Magnetic personality

Preamble

Following on from Kossel 3D Printer, I purchased some magnetic balls and ball joints on eBay, because they were extremely cheap (or cheaper than the other balls/joints that I had seen elsewhere), without really thinking about what I was going to use them for, or how I was going to mount them.

This is the tale of what happened.

Continue reading Magnetic personality

Don’t eat the glowing fish

Preamble

After hearing that Fukushima is still leaking radiative waste and coolant into the sea, I wanted to check the fish in Tesco Lotus for radiation. Initially I thought about buying an old school military/academic Geiger counter.

However, after a quick search and having seen some pretty discrete Geiger counters, on eBay, that fit in the microphone socket of the iPhone, and looking up some reviews, in order to gauge their effectiveness, I came across, not only some interesting DIY video tutorials, but also some reviews of more serious geiger counters, scintillation counters, and most interestingly of all, the vintage CDV-700 and the hacks that can be applied to it.

Continue reading Don’t eat the glowing fish

Kossel – Sintron parts list

Preamble

Following on from Kossel 3D Printer, I was unable to locate a comprehensive parts list of the Sintron Kossel 3D printer, in particular a list of the fasteners. So, after examining the guide (Kossel mini instrution by sintron technology_v2) and the printed parts kit, I came up with my own list.

Continue reading Kossel – Sintron parts list