A blast from the Elektor archives: this 1998 battery tester uses a simple LED display to reveal a battery’s true condition under load — even below 1 V.

An automatic toll gate system using Arduino revolutionises traditional toll collection by eliminating manual intervention.

The market currently experiences a technical renaissance defined by the transition toward wide-bandgap materials and intelligent regulation. Manufacturers are aggressively prioritizing efficiency over ...

The only sensible course—and, happily, the one supported by reams of precedent—is to hold that the right to receive information does not apply here. A plaintiff may not invoke that right to challenge ...

Printed circuit boards (PCBs) are the essential building blocks behind almost all modern electronic devices. These components provide electrical interconnections between electronic components, rigid ...

Anyone who’s spent significant amounts of time salvaging old electronics has probably wished there were a way to take apart a circuit board without desoldering it. [Zeyu Yan] et al seem to have had ...

'Modern circuit boards simple cannot do this' The vitrimer is blended with droplets of liquid metal, which replicate the function of rigid metal wires in traditional circuit boards, enabling ...

Snubber circuits are commonly connected across semiconductor switches for protection. Common ways of protection include suppressing V-I spikes and ringing, complying with SOA, resonance suppression, ...

Schedules are not the only thing to prioritize. Being a manager isn’t for everyone. In addition to technical skills, a manager is responsible for resource allocation and risk management. In the field ...

EIM Technologies' Kickstarter campaign ended on April 16, 2025, reaching ~$108,000 in pledges. The book and associated kits can now be ordered from EIM directly, with details below. EIM used ...