LED roof

LED roof For D-Exto I was asked to build/repair an LED roof. What they had didn't work because of very long signal wires and because the old builders underestimated the voltage drop caused by the large currents required to drive 8640 individual leds at 5 volts, (about 170 amps, theoretically). With a team from my…

Stair lighting

Stair lighting My brother (from Clever Creations) installed stair lighting in our parents' house somewhere back in 2006, which sadly got destroyed over the years by vacuum cleaners and time in general. Since all the cabling was still perfectly fine I took some time to replace the LEDs, the sensors, the electronics and software with…