Cosmic pulsating disco jesus.
I can recall seeing these interference-pattern style lighting effects being used in the signage of old amusement arcades from the…
Old prototype tungsten lamp dot matrix sign panel.
Yet another prototype from the past. This time a rather power hungry dot matrix signage system that used 12V tungsten…
Motorised dice mechanism from gaming equipment.
This is a Starpoint dice mechanism designed for use in slot machines (fruit machines in the UK). It has a…
Inside an led candle with blow-out feature.
I bought this just to see how they had implemented the blow-out feature. It's actually quite neat.
Old led matrix sign prototypes.
I quite like LED signage, and have made a lot of random prototypes of signs panels in the past. The…
The clown-science of crappy 100w leds.
Your big-top circus guide to why so many 100W LEDs are a pile of elephant poo.
Make a fur cover for your irig cast microphone.
A (fake) fur cover can reduce wind noise on a microphome. Here's how I made one.
Testing a diy ipad microphone.
OK, I screwed up slightly, but it appears that using a larger diameter electret microphone improves frequency range greatly.
Diy methylene chloride bubble lamp tube.
Regular viewers will know I've been trying to make a bubble tube for a while. Now I've been able to…
Inside a couple of mosquito repellent/killer vaporisers.
These things are commonly sold in the UK for taking abroad and using in your hotel room at night to…