With the size of electronic parts and batteries these days, very small items are obviously becoming more and more viable. [Yann Guidon] has made some awesome pieces of LED jewelry using a minimal ...

Morse code, often referred to as continuous wave (CW) in radio circles, has been gradually falling out of use for a long time now. At least in the United States, ham radio licensees don’t have to ...

This could work for any hollow figurine you have collecting dust on your shelves, but due to Android’s open-source nature a little robot is the obvious choice for DIY hackery. The full tutorial is on ...

We just can't resist these strange bastard hybrids of digital and analog. Nokia has filed a patent for an optical messaging system that can generate symbols and Morse Code, as well as decipher the ...

Navy ships typically communicate with each other via radio or satellites, but every ship has a few backups just in case. One of the most common backups is the signal lamp, where sailors can send Morse ...