The Beer Crate Boombox

A few years ago, in 2017, I attended a rather large music festival. Apart from the music and general camping experience, one thing particularly got stuck in my mind: Someone wearing a beer crate as a backpack. While one could argue this not being an unusual sight at a music festival, the thing that impressed me as a maker were… Read More →

Building a Laser Cutter: Part 3 – Electronics and Control

After completing the machnical construction of the laser cutter, it was time for the control circuit. I used a perfboard PSB and soldered headers for the Arduino and stepper motor drivers to it. On the bottom, I connected everything up. The limit switches needed some simple debouncing and smoothing on their signals, because the cables were so long and the… Read More →

Building a Laser Cutter: Part 1 – Idea and Plan

In 2016, I built a CNC laser cutter / engraver. I always wanted to document the whole process, but never got around to do so – until now. Enjoy a multi-part series on how my build went! Before I start, a word of warning: Lasers can be very dangerous to your health, eyes and general envoirement if misused. Please make… Read More →