Category Archives: Project

Fixing the Variac……..Part 2

A few months ago we did a blog post about our variac. It was tripping the circuit breakers on our distribution board and we made some mods to the variac to reduce the inrush current. Our story generated a lot of interest and was picked up by Hackaday. We used a 2 terminal NTC inrush […]

Ultra Reliable Electronics?

Once upon a time, TV repair shops were everywhere. Now there are hardly any left. There are reasons for that, probably based on a mix of cost, reliability of electronics, and a throw-away culture. Even in the few TV repair shops that are left, would anyone actually take a scope, schematic and a soldering iron […]

A Sign for Radiona

Last October, our own Jeffrey Roe visited Radiona, a makerspace in Zagreb,Croatia. While their he gave Skull Radio workshop and hung out in their space. As a thank you, we decided to make them a new sign for their door.  Taking a raster image from the Radiona website, we turned their logo into an SVG and made a sign. We went for […]

DIY Vacuum Former

Last month Tog hosted Science Hack Day Dublin. A weekend where 80 makers took over the space to build all sorts of projects. A group of Tog members got together to make a home made vacuum former. The idea came about while chatting on our IRC channel about what tools we should add next to […]

First cuts with TOG’s DIY CNC router

A few months ago we’ve mentioned a DIY build of a CNC router. The project turned out to be more complicated than we anticipated. The steel-based construction is not very forgiving, and the large size of the machine doesn’t help. Still, due to all the help from many members we managed to overcome a number […]

Rebuilding an Ebike Battery

A few of our members and visitors use Ebikes. We were presented with an Ebike battery which had a dead cell. The plan was to replace the cell with a new one. This is not ideal, since you end up with a mix of old and new cells, but the balance circuit should make it […]