Inside a car/room fogging disinfection unit with schematic
I bought this thinking it was just going to be a repurposed smoke machine, but it does appear to be…
Fixing a colloidal silver unit and making a slightly dangerous one.
Please note that the safety of ingesting colloidal silver is not proven, so I do not advise making it to…
Inside a clever honeywell boiler wiring centre and a 3-way valve.
This unit is pure, simple genius. It's been around for a long time and has taken the complexity of wiring…
Inside a wearable ozone meter with alarm.
This fairly expensive unit is designed to monitor ambient ozone levels and sound an alarm and vibrate if they exceed…
Minimalist flame effect solar light with schematic
Although very minimalist, this design shows what can be achieved with a small microcontroller and a smattering of LEDs on…
Total teardown of a shady ebay light with mystery earth
Physically this light looks and feels quite nice. The way the driver is mounted is unusual and minimalist. While I…
New sign pcb files now up.
I've reworked the PCBs for a past project on my website for making custom fixed message signs. For a while…
Disco-shart 4. 110v to 250v global version.
This is the latest incarnation of a project to convert a common eBay "10W airship" disco light into something much…
The circuitry of an illuminated skip cap.
This must be one of the simplest videos I've done. I got this from eBay to look at the construction,…
Inside an aroma machine.
A look inside a thermal aroma diffusion machine, and demo of a venturi aroma atomiser. Anyone who's actually worked with…