by Benjie Jiao

A hi-hat drum synthesizer module using six square wave oscillators.

Version 1.1

In this version, I added a DIY vactrol to replace the decay pot. This allows me to control decay through a sequencer. Trim and offset pots are added to control maximum and minimum decay. Click here for full image.

Version 1.0

The initial version. It has a pot for decay control. Click here for full image.