Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

Most of us know that a neon bulb requires a significant voltage to strike, in the region of 100 volts. There are plenty of circuits to make that voltage from a lower supply, should you wish to ...

Thinking of tackling electrical repairs but don’t know where to start? With just a little knowledge–and less than $100 worth ...

The brain does not need its sophisticated cortex to interpret the visual world. A new study published in PLOS Biology ...

New study combines a novel approach using patterned optogenetics with electrophysiology, circuit mapping, and computational ...

Ken Fisher is retiring after 55 years as a broadcast technician, ending a career that spanned the evolution of radio from ...

A basic Arduino board adds creativity, flexibility, and interactivity to your home lab. It costs little but opens countless ...

So much can go wrong in an Indian relay. Simply having the fastest horse isn’t going to guarantee a victory. The trick is in the transfer. Twice in each relay, riders careen into their team pits at ...

We often marvel at the many things a 555 can do. But [Zafer Yildiz] shows us that it can even take the place of a PCB. You’ll see what we mean in the video below. The timer relay circuit is built ...

Andy recommends favorite resources for basic op amp circuits and includes a portion of TI's AN-20. Test your knowledge with our op amp quiz; answer explanations are included. By 1969, a fledgling ...

Even though the function of single phase and three phase relays are quite similar, their applications can vary significantly. This is primarily due to the characteristics of three phase power circuits ...

Impulse relay is a viable alternative for lighting control from multiple locations. In modernistic houses and apartments, lighting schemes to control lights from two or more locations are becoming ...