I gave a workshop on my Light Painting technique

Spectrum analysers are devices for measuring the frequency components of a radio signal

I repaired the focus commutator on a Canon EF-S 18-55mm lens

I created an interactive display for the Geek is Good exhibition

I replaced the faulty controller in my soldering station

I created a door-entry system for Oxhack using RFID smart cards.

This is an extension to my earlier light painting project.

Here’s a trick I used to present multi-dimensional data

Schlieren imaging is a technique that lets you see small changes in refractive index

The temperature and humidity of our house

Persistence of vision effects

We like to prevent our cat from going out too late at night