Dear all, Can anybody clarify the following . What should be the minimum track width for the PCB with copper thickness of 70micron. Any standard rule available. Kindly know the link. Regards G.Ganesh Kumar Engineer - R & D (A Unit of HCL Infosystems ltd.) HCL Peripherals 299, Arcot road, Vadapalani, Chennai - 600026 INDIA Tel - 24800156, 24725375, 24727088 24843566, 24838316 Fax - 91-44-24834563 Email : ggkumar@xxxxxxxx ------------------------------------------------------------------ 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