From Eric

Contents [hide] 1 Galvo 1.1 Schematics 1.2 Breadboard 1.3 PCB

Galvo

Schematics

Please note that the 5V used for the microcontroller / DACs is obtained from the 15V power supply.

I am not sure that a genuine 7805 will appreciate the 10V shift... So I'll use some of the nice 3-pin step-down replacements such as:

Breadboard

PCB