Every time you charge your phone, turn on a light, or use an appliance, there’s a silent giant working behind the scenes: the transformer. In this video, you’ll discover how transformers quietly ...

HF radios often use toroidal transformers and winding them is a rite of passage for many RF hackers. [David Casler, KE0OG] received a question about how they work and answered it in a recent video ...

A MIG welder is an almost universal tool for resto work. But in recent years, inverter power technology has been incorporated into newer units, and with that advancement came many improvements.