CoreXY Laser Engraver

Lasers are fun, especially high-power ones. Some time ago I purchased a 1 W blue laser and due to a recent 3D printer upgrade I had some spare linear motion components. The next steps are quite obvious, build a 2D…

Croatia

This year I went on vacation to Croatia, mostly for scuba diving. My camera being my faithful travel mate here are some photos from that trip.

Using Rotary Encoders

Many electronics projects need some kind of user input. For those where you need scrolling functionality, in a menu for example, or enter numerical values like a timeout, rotary encoders are very convenient. They are cheap, easy to use and…

B&W Photography

Sometimes I just like to experiment with post-processing some otherwise pretty boring images. Here are some quite dark black&white shots with high contrasts from various places around the Harz (Lower-Saxony, Germany).

Getting started with Atmel AVRs on Linux

In this small tutorial I will show you how to start programming Atmel microcontrollers under GNU/Linux, Debian in particular. It covers all steps starting with the software prerequisites, setting up a minimal circuit to actually flashing the microcontroller with the…

DIY PCB Exposure Unit

If you like experimenting with electronics sooner or later you’ll want to create an etched PCB with your own circuit. For testing purposes there’s of course the breadboard and simple circuits can be easily built on a stripboard but as…

Impressions of Iceland

This post is more a travel recommendation than anything else. Iceland has always fascinated me with its rough and mostly untouched landscape and I promised myself to definitely go there some time. Last year finally was that time. 😀 Below…

Direlict Loading Station

Not far from where I live there’s an old industrial loading station which, judging from its current state, has been decomissioned quite some time ago. It’s a nice place for lost-place-photography. In some photos you can see the owning company…