Fireflies at the Fira de la Ciència

A couple of months ago, some nice guys of the IFISC (Institute for Cross-Disciplinary Physics and Complex Systems) contacted me. … More

Geeky Advent

It’s Advent season. And what do you do to let your geek shine? An LED Advent wreath of course.

Niklas did an amazing job, letting fireflies play some tunes. It’s almost as if they are alive. Niklas, I owe … More

Last week I invested some time to solder 64 Firefly boards. Only 2.432 solder joints later I was ready for … More

In this post I will try to show, why it’s a good idea to use a current limiting resistor for … More

I love Blinkenlights. And all kinds of other blinking and flashing LED stuff. I think, it’s already a form of … More