Rechargeable moisturising selfie light – with schematic
The perfect accessory for those instances where you want to take a selfie, but lack proper facial moistness. Aside from…
Uvc 2023 – the fake and the real with schematics
I thought it would be fun to get a couple more UVC germicidal lamps to explore. One obviously fake and…
Rogue lamp adaptor with shock risk
Another interesting example of people making products without understanding what they're doing. In this case it's a simple lamp adaptor…
Aldi/ferrex cordless drill pcb
And finally the 20V tool PCB for the 20/40V battery pack system. This shares the same complex power management system…
Weird aliexpress led loom
Having seen an interesting LED wiring loom used in a particular style of decorative light in the past, I was…
So electro-cute death on a stick
One of the most pleasing things about China is their "relaxed" approach to electrical safety. That's summed up nicely in…
Aldi/ferrex mechanical drill teardown
This didn't go quite to plan. The screw that holds the chuck onto the output shaft seems to have major…
Engineers vs accountants the handwarmer mix. with schematic
Such a weird product. Really good circuitry sabotaged by dumb penny-pinching. I had high expectations that this design was going…
Ebay led insect zapper teardown with schematic
A look at the circuitry of a generic non-compliant eBay insect zapper. In hindsight I had already changed the original…
Next generation led candle?
Although these have been about for a few years now, I've stalled with buying one to take apart because they…