As the number of Power Over Ethernet (PoE) powered device (PD) applications grows, market pressures are driving designers to lower the cost and complexity of the DC-DC converters that power them, ...

Even if you don’t have much (or any) experience with basic electrical circuits, [Afroninja] explains the concept of an H-Bridge motor controller in a clear, concise and easy way to understand.

[NovaSpirit] asserts that Freecad is simple, and provides a simple walkthrough to create a part in the video below. If this were riding a bike, this tutorial would be akin to watching someone ride ...