DIST by Antumbra is a simple diode distortion module with two selectable distortion circuits. You are free to experiment and install the diode pairs of your choice for different flavours of distortion.
Based on the MXR distortion+ / Hexinverter Batteryacid v1.0
We've been building for many years and make these to last. Properly tested, calibrated and covered by our 1 year warranty.