/challenges-projects/design-challenges/in-the-air-design-challenge/b/blog/posts/dust-temperature-and-humidity-monitor-chapter-7(Best view 1920 x 1200)This chapter only discuss about PCB design and PCB prototype. Sorry guys have a bad cough and fever this weeks.Get an 4 days MC. PCB:Look like I need to have 2 design PCB for this project for now. Fan have a big internal cutouten-USTelligent Community 12