Todd, Actually the diagram is only clear for one differential 4-port path without DC biasing networks or coupling to other circuits. How will a standard handle these? Scott -- Scott McMorrow Teraspeed Consulting Group LLC 121 North River Drive Narragansett, RI 02882 (401) 284-1827 Business (401) 284-1840 Fax http://www.teraspeed.com Teraspeed® is the registered service mark of Teraspeed Consulting Group LLC > 2) Here's the thing - I look at slide 10 in > http://www.vhdl.org/pub/ibis/summits/feb09/hawes.pdf[1] and it's clear to me > what the syntax is, and how the S-parameter data is being used. Of course, > I'm close to the issue and have that advantage. Making sure this is clear > toeveryone is exactly what the standardization process is all about. > > ------------------------------------------------------------------ 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 Old (prior to June 6, 2001) list archives are viewable at: http://www.qsl.net/wb6tpu