Frank Hertel’s project: three individually dimmable LED lights. (Frank is the master of recycling; the wooden mounting pedestals are the panels from a decommissioned ATI console!) Thanks for your ...

Building simple circuits with copper tape, LED bulbs, resistors, and watch batteries is not as simple as you might think. Notre Dame Elementary School STEM students are putting the engineering design ...

The project utilizes four 5 x 7 dot matrix display in order to produce the LED Halloween Eyes that is capable of blinking very often. The design of the circuit uses an LM Driver platform where a pair ...

Learn how to create a reliable 12V battery backup circuit for routers, LED lights, or small electronics. This step-by-step tutorial is perfect for DIY electronics enthusiasts and beginners alike.

Microscopes have become essential work bench tools for hackers, allowing them to work with tiny SMD parts for PCB assembly and inspection. Couple of years back, mad scientist [smellsofbikes] picked up ...

There aren’t many things that are more impressive than a team of educated, confident, circuit-building Girl Scouts. In Denver earlier this month, Arrow Electronics participated in the second annual ...