[maxmsp] Re: Re: comb~ and alternatives

On 21 Apr 2008, at 05:59, kevin parks wrote:

>> I'm not sure how long of a ring you need or how high you cranked  
>> the feedback,
>
> .99
>
>> but a feedback coefficient of 0.998 seems to give a similar ring  
>> time to your rtcmix~ example.
>
> and yet i could make that even longer..... i just picked something  
> arbitrarily longish ring time on the rtcmix side.
> and to my ears the cmix example rings much longer.

go figure, 0.99 is not enough. so why not set it higher? there's  
still plenty of room until you hit 1 (= eternity).

from the way you set up comb~ in your example, you don't seem to care  
for correct pitch.
then i see no reason not to use comb~.

> i would much rather specify a ring time than a feedback coefficient.

#P window setfont "Sans Serif" 9.;
#P window linecount 1;
#P newex 371 46 66 196617 loadmess 30;
#P comment 382 140 100 196617 ringtime in sec.;
#P flonum 371 157 50 9 0 0 0 3 0 0 0 255 227 23 222 222 222 0 0 0;
#P newex 160 39 72 196617 loadmess 220;
#P newex 371 182 29 196617 t b f;
#P flonum 160 67 50 9 0 0 0 3 0 0 0 221 221 221 222 222 222 0 0 0;
#P newex 200 221 200 196617 expr pow(10\\\,(-60.*$f1)/(20000*$f2));
#P button 63 63 50 0;
#P newex 121 255 35 196617 click~;
#B color 5;
#P newex 160 93 48 196617 !/ 1000.;
#P flonum 160 157 76 9 0 0 0 3 0 0 0 221 221 221 222 222 222 0 0 0;
#P flonum 200 264 69 9 0 0 0 3 0 0 0 221 221 221 222 222 222 0 0 0;
#P newex 121 298 169 196617 comb~ 150 1 0.8 0. 0.99;
#P comment 271 265 53 196617 < feedback;
#P user gain~ 121 332 33 62 158 5 1.071519 7.94321 10.;
#P user ezdac~ 111 436 155 469 0;
#P comment 173 142 100 196617 deltime in ms;
#P connect 6 0 4 1;
#P fasten 6 0 10 0 165 192 205 192;
#P connect 8 0 4 0;
#P fasten 5 0 4 4 205 288 282 288;
#P connect 4 0 2 0;
#P connect 2 0 1 0;
#P connect 2 0 1 1;
#P connect 16 0 14 0;
#P connect 14 0 12 0;
#P connect 13 0 11 0;
#P connect 12 1 10 1;
#P connect 10 0 5 0;
#P fasten 12 0 10 0 376 208 205 208;
#P connect 7 0 6 0;
#P connect 11 0 7 0;
#P connect 9 0 8 0;
#P window clipboard copycount 17;