{"id":492,"date":"2011-08-10T09:46:33","date_gmt":"2011-08-10T08:46:33","guid":{"rendered":"http:\/\/blogjam.name\/sid\/?page_id=492"},"modified":"2011-10-05T21:31:49","modified_gmt":"2011-10-05T20:31:49","slug":"formant","status":"publish","type":"page","link":"http:\/\/blogjam.name\/sid\/?page_id=492","title":{"rendered":":Formant:"},"content":{"rendered":"<p>Pronunciation <strong>GB<\/strong>\u02d0 <span style=\"color: navy;\"><strong>\u02c8f\u0254\u02d0m\u0259nt<\/strong><\/span>, <strong>GA<\/strong>: <span style=\"color: navy;\"><strong>\u02c8f\u0254rm\u0259nt<\/strong><\/span><\/p>\n<p>One of a number of peaks in the <a href=\"http:\/\/blogjam.name\/sid\/?page_id=344\">amplitude frequency spectrum<\/a> of a sound. The first three formant <a href=\"http:\/\/blogjam.name\/sid\/?page_id=824\">frequencies<\/a>, F1, F2 and F3 are important cues to the identity of vowels and sonorant consonants. F1 correlates inversely with the <a href=\"http:\/\/blogjam.name\/sid\/?page_id=1234\">height<\/a> of a vowel and F2 correlates positively with the <a href=\"http:\/\/blogjam.name\/sid\/?page_id=1236\">frontness<\/a> of a vowel.<\/p>\n<p>F3 is important for the distinction between <span style=\"color: navy;\"><strong>l<\/strong><\/span> and <span style=\"color: navy;\"><strong>\u0279.<\/strong><\/span>  In the former F3 is relatively high, but is much lower in the latter.<\/p>\n<p>Please note that the absolute values of formants are dependent on the size of the speaker&#8217;s vocal tract.  Smaller vocal tracts give rise to higher frequency values than those produced by larger tracts.  What is important for the recognition of a sound is the <strong>relative <\/strong>frequency values of the formant peaks.<\/p>\n<hr>\n<p><center><img src=\"formant.gif\" alt=\"\" \/><br \/>Amplitude-frequency spectrum showing the first two formants of a vowel in the region of <span style=\"color: navy;\"><strong>i<\/strong><\/span><br \/>(Adult male speaker)<\/p>\n<p><img src=\"vowform.gif\" alt=\"\" \/><br \/>The relationship of F1 and F2 frequencies with the vowel quadrilateral.<\/center><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pronunciation GB\u02d0 \u02c8f\u0254\u02d0m\u0259nt, GA: \u02c8f\u0254rm\u0259nt One of a number of peaks in the amplitude frequency spectrum of a sound. The first three formant frequencies, F1, F2 and F3 are important cues to the identity of vowels and sonorant consonants. F1 &hellip; <a href=\"http:\/\/blogjam.name\/sid\/?page_id=492\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":174,"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\/492"}],"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=492"}],"version-history":[{"count":8,"href":"http:\/\/blogjam.name\/sid\/index.php?rest_route=\/wp\/v2\/pages\/492\/revisions"}],"predecessor-version":[{"id":2581,"href":"http:\/\/blogjam.name\/sid\/index.php?rest_route=\/wp\/v2\/pages\/492\/revisions\/2581"}],"up":[{"embeddable":true,"href":"http:\/\/blogjam.name\/sid\/index.php?rest_route=\/wp\/v2\/pages\/174"}],"wp:attachment":[{"href":"http:\/\/blogjam.name\/sid\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=492"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}