From 8dbec761cf858ea65900c8a094599857208d8c3a Mon Sep 17 00:00:00 2001 From: "N.N." Date: Tue, 5 Jan 2010 22:49:36 +0000 Subject: svn path=/trunk/; revision=12907 --- .../doc/3.audio.examples/F03.pulse.spectrum.pd | 126 --------------------- 1 file changed, 126 deletions(-) delete mode 100644 desiredata/doc/3.audio.examples/F03.pulse.spectrum.pd (limited to 'desiredata/doc/3.audio.examples/F03.pulse.spectrum.pd') diff --git a/desiredata/doc/3.audio.examples/F03.pulse.spectrum.pd b/desiredata/doc/3.audio.examples/F03.pulse.spectrum.pd deleted file mode 100644 index 1d04bf85..00000000 --- a/desiredata/doc/3.audio.examples/F03.pulse.spectrum.pd +++ /dev/null @@ -1,126 +0,0 @@ -#N canvas 227 143 860 515 12; -#X obj 189 166 line~; -#X obj 42 187 cos~; -#X obj 189 142 pack 0 50; -#X floatatom 189 41 0 0 100 0 - - -; -#X obj 43 114 -~ 0.5; -#X obj 43 140 *~; -#X obj 189 67 / 10; -#X obj 189 91 moses 0; -#X msg 189 115 0; -#X obj 42 163 clip~ -0.5 0.5; -#X text 184 23 bandwidth; -#X obj 189 191 +~ 1; -#X obj 42 211 +~ 1; -#X text 63 1 PULSE SPECTRUM MEASUREMENT; -#X text 14 357 Here is a measured amplitude spectrum for the pulse -train. Nutice that \, other than a smallish spillover \, the energy -sits in one "lobe" whose changing width justifies our calling the squeeze -factor the "bandwidth."; -#X text 16 428 The spectrum is in units of amplitude. THe sidelobes -\, although they look small \, are actually only about 34 dB down. -You can design more complicated pulse trains \, little Blackman window -functions \, which control the sidelobes much better.; -#X obj 42 293 output~; -#X obj 41 262 hip~; -#N canvas 122 211 558 609 fft 0; -#X obj 19 61 inlet~; -#X obj 208 212 inlet; -#X obj 29 92 rfft~; -#X obj 29 125 *~; -#X obj 60 125 *~; -#X obj 29 155 sqrt~; -#X obj 332 109 block~ 4096 1; -#X obj 29 181 biquad~ 0 0 0 0 1; -#X text 93 93 Fourier series; -#X text 98 146 magnitude; -#X text 96 131 calculate; -#X text 21 3 This subpatch computes the spectrum of the incoming signal -with a (rectangular windowed) FFT. FFTs aren't properly introduced -until much later.; -#X text 83 61 signal to analyze; -#X text 193 164 delay two samples; -#X text 191 182 for better graphing; -#X obj 264 434 samplerate~; -#X obj 264 457 / 256; -#X obj 238 261 metro 500; -#X obj 238 238 inlet; -#X text 291 236 toggle to graph repeatedly; -#X text 262 212 bang to graph once; -#X obj 29 205 /~ 4096; -#X obj 19 295 tabwrite~ F03-signal; -#X obj 235 299 tabwrite~ F03-spectrum; -#X obj 264 409 bang~; -#X msg 209 322 \; pd dsp 1; -#X obj 264 482 s freq; -#X connect 0 0 2 0; -#X connect 0 0 22 0; -#X connect 1 0 22 0; -#X connect 1 0 23 0; -#X connect 1 0 25 0; -#X connect 2 0 3 0; -#X connect 2 0 3 1; -#X connect 2 1 4 0; -#X connect 2 1 4 1; -#X connect 3 0 5 0; -#X connect 4 0 5 0; -#X connect 5 0 7 0; -#X connect 7 0 21 0; -#X connect 15 0 16 0; -#X connect 16 0 26 0; -#X connect 17 0 22 0; -#X connect 17 0 23 0; -#X connect 18 0 17 0; -#X connect 18 0 25 0; -#X connect 21 0 23 0; -#X connect 24 0 15 0; -#X restore 95 264 pd fft; -#X obj 155 243 bng 18 250 50 0 empty empty empty 0 -6 0 8 -262144 -1 --1; -#X obj 155 264 tgl 18 0 empty empty empty 0 -6 0 8 -262144 -1 -1 0 -1; -#X text 176 263 <-- repeatedly; -#X text 177 243 <-- graph once; -#X obj 42 235 *~ 0.5; -#X obj 43 90 phasor~; -#N canvas 0 0 450 300 graph1 0; -#X array F03-signal 882 float 0; -#X coords 0 1.02 882 -1.02 200 130 1; -#X restore 640 321 graph; -#N canvas 0 0 450 300 graph1 0; -#X array F03-spectrum 259 float 0; -#X coords 0 0.51 258 -0.008 256 130 1; -#X restore 579 99 graph; -#X text 640 454 ---- 0.02 seconds ----; -#X text 608 230 2; -#X text 639 230 4; -#X text 578 230 0; -#X text 616 245 -- partial number --; -#X text 671 230 6; -#X text 704 230 8; -#X text 732 230 10; -#X text 764 230 12; -#X text 796 230 14; -#X text 605 488 updated for Pd version 0.37; -#X obj 43 63 r freq; -#X connect 0 0 11 0; -#X connect 1 0 12 0; -#X connect 2 0 0 0; -#X connect 3 0 6 0; -#X connect 4 0 5 0; -#X connect 5 0 9 0; -#X connect 6 0 7 0; -#X connect 7 0 8 0; -#X connect 7 1 2 0; -#X connect 8 0 2 0; -#X connect 9 0 1 0; -#X connect 11 0 5 1; -#X connect 12 0 23 0; -#X connect 17 0 16 0; -#X connect 17 0 16 1; -#X connect 19 0 18 1; -#X connect 20 0 18 2; -#X connect 23 0 17 0; -#X connect 23 0 18 0; -#X connect 24 0 4 0; -#X connect 38 0 24 0; -- cgit v1.2.1