Hi Nimish, Howard Johnson has just published a new book which is a very good read if you are new to the subject. High Speed Signal Propagation: Advanced Black Magic Dr Howard Johnson There is an extensive section on Via's and ways to keep out of trouble when routing high speed traces. Very readable and recommended.. Kind regards Martyn Gaudion www.polarinstruments.com At 15:08 27/06/2003, you wrote: >Hi >I am new to this list. Can you tell me how to model via for signal = >integrity analysis in a multilayer boards. >What are the other requirements to do a multilayer board simulation else = >IBIS model. Need Help. > >Regards >Nimish >------------------------------------------------------------------ >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 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 > ------------------------------------------------------------------ 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 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