The Family Handyman on MSN21h
6 Reasons Your High Beams Won’t Turn Off
High beams are a vital safety feature when driving at night on dark roads but are dangerous to oncoming traffic if your high ...
Hackaday8y
Drop-in Laser Cutter Alignment Beam Works Like A Charm
[Travis]’s beam alignmnent mechanism is Arduino powered and driven by a classic hobby servo. A firmware update moves the setpoint of the laser slightly up and down for adjustment, with about a ...