Wise time with Arduino

Most of my clocks (e.g. this Nixie clock , this other Nixie clock , BookClock , and obviously Wise Clock 4 ) have on-board Bluetooth, intend...

My " Remixed Geiger counter " board fits almost perfectly, by chance, in the "classic" Altoids box, with room left for t...

Some time ago I bought this coin acceptor . Programming it to accept 4 different types of coins is convoluted, but quite ingenious, and work...

One of the requirements I consider important when designing a device is the ability to repair it, in case it breaks down. This means that th...

With my limited (read "non-existent") crafting resources (e.g. space, tools), the easiest way to enclose my Arduinix clock was by...