We can often find useful or interesting things in old items. Some items can become invaluable under the right circumstances! In this post, I am talking about an older adjustable step-up dc power ...

A compact digital power supply module should be a piece of cake for most electronics hobbyists. After some research, I found a relatively low-cost adjustable DC/DC buck power supply module with ...

Once upon a time, building yourself a power supply required sourcing all manner of components, from transformers to transistors, knobs, and indicators. These days, everything’s a bit more integrated ...

As the auto industry prepares for the electric vehicle era, many of the world's auto makers are investing in safer batteries that charge faster and last longer per charge than lithium-ion batteries ...