{"id":1614,"date":"2011-08-24T11:03:37","date_gmt":"2011-08-24T10:03:37","guid":{"rendered":"http:\/\/blogjam.name\/sid\/?page_id=1614"},"modified":"2012-06-11T12:19:11","modified_gmt":"2012-06-11T11:19:11","slug":"sine-wave","status":"publish","type":"page","link":"http:\/\/blogjam.name\/sid\/?page_id=1614","title":{"rendered":":Sine wave:"},"content":{"rendered":"<p>A mathematical function resulting in a smoothly varying repetitive wave-shape.  The basic equation as a function of time is:<\/p>\n<p><span style=\"font-size: 14pt;\"><strong><em>y(t)=A<\/em>\u2219sin<em>(\u03c9t+\u03c6)<\/em><\/strong><\/span><\/p>\n<p>where <em>t<\/em>=time in seconds,<em> A <\/em>= the peak <a href=\"http:\/\/blogjam.name\/sid\/?page_id=338\">amplitude<\/a> of the wave&#8217;s deviation from its centre position, <em>\u03c9<\/em> = the angular frequency in radians\/second, <em>\u03c6<\/em> = <a href=\"http:\/\/blogjam.name\/sid\/?page_id=4553\">phase<\/a><\/p>\n<p>The sound of an acoustic sine wave (usually known as a <strong>pure tone<\/strong>), where the y dimension = pressure variation, is closely approximated by the vibration of a tuning fork.<\/p>\n<p><center><img src=\"sinewave.jpg\" alt=\"\" \/><\/center><\/p>\n<hr>\n<p>Also called <strong>sinusoid<\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A mathematical function resulting in a smoothly varying repetitive wave-shape. The basic equation as a function of time is: y(t)=A\u2219sin(\u03c9t+\u03c6) where t=time in seconds, A = the peak amplitude of the wave&#8217;s deviation from its centre position, \u03c9 = the &hellip; <a href=\"http:\/\/blogjam.name\/sid\/?page_id=1614\">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\/1614"}],"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=1614"}],"version-history":[{"count":4,"href":"http:\/\/blogjam.name\/sid\/index.php?rest_route=\/wp\/v2\/pages\/1614\/revisions"}],"predecessor-version":[{"id":5062,"href":"http:\/\/blogjam.name\/sid\/index.php?rest_route=\/wp\/v2\/pages\/1614\/revisions\/5062"}],"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=1614"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}