A few weeks ago I found an arduino micro controller board lying around doing nothing.
It happened to be around the time that I was wondering how to be able to automatically measure the energy usage.
We still have an old fashioned disc energy meter  which is not compatible with …

Last week I wrote about my design for the KineMagic.
Several questions remained:

1. "necking" in KiCad
2. Board design of the KineMagic
3. Collaboration decision.

The necking in KiCad I replaced by a dirty solution including a polygon fill. This also solved all of my board design, so the new design is …

For the people that did not read my guest blog on Erik his page.
I have been involved in designing some new electronics for the reprap project. This means that I have added a new category for my own blog. This is also the reason why i revived it (e …