Link to MATLAB's homepage at Mathworks, Inc.If you need to learn more about RF engineering try: RF Global NetMain page for application notes of Agilent Technologies' websiteAn excellent interactive application note from Agilent Technologies describing basic steps in the design of matching networksLink to Optotek which is the producer of the RF simulation tool MMICADLink to EE3113 "Introduction to RF Circuit Design" which is based on this book