itnewsbot, 7 months ago to random

Silicon Photolithography the PCB Way - [ProjectsInFlight] has been doing some fantastic work documenting his DIY semicond... - https://hackaday.com/2023/10/17/silicon-photolithography-the-pcb-way/ #hydrofluoricacid #photolithography #sodiumcarbonate #photoresist #developer #etchant #resist #parts #etch #hf #uv