#N canvas 390 359 625 364 12;
#X obj 75 228 env~;
#X floatatom 75 253 0 0 0 0 - - -;
#X floatatom 120 178 0 0 0 0 - - -;
#X obj 12 226 env~;
#X floatatom 12 252 0 0 0 0 - - -;
#X floatatom 12 107 0 0 0 0 - - -;
#X obj 74 6 lop~;
#X text 9 68 The left inlet is the incoming audio signal. The right
inlet is the cutoff frequency in Hz.;
#X obj 12 130 osc~ 100;
#X text 57 105 <-- scroll to change input frequency;
#X text 8 35 lop~ is a one-pole low pass filter with a specified rolloff
frequency.;
#X text 114 7 - one-pole low pass filter;
#X msg 75 154 clear;
#X text 119 153 <-- reinitialize internal state;
#X text 152 179 <-- set cutoff frequency;
#X obj 75 206 lop~ 5;
#X text 132 208 The filter is initialized to cut off frequencies above
5 Hz.;
#X text 12 271 Compare the strength of the original signal on the left
with that of the filtered signal on the right.;
#X text 115 227 env~ gives the amplitude of the signal in dB.;
#X text 8 310 see also:;
#X obj 87 309 hip~;
#X obj 132 309 bp~;
#X obj 169 309 vcf~;
#X text 364 322 updated for Pd version-0.38;
#X connect 0 0 1 0;
#X connect 2 0 15 1;
#X connect 3 0 4 0;
#X connect 5 0 8 0;
#X connect 8 0 3 0;
#X connect 8 0 15 0;
#X connect 12 0 15 0;
#X connect 15 0 0 0;
