I've been doing a lot of relay-based projects lately; building several light timer projects. The first couple used Arduino-class devices, simple relays and provided the ability to set multiple on and ...

There was a time when a ham radio set up sported many dials and switches and probably quite a few boxes as well. Computers have changed all that. Some transceivers now have just a few buttons or are ...

Sequent Microsystems has created a new Raspberry Pi learning kit complete with a Node-RED tutorial providing an easy way to learn about automation control interfaces using Node-RED from simple ...

There’s a new and very detailed video tutorial about the Raspberry Pi available from the Australian firm Core Electronics. There are 30 videos and 5 chapters in total. A few of the introduction videos ...