Ec-Projects - DIY Circuit Boards ( PCB ) Part 3: UV Exposure

This is part 3 in a series on how to create high quality circuit boards at home. Materials used in this series were purchased from Http://octamex.de, and the local hardware store. But can be found on ebay as well. Part 1: http://youtu.be/jvCfgyWIpLI Part 2: http://youtu.be/peepPA5bsn4 Http://Ec-Projects.com