Inside a water-ripple projector
A look inside a typical tungsten lamp based water-ripple projector. This is a very generic Chinese clone style unit that…
The curse of leaky alkaline batteries
Having just discovered yet another device with battery damage, I thought I'd raise the subject of switching away from zinc-chloride…
Lidl livarno landfill light teardown with schematic
I got this a while ago to see how it looked and how serviceable it is. The circuitry is unusual,…
Metal halide fiber optic illuminator
This unit is an older style fibre optic illuminator that has a 150W metal halide lightsource, and a rotating effects…
How to fix your low voltage led christmas lights
A brief exploration of three styles of wiring used in common low voltage light strings. These circuits and repairs are…
Exploring linear led cob tape with macro pcb shots
It's a while since this stuff first appeared, but I wanted it to standardise and come down to a more…
Outdoor xmas ripple projector teardown with schematic
I suppose this could be a nice effect on the front of a house in the winter months. It's a…
Doctorska sausage doctor sausage vs 240v
Doctorska Sausage is an engineered meat product designed to provide maximum nourishment for the masses at low cost. Let's see…
Reverse engineering a grab vehicle sign
I didn't even know what Grab was when I bought this. It turns out that it may be food delivery…
Inside a bluetooth speaker bulb
A look at the circuitry inside a cheap bluetooth speaker that screws into a standard lampholder. The quality of construction…