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+#X text 12 105 PLATFORM windows macosx gnulinux;
+#X text 12 225 LIBRARY internal;
+#X text 12 265 WEBSITE http://crca.ucsd.edu/~msp/;
+#X text 12 65 LICENSE SIBSD;
+#X text 12 245 AUTHOR Miller Puckette;
+#X text 12 325 HELP_PATCH_AUTHORS Updated for Pd version 0.35. Jonathan
+Wilkes revised the patch to conform to the PDDP template for Pd version
+0.42.;
+#X text 12 5 GENRE help;
+#X text 12 45 KEYWORDS signal filter;
+#X text 12 85 DESCRIPTION voltage-controlled bandpass filter;
+#X text 12 25 NAME vcf~;
+#X text 12 125 INLET_0 signal;
+#X text 12 165 INLET_2 float;
+#X text 12 145 INLET_1 signal;
+#X text 12 185 OUTLET_0 signal;
+#X text 12 205 OUTLET_1 signal;
+#X text 12 285 RELEASE_DATE 1997;
+#X text 12 305 RELEASE_VERSION;
+#X restore 500 597 pd META;
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+#X obj 22 43 bp~;
+#X text 8 2 [vcf~] Related Objects;
+#X restore 102 597 pd Related_objects;
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+#X obj 484 3 vcf~;
+#X obj 455 20 pddp/pddplink http://wiki.puredata.info/en/vcf~ -text
+pdpedia: vcf~;
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+#X text 98 439 float;
+#X text 98 476 signal;
+#X text 98 384 signal;
+#X text 98 412 signal;
+#X obj 261 141 sig~;
+#X text 68 141 test signal;
+#X text 125 235 amp in (db);
+#X text 116 96 test frequency;
+#X text 248 233 amp out (db);
+#X text 230 96 center frequency;
+#X text 344 140 q;
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+#X floatatom 244 212 5 0 0 0 - - -;
+#X obj 244 168 vcf~ 1;
+#X text 293 167 optional argument to initialize q;
+#X text 11 23 voltage-controlled bandpass filter;
+#X text 167 412 - center frequency \, which may change continuously
+in time.;
+#X text 167 439 - change the "Q \, " or filter sharpness.;
+#X text 168 384 - the incoming signal to be filtered;
+#X text 168 543 - [vcf~] takes one argument to initialize q.;
+#X text 80 543 1) float;
+#X obj 4 597 pddp/pddplink pddp/help.pd -text help;
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+#X text 168 476 - the filtered signal (real part).;
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+#X text 98 499 signal;
+#X text 168 499 - the filtered signal (imaginary part).;
+#X text 76 283 [vcf~] is like [bp~] except that it takes an audio signal
+to set center frequency \, which may thus change continuously in time.
+The "Q" or filter sharpness is still only set by messages. More expensive
+than bp~ in CPU time but more powerful too.;
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