Designing an Unregulated 50V Power Supply

Every pinball game needs a high voltage power supply to give the solenoids their kick. Most of the later generation of pinballs, and some of the earlier used 50V.¬† There is something that should be stated upfront, 50V is the threshold defined by OSHA and the NFPA 70E standard where special protections must be taken. To be absolutely¬†clear, 50V is dangerous. Continue reading “Designing an Unregulated 50V Power Supply”