Recent content by fpop

i was wondering if anyone could explain the circuit at he following link http://www.synthfool.com/schematics/polynoise.gif

i need it for school i have to design and build a white noise generator that can switch between the colours using filters but i think I am out of my depth

i need to get a circuit diagram for the filters and how to switch between them

i am trying to find a circuit diagram for a noise generator that can change between all the colours of sound. it is driving me made and was wondering if anybody can help please