From 64fdb009695828b788fce074135b20a5e52c5fc4 Mon Sep 17 00:00:00 2001 From: Thomas Grill Date: Tue, 23 Sep 2003 00:21:28 +0000 Subject: imported version 0.37-0 svn path=/trunk/; revision=1016 --- pd/doc/5.reference/biquad~.pd | 35 ----------------------------------- 1 file changed, 35 deletions(-) delete mode 100644 pd/doc/5.reference/biquad~.pd (limited to 'pd/doc/5.reference/biquad~.pd') diff --git a/pd/doc/5.reference/biquad~.pd b/pd/doc/5.reference/biquad~.pd deleted file mode 100644 index 81a31960..00000000 --- a/pd/doc/5.reference/biquad~.pd +++ /dev/null @@ -1,35 +0,0 @@ -#N canvas 185 22 655 349 12; -#X obj 27 14 biquad~; -#X msg 448 11 \; pd dsp 1; -#X msg 448 55 \; pd dsp 0; -#X obj 84 248 env~; -#X floatatom 84 275; -#X floatatom 15 110; -#X obj 15 246 env~; -#X floatatom 15 274; -#X text 13 297 Compare the value of the straight signal on the left with the value of the filtered signal on the right.; -#X obj 84 215 biquad~ 1.41407 -0.9998 1 -1.41421 1; -#X msg 101 121 1.41407 -0.9998 1 -1.41421 1; -#X text 76 31 calculates the following difference equation:; -#X text 77 44 y(n) = ff1 * w(n) + ff2 * w(n-1) + ff3 * w(n-2); -#X text 76 58 w(n) = x(n) + fb1 * w(n-1) + fb2 * w(n-2); -#X text 18 76 Syntax: biquad~ fb1 fb2 ff1 ff2 ff3; -#X text 341 213 this biquad~ is a notch filter for fn = Pi/4; -#X text 390 226 (= SR/8 = 5512.5 Hz @44.1k); -#X text 91 14 2-pole-2-zero-filter; -#X text 113 99 list sets filter parameters; -#X msg 119 161 set 0 0; -#X msg 120 186 clear; -#X obj 15 170 osc~ 5512.5; -#X text 422 337 updated for Pd version-0.30; -#X text 189 163 set internal state; -#X text 187 185 ... or just clear it; -#X connect 3 0 4 0; -#X connect 5 0 21 0; -#X connect 6 0 7 0; -#X connect 9 0 3 0; -#X connect 10 0 9 0; -#X connect 19 0 9 0; -#X connect 20 0 9 0; -#X connect 21 0 6 0; -#X connect 21 0 9 0; -- cgit v1.2.1