There’s plenty of truth to that old saw, especially when a switch-mode power supply from the 1940s still ... to conduct large currents. In this circuit, the Thyratrons are used as half-wave ...

While he was fortunate enough that someone labeled it as having a bad power supply, things aren’t always that easy. He gives a broad explanation as to how switched mode power supplies work as ...

Abstract: Power-electronics engineers designing switched mode ... SMPS power supply designs. I. Power Saving : Meet 2013 ErP power saving request: < 0.5W @ 0.25W load. II. Excellent light load ...