Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.
Do a site search for FR4. This topic has been discussed to death before. In general, since FR4 was not intended originally for RF, the dielectric constant does not have a specific value all vendors design to. It varies over a very wide relative range because of the different ratios of chemical components used by different vendors.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.