{"id":5186,"date":"2012-06-16T12:57:17","date_gmt":"2012-06-16T11:57:17","guid":{"rendered":"http:\/\/blogjam.name\/sid\/?page_id=5186"},"modified":"2012-06-16T12:57:17","modified_gmt":"2012-06-16T11:57:17","slug":"square-wave","status":"publish","type":"page","link":"http:\/\/blogjam.name\/sid\/?page_id=5186","title":{"rendered":":Square wave:"},"content":{"rendered":"<p>A <a href=\"http:\/\/blogjam.name\/sid\/?page_id=1613\" title=\":Complex wave:\">complex waveform<\/a> which, ideally, switches instantaneously between two <a href=\"http:\/\/blogjam.name\/sid\/?page_id=338\">amplitude <\/a>levels.  An approximation to a perfect square wave can be synthesised by adding <a href=\"http:\/\/blogjam.name\/sid\/?page_id=1614\">sine waves<\/a> according to the following formula:<br \/>\n<img src=\"sqwaveformula.JPG\" alt=\"\" \/><br \/>\nwhere<em> F<\/em> = the <a href=\"http:\/\/blogjam.name\/sid\/?page_id=1318\">fundamental frequency<\/a>. The more components one adds, the better the approximation to a perfect square wave.<br \/>\n<center><img src=\"squarewave.jpg\" alt=\"\" \/><\/center><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A complex waveform which, ideally, switches instantaneously between two amplitude levels. An approximation to a perfect square wave can be synthesised by adding sine waves according to the following formula: where F = the fundamental frequency. The more components one &hellip; <a href=\"http:\/\/blogjam.name\/sid\/?page_id=5186\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":215,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"_links":{"self":[{"href":"http:\/\/blogjam.name\/sid\/index.php?rest_route=\/wp\/v2\/pages\/5186"}],"collection":[{"href":"http:\/\/blogjam.name\/sid\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/blogjam.name\/sid\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/blogjam.name\/sid\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/blogjam.name\/sid\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=5186"}],"version-history":[{"count":9,"href":"http:\/\/blogjam.name\/sid\/index.php?rest_route=\/wp\/v2\/pages\/5186\/revisions"}],"predecessor-version":[{"id":5195,"href":"http:\/\/blogjam.name\/sid\/index.php?rest_route=\/wp\/v2\/pages\/5186\/revisions\/5195"}],"up":[{"embeddable":true,"href":"http:\/\/blogjam.name\/sid\/index.php?rest_route=\/wp\/v2\/pages\/215"}],"wp:attachment":[{"href":"http:\/\/blogjam.name\/sid\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=5186"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}