Why this blog? My old website was seriously out of date. It was time to refresh quocanh.net and turn it into a blog. The old site was something I built ages ago, and it really needed some love. P...

I have been watching YouTube videos about Micromouse for a decade, and thanks to Mr Nam, my Lab Supervisor. He invited me to this research, and, wonderfully, this micro mouse seems to be the smalle...

Encoders are useful in measuring the speed and position of the wheel-robot. However, it also brings many headaches when designing the robot, especially on a small scale or with multiple wheels. You...

While working in the office, many of my friends realised that we got headaches in the morning. After some investigation, I suspect that the room has too much CO2, which causes headaches for people....

There was a time when I got interested in a strange university student team. Despite being crazy busy around that time, I decided to join the team instead of mentoring the team as they asked me. Th...

Well, I worked on this kind of project after being quite satisfied with the DIY remote car, and if you ask what time to make those while I was doing other crazy stuff like a robotic arm? I simply s...

Well, this is the year that I need to prepare for my final high school graduation exam, But I can not give up on making some interesting things and learning some interesting Machine learning, espec...

In the summer of this year, after building the 3D printer for making the robot arm, the only thing left was truly building it. Honestly, I admit the 3D printing robot arm is a quite general idea an...

I have a new competition to join. After finishing my giant iron robotic arm in 2018, inspired by the idea that my examiner wouldn’t believe that I actually made the big robotic arm, I decided to m...

Brainstorm My new teacher Mr Hoanh, discussed with me and Huy for a week we decided to move on and make a giant robotic arm. To achieve that, we would use a prototype process. In detail, first I ma...