> I dont recall off-hand how the popular SI books address this question. > Surely you will find the > fundamental pieces to the answer in most books, though you may need to put > the final answer > together yourself. An excellent explanation for the shape of S-parameters is presented in the following book: Greg Edlund, " Timing Analysis and Simulation for Signal Integrity Engineers", Pages 97 - 100. Kind Regards, Abe Riazi Broadcom Corporation ------------------------------------------------------------------ To unsubscribe from si-list: si-list-request@xxxxxxxxxxxxx with 'unsubscribe' in the Subject field or to administer your membership from a web page, go to: //www.freelists.org/webpage/si-list For help: si-list-request@xxxxxxxxxxxxx with 'help' in the Subject field List technical documents are available at: http://www.si-list.net List archives are viewable at: //www.freelists.org/archives/si-list or at our remote archives: http://groups.yahoo.com/group/si-list/messages Old (prior to June 6, 2001) list archives are viewable at: http://www.qsl.net/wb6tpu