This is the layout and the physical PCB of the Open.Theremin.UNO
New Version 2 PCB with HAL pads and print on the back.
The picture shows where the parts go on the printed circuit board (PCB).
Open.Theremin.UNO PCB Version 2.0
You can find all original design files (Eagle format) and the Bill of Materials for the Open.Theremin.UNO on GitHub here.