hello steve I unable to find this site www.xy2.com It is jumping to some other site !!! steve weir said: > Vrenda, > > The X2Y web site www.xy2.com has an application note that I wrote for > extracting capacitor parameters. That method uses S21. > > A couple of points: > > 1. The smaller the test board the better to extract the ESL of a raw > capacitor. A 2x2 board will up to 500MHz or so. > 2. The simple single RLC model is overly pessimistic at high > frequency. See the DesignCon 2005 TK7 proceedings. > > Steve > > At 11:46 AM 5/26/2005 -0700, Virendra wrote: >>Hello All, >>I am trying to measure the esl of a ceramic capacitor. >> I have a test board of 2"x 2" for this. I have SMA >>connectors connected to two sides of the test board. >>Now to extract the esl of the capacitor, is it best to >>measure the S11 or S21. >>Given that S21 gives lesser measurement errors does it >>still make sense to measure S21 when the two >>connectors are 2" apart? >> >>thanks in advance, >>virendra >> >> >> >>__________________________________ >>Do you Yahoo!? >>Yahoo! Mail - Helps protect you from nasty viruses. >>http://promotions.yahoo.com/new_mail >>------------------------------------------------------------------ >>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 > > -- "Keep looking foreward" Regards Naren Thesia Member CAD D'GIPRO SYSTEMS PVT. LTD. BANGALORE TEL: 080-25219017/18 (O) ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ This e-mail is intended for the use of the individual or entity named above and may contain information that is confidential and privileged. If you are not the intended recipient, you are hereby notified that any dissemination, distribution or copying of this e-mail is strictly prohibited.If you have received this e-mail in error, please notify us immediately at naren@xxxxxxxxxx and destroy the original message. While this e-mail and any attachments have been scanned for common computer viruses and found to be virus free, we recommend you also perform your own virus checking processes before opening any attachments. ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ ------------------------------------------------------------------ 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