Cool led flicker flame pcbs
These seem to be the LED equivalent of the classic neon flicker flame lamps that used flame shaped electrodes in…
Unusual flat-beam window sill light
An unusual light that puts out a flat beam in all directions. It is apparently intended for mounting on windowsills…
More free street-lithium reclamation
I can't believe how these things have taken off. The streets are covered in discarded packets and the sealed inner…
By request – the neon star frame
There are three versions of the star script to suit different preferences. For the openscad script I used for the…
Prototype mains led lights
Exploring some very early prototype LED panels from when gallium nitride LEDs first appeared on eBay (the dumpster ones!) and…
Cockburn vs sodastream – will it carbonate?
Another drink meets the Sodastream for experimental carbonation. And yes - I did choose Cockburn's fortified red wine because of…
When accountants design pie
I had huge childhood memories of Fray Bentos Steak & Kidney pie. But those have now been thoroughly destroyed by…
Hacked street lights?
There's probably an unglamorous reason that the LED street lights around this whole block are strobing in sync:- First guess…
Inside a defrost thermostat and thermal fuse
Quite an interesting and cost-engineered construction. The thermal fuse turns out to have a sliding contact that is held in…
Blowing a high voltage fuse
I found this high voltage fuse on the transformer in a microwave. It seemed a good idea to blow it…