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{"id":279,"date":"2016-11-11T16:19:19","date_gmt":"2016-11-11T21:19:19","guid":{"rendered":"http:\/\/www.auriculaonline.com\/wp\/?p=279"},"modified":"2019-09-16T11:00:59","modified_gmt":"2019-09-16T16:00:59","slug":"eq-parametric","status":"publish","type":"post","link":"http:\/\/www.auriculaonline.com\/wp\/?p=279","title":{"rendered":"EQ, Parametric"},"content":{"rendered":"Download<\/a>

     Disclaimer...<\/a>

23 \u00a0 desc:EQ, Parametric, v1.0.1
24 \u00a0
25 \u00a0 slider1:2000<20,20000,1>Frequency [Hz]
26 \u00a0 slider2:3.16<0.91,10,.01>Q
27 \u00a0 slider3:0<-24,12,0.1>Gain [dB]
28 \u00a0
29 \u00a0 @init
30 \u00a0 x=0;
31 \u00a0 x1=0;
32 \u00a0 x2=0;
33 \u00a0 y=0;
34 \u00a0 y1=0;
35 \u00a0 y2=0;
36 \u00a0 q = sqrt(2);
37 \u00a0 gain = 0;
38 \u00a0
39 \u00a0 @slider
40 \u00a0
41 \u00a0 slider2 > 0.90 ? q = slider2;
42 \u00a0 q < ( 2.1 * slider1 \/ srate ) ? ( q = 2.1 * slider1 \/ srate );
43 \u00a0 slider2 = q;
44 \u00a0 sliderchange(slider2);\t
45 \u00a0
46 \u00a0 w = 2.0 * $pi * slider1 \/ srate;
47 \u00a0 mu = pow( 10, slider3 \/ 20.0 );
48 \u00a0 Z = 4.0 \/ ( 1.0 + mu );
49 \u00a0 mBeta = 0.5 * (( 1.0 - Z * tan(w\/2.0\/q) ) \/ ( 1.0 + Z * tan(w\/2.0\/q) ));
50 \u00a0 mGamma = ( 0.5 + mBeta ) * cos(w);
51 \u00a0 mAlpha = ( 0.5 - mBeta ) \/ 2.0;
52 \u00a0
53 \u00a0 @sample
54 \u00a0 x = spl0;
55 \u00a0 y = 2.0 * ( mAlpha * ( x - x2 ) + mGamma * y1 - mBeta * y2 );
56 \u00a0 x2 = x1;
57 \u00a0 x1 = x;
58 \u00a0 y2 = y1;
59 \u00a0 y1 = y;
60 \u00a0 spl0 = ( y * ( mu - 1.0 )) + x;
61 \u00a0
<\/p>

<\/p>Download<\/a>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"_links":{"self":[{"href":"http:\/\/www.auriculaonline.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/279"}],"collection":[{"href":"http:\/\/www.auriculaonline.com\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.auriculaonline.com\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.auriculaonline.com\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.auriculaonline.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=279"}],"version-history":[{"count":3,"href":"http:\/\/www.auriculaonline.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/279\/revisions"}],"predecessor-version":[{"id":590,"href":"http:\/\/www.auriculaonline.com\/wp\/index.php?rest_route=\/wp\/v2\/posts\/279\/revisions\/590"}],"wp:attachment":[{"href":"http:\/\/www.auriculaonline.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=279"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.auriculaonline.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=279"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.auriculaonline.com\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=279"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}