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Registration is underrated and underappreciated. The key is to ensure proper registration from layer to layer across the entire printed circuit board. It’s a holistic process requiring anticipation, prediction, precise attention at each step, and detailed data tracking and monitoring.
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Karl's Tech Talk
Column from: Karl Dietz
Dr. Dietz has over 43 years of experience in the Chemical and Electronic Industries. During his 43 years with DuPont he held a variety of managerial positions in the fields of dyestuff, pigment, and electronic materials technologies, in support of product and process development, application studies, technical customer support, training, and manufacturing technical support. Dr. Dietz is a well known expert in the area of material and process technology for printed circuit boards and substrates. He is the author of the book Dry Film Photoresist Processing Technology and he has published extensively on printed circuit board fabrication technology. He was Technical Editor of CircuiTree Magazine where he published monthly. In 2000, Dr. Dietz was named by PC FAB Magazine and ATOMIC 29 as one of the 50 most influential people in the PCB industry. In 2001 he earned DuPont Electronics' prestigious Winning Spirit award. In 2009 he received the Best Technical Paper award at the Electronic Circuits World Convention in Shanghai, China. He has been active in the PCMI (Photochemical Machining Institute) and the IPC and has contributed to the IPC National Technology Roadmap for Electronic Interconnections as well as the iNEMI Technology Roadmap. He was DuPont's representative at ITRI (Interconnect Technology Research Institute). Recently he founded Karl Dietz Consulting LLC. Dr. Dietz holds a PhD in Organic Chemistry from Frankfurt University, Germany.