Ok, i've partially solved the problem. I was not focused and i had forgotten the capacitor of 22pF added in parallel on R130!
It worked like low-pass filter, cutting the noise. The snare drum seems good now, but the toms no more. They have a sort of granular noisy tail now...
https://soundcloud.com/maxibi/yocto-test-3
https://soundcloud.com/maxibi/yocto-noisy-toms
Noise section trimmer voltage?
Perfect.
Maybe a little bit too much offset on the clap trimmer, but you can do it as you prefer...
Maybe a little bit too much offset on the clap trimmer, but you can do it as you prefer...