3D Design

YouTube official Lego Brick Play Button #YouTubeHighFive

This year my PenguinTutor YouTube channel was awarded a #YouTubeHighFive. As part of this I received some free gifts including a sausage roll from Greggs, some YouTube High Five stickers and most excitingly this YouTube Lego Brick Play Button. Here's ...

Designing an Outdoor Enclosure for an Arduino RP2040

In this video I explain how I have designed a weatherproof outdoor enclosure for an Arduino RP2040 PCB that I have designed. The PCB provides a wireless Pixel Strip controller to control addressable WS2812B RGB LEDs (NeoPixels). It uses the ...

From 2D maps to 3D models with FreeCAD

In the video below I show how you can take a 2D map and create a 3D model using FreeCAD. This is a manual process in mapping the contour lines from an OS map into FreeCAD. The model can then ...

New Raspberry Pi 4 with 8GB RAM - Use as a desktop PC

The Raspberry Pi is now available with 8GB of RAM. The cost is higher, costing almost twice as much as the 2GB version, although only about £25 more than the 4GB version. The question is what can you do with ...

Fixing 3D printer first layer problems - sticking to the bed

I have had a 3D printer for about two and half years now and I'm still learning. One of the biggest problems I have had is problems with getting the first layer to stick to the print bed. This is ...