Hackaday

555-Based Square-Wave And Triangle-Wave Function Generator Build For Beginners

Over on YouTube [Andrew Neal] has a Function Generator Build for Beginners. As beginner videos go this one is fairly ...
Hackaday

LiPo charger

Nothing brings joy to a hacker’s heart like taking a cheap gizmo and making it useful. Over at Hackaday.io [AndyHull] popped open some cheap LiPo battery power packs to see if he could power a Canon ...
IEEE

A Comprehensive Analytical Approach to Introspect Efficient Miniaturized Circuit-Level Designs for Biomedical Signal Acquisition: A Tutorial Brief

Abstract: Health care technology is advancing rapidly, transforming diagnostics through compact, non-invasive, and user-friendly biomedical devices. For instance, diabetes diagnosis that once required ...
BBC

Potential difference and resistance

Potential difference (or voltage) is a measure of energy, per unit of charge, transferred between two points in a circuit. A potential difference of 1 volt means that 1 joule of work is done per ...