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#N canvas 0 0 644 422 12;
#X obj 257 200 sig~;
#X text 14 193 test signal;
#X text 100 341 amp in (db);
#X text 92 144 test frequency;
#X text 224 340 amp out (db);
#X text 246 144 center frequency;
#X text 374 184 q;
#X floatatom 122 168 5 0 0 0 - - -;
#X floatatom 257 171 5 0 0 0 - - -;
#X obj 122 193 osc~;
#X floatatom 353 203 5 0 0 0 - - -;
#X obj 122 291 env~ 8192;
#X obj 220 290 env~ 8192;
#X floatatom 121 318 5 0 0 0 - - -;
#X floatatom 220 319 5 0 0 0 - - -;
#X obj 80 13 vcf~;
#X text 135 13 -- voltage-controlled bandpass filter;
#X text 26 395 see also:;
#X obj 115 394 bp~;
#X text 302 394 updated for Pd version 0.35;
#X text 12 45 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.;
#X obj 220 264 vcf~ 1;
#X text 286 264 optional argument to initialize q;
#X connect 0 0 21 1;
#X connect 7 0 9 0;
#X connect 8 0 0 0;
#X connect 9 0 11 0;
#X connect 9 0 21 0;
#X connect 10 0 21 2;
#X connect 11 0 13 0;
#X connect 12 0 14 0;
#X connect 21 0 12 0;
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