PCB Libraries, Inc. | https://www.pcblibraries.com/forum/topic29&OB=ASC.html
classes should be taught using metric units. My recommendations fell on deaf ears and then I was fired. Then I re-entered the PCB design workforce and tried to find a company to work for that adopted the metric unit system and that task was impossible. I
Surface Mount Technology Association (SMTA) | https://www.smta.org/knowledge/journal.cfm
– Low Temperature Co-Fired Ceramic (LTCC) Technology for High Temperature Electronics P. Vianco, J. Rejent, M. Grazier, A. Kilgo, B. McKenzie, A. Allen, E. Guerrero and W. Price Abstract 29-2 Long Term Aging Effects on the Reliability of Lead Free Solder Joints in Ball Grid Array Packages with Various Pitch Sizes and Ball Arrangements Cong Zhao, Chaobo Shen, Zhou Hai
