The Aurora Compressor is a clone of the Ross Compressor, which was a slightly tweaked MXR Dyna Comp with improved filtering and minor EQ adjustments. The Aurora kit has the attack pot added!
The dimensions of this pcb are 58mm x 47mm. It is also available as ready to solder kit:
This project is by Aion Electronics. Since the modifications featured in this project require some basic knowledge, this project is rather for more experienced builders.
Here is the direct link to the manual with layout and schematic:
Here you can find build reports on this project: Build Reports