/usr/lib/pd/extra/ggee/lowshelf-help.pd is in pd-ggee 0.26-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | #N canvas 321 83 456 417 10;
#X text 63 298 These filters are all controlled by a bandwidth which
is expressed in octaves. A bandwidth of 100 is equivalent to one octave.
;
#X text 70 26 ===================================;
#X text 63 340 Attention \, only the left inlet triggers new coefficients
for biquad~;
#X text 8 388 (C) Guenter Geiger 2000;
#X floatatom 96 109 0 0 0 0 - - -;
#X floatatom 157 109 0 0 0 0 - - -;
#X obj 157 132 trigger bang float;
#X obj 43 206 biquad~;
#X obj 43 146 noise~;
#X obj 99 64 hsl 128 17 20 20000 1 1 empty empty frequency 5 9 0 10
-203904 -1 -1 5100 0;
#X obj 160 87 hsl 128 17 0 100 0 1 empty empty gain 5 9 0 10 -204786
-1 -1 2800 0;
#X obj 34 266 dac~;
#X obj 43 234 *~ 0.1;
#X text 76 12 Lowshelf coefficients for biquad~;
#X floatatom 297 109 0 0 0 0 - - -;
#X obj 297 132 trigger bang float;
#X obj 300 87 hsl 128 17 0 100 0 1 empty empty slope 5 9 0 10 -261682
-1 -1 6600 0;
#X obj 96 175 lowshelf 4000 50 100;
#X connect 4 0 17 0;
#X connect 5 0 6 0;
#X connect 6 0 17 0;
#X connect 6 1 17 1;
#X connect 7 0 12 0;
#X connect 8 0 7 0;
#X connect 9 0 4 0;
#X connect 10 0 5 0;
#X connect 12 0 11 0;
#X connect 12 0 11 1;
#X connect 14 0 15 0;
#X connect 15 0 17 0;
#X connect 15 1 17 2;
#X connect 16 0 14 0;
#X connect 17 0 7 0;
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