2 @thinkberg So wie das hier? > youtube.com/watch?v=5uiroW… Professional SMT Soldering: Hand Soldering Techniques - Surface Mount Professional techniques for multi-lead hand soldering to IPC class 3 criteria. http://solderingtraining.com. (612) 205-8609. John Gammell, Master IPC... www.youtube.com Sep 07, 2012 · 09:50