Circuits and PCBs – Thursday night fun / Circuits & PCBs / By Adric Landman Bernd gets ready to start some electronic hacking Angus has a chat with Lachlan while George learns to use KiCAD Lachlan brings in a cheap UV exposure enclosure (meant for nails apparently) to try on a PCB Lachlan also brought in an Adafruit Neopixel (Quite bright apparently) and a relay driver board Lachlan has all the toys tonight, this one is a DC-DC converter to try out. A nice close up on the DC-DC converter Trystan begins researching why he can’t talk to an I2C device while Zac works on a footprint for his PCB Can you spot the problem?