> I'd like to figure out the resistance between two points on a PCB. > I've used the sheet resistance "square" trick before for trivially > simple shapes but now I'm looking at a shape that I'm not really sure > how to turn into component squares. ... In case the paperwork approach doesn't work out... Have you considered building a scale model? Just take some PCB material with copper on at least one side and cut it to the right shape. Then measure. -- The suespammers.org mail server is located in California. So are all my other mailboxes. Please do not send unsolicited bulk e-mail or unsolicited commercial e-mail to my suespammers.org address or any of my other addresses. These are my opinions, not necessarily my employer's. I hate spam. ------------------------------------------------------------------ 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