Inside a marq led smoke machine from cpc. with schematic.
More or less the same as a shady eBay unit, but with all the extra safety features required for compliance…
All plastic 150w ebay desk mini-heater. with schematic.
I got this just to see what the safety features were like. There seems to have been a spate of…
Why you can’t mix led and tungsten in series circuits.
This video doesn't just apply to the classic candle arch, it applies to most situations where lamps are wired in…
Babybel vs 240v cheese-o-cution. it really stinks!
I wasn't expecting a piece of cheese to be quite so conductive. It put on quite a show. For obvious…
Inside an electric vehicle charger interface.
This faulty electric car "granny" charger (plugs into a standard power socket) was sent in by Tom. The video by…