Wise time with Arduino

I recently bought on ebay the PCB for  this open source VFD shield , designed and made by Axiris, a company in Belgium. I was attracted by t...

A while ago I built a battery-powered single digit Numitron clock.  There was nothing challenging about it. Each segment of a Numitron takes...

Making a proper enclosure for the HDSP clock is challenging, since it was designed specifically to stand on a phone charging dock. Inspired...

With the new ESP8266 module, adding WiFi to any Arduino project became a lot cheaper. This module has a serial interface; therefore it on...

My investigation into the failure of the M4 receiver remote controlling my Wise Clock 4 concluded with the need to add a step-up converter....