This was the first PCB board I made, from about 1.5 years ago using Altium. It is a light sensitive light. Darker it gets, brighter it will be. Notice the wording, don’t let it confuse the LDR(light dependent resistor) too, so make LDR and LED face opposite sides if you don’t want to create an Read more about 1.5 Years Ago: My First PCB[…]