The CEO of the largest U.S. power grid, PJM Interconnection, has decided to leave his post at the end of the year, the ...

Most of these power supplies use a transformer to step down the voltage to a more usable level and also to provide some galvanic isolation to the low voltage circuit. But for circuits where weight ...

It did look like better construction than the cheap power supply we tore down that was killing modules when it turned off.