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 ...

Former footballer Curtis Davies has joined a long-distance cycle relay to encourage fans to learn life-saving skills. On Friday, the ex-Hull City defender set off from the MKM stadium on his 31-mile ...

Yesterday, March 25, fans rode between Barrow's Holker Street Stadium and Brunton Park in Carlisle. It was part of the launch of the Sky Bet EFL Every Minute Matters Relay. The 4,000 km charity relay, ...

Chris Drumm is a lifelong gamer with a BA in English writing and years of experience writing articles and news online. He's played hundreds of games in dozens of genres, enjoyed them all, and put more ...

I would like to turn on my car's heated seats over a mobile/cellular network using my iPhone, and I'm trying to figure out the simplest path. I know very little beyond that goal, but I know that RF, ...

After getting an automatic fish feeder at a discount sale (see below) I started thinking about making a simple feeder relay module using available parts. The intention was to make a universal feeder ...

Great Britain kicked off the 2023 UEC Cyclo-cross European Championship with a sensational silver medal in the team relay in Pont-Château, France. After a steady start by the Great Britain Cycling ...

What is the point of reviewing a cheap timer module, especially if it is based on the ubiquitous 555 timer chip? Recently I got an ‘updated’ version of the common 555 timer relay module. This time it ...