Making Circuit Boards Using a Laser Printer - Ec-Projects

In this video I show how I make good quality PCBs at home using toner transfer. Chemicals used: HCl (30%), H2O2 (10%). ¤¤¤¤ -- SUPPORT Ec-Projects -- ¤¤¤¤ By using my Amazon affiliate links (No extra cost for you!) Amazon US - http://amzn.to/1kNT3RM Amazon UK - http://amzn.to/1OnZ2aX Amazon DE - http://amzn.to/1Vt6zqg By becoming a Patreon for as little as $1 per month Patreon - https://www.patreon.com/EcProjects ¤¤¤¤ ----------------------------------------- ¤¤¤¤