/posts\/1318","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/comments?post=1318"}],"version-history":[{"count":1,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/posts\/1318\/revisions"}],"predecessor-version":[{"id":1320,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/posts\/1318\/revisions\/1320"}],"wp:attachment":[{"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/media?parent=1318"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/categories?post=1318"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/tags?post=1318"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}