and that’s exactly what [Trammell Hudson] has done with his resource page for hacking the IKEA TRÅDFRI LED power supply with wireless interface. Schematic teardown, custom firmware images ...

To make things even more even there’s a slew of constant current LED driver chips out there that can be had for a song. But do you have any idea how those constant current circuits work?

A single LED cabin lighting system serves both the Learjet 60 and 60XR aircraft. The PWI fluorescent light parts replaced by ...