Make Particle Systems II speed react to audio amplitude

i have cc particle systems ii solid, , want speed of layer defined audio amplitude (the amp variable, , different every render). do?

you cannot control particle speed way, parameters emission rate , such. start reading on audio keyframes keyframe assistant , check out trapcode soundkeys plug-in es instance this:

 

http://www.motionscript.com/design-guide/basic-audio.html

 

mylenium

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