Category – Electronics

Mentor Questasim is officially only supported on RHEL. However, I’m using Ubuntu 16.04 on my desktop, on which it won’t run by default. Here’s how to get that fixed. This probably works on all Debian-like systems.
For the past year, I’ve mostly been caught up in writing my PhD thesis, which is why nothing new has appeared here. However, sporadically I also worked on a design for a machine to sort M&Ms by color.
A long time ago I used to make my own double-sided PCBs at home using a fairly big tanning bed for exposing the PCBs. Hauling that thing around isn’t exactly convenient though, so I decided to make a small box to fulfill the same function instead.
Over the past few months I have made a few improvements to my Rostock Mini 3D printer, which has greatly improved the quality of its prints and ease of use. For example, one of the additions is a Bluetooth interface which doesn’t require any firmware support.