{"id":129,"date":"2011-09-14T18:17:46","date_gmt":"2011-09-14T22:17:46","guid":{"rendered":"http:\/\/alpharesearch.de\/?p=129"},"modified":"2011-09-16T17:27:28","modified_gmt":"2011-09-16T21:27:28","slug":"powerful-but-most-inexpensive-sdr-software-defined-radio-quest","status":"publish","type":"post","link":"https:\/\/alpharesearch.de\/?p=129","title":{"rendered":"Powerful but most inexpensive SDR (software defined radio) quest"},"content":{"rendered":"<p>Looks like there are a lot of open source SDR related things on the web. But the more powerful SDR hardware is expensive. The <a href=\"http:\/\/www.ettus.com\/order\">USRP<\/a> is part of the <a href=\"http:\/\/gnuradio.org\/\">GNU Radio<\/a> project and it is $700 another radio with this price tag is the <a href=\"http:\/\/www.srl-llc.com\/\">QS1R<\/a>.<\/p>\n<p>Now the question is, would it be possible to connect some of the components found in those devices modular together.<\/p>\n<p>Looks like the <a href=\"http:\/\/www.linear.com\/pc\/downloadDocument.do?navId=H0,C1,C1155,C1001,C1150,P13693,D9659\">LTC2208<\/a> is used in a lot of projects like this for ADC, the price for this hardware alone is $70 to $160 depending on the version and pieces. I&#8217;m not sure if there is a <a href=\"http:\/\/store.curiousinventor.com\/surface-mount-soldering-smd-smt\/schmartboards\/schmartboard-ez-qfp-4mm-pitch-64-100-pins.html\">breakout board<\/a> for this chip?<\/p>\n<p>Another component found is a FPGA,\u00a0 the <a href=\"https:\/\/xess.com\/prods\/prod047.php\">XuLA<\/a> project has\u00a0 FPGAs between $39 (50,000), $79 (200,000)and $200 (1,000,000). <a href=\"http:\/\/www.seas.upenn.edu\/~ese171\/vhdl\/vhdl_primer.html\">VHDL <\/a>is required to use the FPGA, I did order a $39 version &#8211; but I never used FPGAs and VHDL. I found this <a href=\"http:\/\/esd.cs.ucr.edu\/labs\/tutorial\/\">tutorial<\/a> I will may use to learn something new.<\/p>\n<p>A micro controller is also found on those board.<\/p>\n<p>A onboard DAC could also be used to listen directly.<\/p>\n<p>Gigabit Ethernet, USB or some other fast method to transfer all the data to the PC. Could SATA be used? Or firewire?<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Looks like there are a lot of open source SDR related things on the web. But the more powerful SDR hardware is expensive. The USRP is part of the GNU Radio project and it is $700 another radio with this price tag is the QS1R. Now the question is, would it be possible to connect &hellip; <a href=\"https:\/\/alpharesearch.de\/?p=129\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">Powerful but most inexpensive SDR (software defined radio) quest<\/span> <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":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-129","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/alpharesearch.de\/index.php?rest_route=\/wp\/v2\/posts\/129","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/alpharesearch.de\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/alpharesearch.de\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/alpharesearch.de\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/alpharesearch.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=129"}],"version-history":[{"count":4,"href":"https:\/\/alpharesearch.de\/index.php?rest_route=\/wp\/v2\/posts\/129\/revisions"}],"predecessor-version":[{"id":132,"href":"https:\/\/alpharesearch.de\/index.php?rest_route=\/wp\/v2\/posts\/129\/revisions\/132"}],"wp:attachment":[{"href":"https:\/\/alpharesearch.de\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=129"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/alpharesearch.de\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=129"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/alpharesearch.de\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=129"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}