For one of my hobby projects, I needed to add a small countdown timer at an affordable cost. Fortunately, a DigiSpark Attiny85 development board was lying around on my workbench. The next component ...

If you’re dealing with RF, you’ll probably have the need to generate a variety of clock signals. Fortunately, [Jason] has applied his knowledge to build a SI5351 library for the Arduino and a breakout ...

Building your very own Nixie tube clock is becoming easier and easier thanks to sites such as Nixie Tester and custom-made new boards. Such as the Arduino Nixie tube clock shield that is compatible ...