The Aeon Drive is a very mod-friendly Tubescreamer variant.
The dimensions of the pcb are 40x35mm
This project is by GuitarPCB.com, in cooperation with Musikding. For any technical problem relating to building this project, please contact Barry at GuitarPCB.com forum.
You get full technical support at the GuitarPCB.com forum, membership is free of course! There is even more detailed build information available there:
Here is the website for this project, only available when you are registered at the forum:
Aeon Drive project
Here is the direct link to the building docs, including layout and schematic:
Aeon Drive documentation
Here you can find demos for nearly all GuitarPCB projects: