PMD Way Blog

With the Morse Master, you can communicate in a secure and efficient manner. Morse code has been used for centuries as a reliable form of communication, and the Morse Master brings this age-old method into the modern era

Built using carbon-coated paper wipes and recycled plastic cups, this environmentally-friendly wristband finds its own power source.

David Johnson-Davies' ATtiny10 pendant lights up with a secret Morse code message.