Hi Pawel, You can try to use two freewares: 1. 'TXLINE' From AWR: http://www.mwoffice.com/products/txline.html 2. 'AppCAD' From Agilent http://www.hp.woodshot.com/ Both have CPW in the models. Ming -- Ming J. Tsai, Ph.D. Staff Hardware Development Engineer Product Technology - Hardware Design Group XILINX Telephone: 408-626-6260 E-Mail: ming.tsai@xxxxxxxxxx Pawel Rulikowski wrote: > Hello all, > I have short but vital for me question - Does anyone know some formula or > relations for calculation of the propagation delay through coplanar > waveguide? I found many articles about microstip and stripline but nearly > null about coplanar waveguides. > Thank You in advance > > Pawel Rulikowski > > -------------------Legal Disclaimer--------------------------------------- > > The above electronic mail transmission is confidential and intended only for > the person to whom it is addressed. Its contents may be protected by legal > and/or professional privilege. Should it be received by you in error please > contact the sender at the above quoted email address. Any unauthorised form > of reproduction of this message is strictly prohibited. The Institute does > not guarantee the security of any information electronically transmitted and > is not liable if the information contained in this communication is not a > proper and complete record of the message as transmitted by the sender nor > for any delay in its receipt. > > ------------------------------------------------------------------ > 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 FAQ wiki page is located at: > http://si-list.org/wiki/wiki.pl?Si-List_FAQ > > List technical documents are available at: > http://www.si-list.org > > 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 FAQ wiki page is located at: http://si-list.org/wiki/wiki.pl?Si-List_FAQ List technical documents are available at: http://www.si-list.org 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