I’m still a noob with OP-Amp, I would like to know if the 2 buffers were not redundant ?
Basically I mix 2 noises, then I clone the signal to send it to 2 VCA driven by 2 envelope generators, one of them generating a longer envelope.
One for the Closed-Hat, the other for the Open-Hat
/!\ Work in progress /!\
***EDIT final schematic
The complete schematics for curious