Welcome to Orionrobots | Orionrobots - Learn to build robots at home

At Orionrobots, Danny and his team build robots, electronics, gadgets and stuff that moves. We aim to make robots easy for anyone to build, and push the boundaries of what is easy. Oh and just to have lots of fun doing it too!

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You can see my latest videos on Orionrobots Youtube.

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Recent Posts

08 Jul 2025 » Comparing anker power packs

While writing my book, the 2power USB Power bank I recommended stopped selling, everywhere. It was able to happily power a Raspberry Pi 4 robot, and fit nicely. However it wasn’t perfect in that it would power the robot down while charging. more…

05 Jul 2025 » FreeCAD notes - working in the new assembly workbench

I’ve been slowly getting my head around the new (FreeCAD 1.0) assembly workbench, and using it to create exploded diagrams for my upcoming book, Learn Robotics Programming Third Edition. more…

07 Jun 2025 » Preparing for the coder dojo

Last night, I got some preparation for today’s Coder Dojo KU Python Robotics activity. These are MicroPython robots based on an RP2040 (the Raspberry Pi Pico chip). The activity is aimed at kids learning to code. I have a fleet of 10 robots, plus 1 more as a demo/test model. It uses some of the principles from my books. These autonomous car type robots are built around the Cytron MakerPi RP2040 control board, with a dual RCWL-1601 sensor for obstacle avoidance, a Maker Line 5-sensor array, and a mini-3 round chassis. The code is written in MicroPython, and the kids write their own code to control them, with us providing activity sheets, reference cards, and helping out if they run into problems. more…