Snare Drum Mods
Snare Drum Snappy:
There is BPF on the noise section of the snare, this mod adds a frequency control sweeping 4-16kHz by replacing R153 with a variable resistance, also the pot is used in the backwards direction.
Snare Drum Decay:
A decay control for the noise component of the snare drum. C35 is replaced with a larger capacitor to increase the decay time and then the resistors provide a way to reduce it back.
Snare Drum Tune:
This mod replaces R107. It gives a tuneable range of 150-250Hz to the drum part of the snare, also the pot is used in the backwards direction.