Recent content by anameel

I am having a problem to understand how this power supply works. (attached) could anyone please explain to me how it works. I am confused with the ground part. Also, I do not know what COM is?

thanks

I am trying to make a capacitor by connecting + and - to the electrodes between two parallel plates. There are + and - and Ground in the power supply which of these should I connect to the two plates and how does it work. thanks