> -----Original Message----- I've done this in a previous life in order to accommodate a .093 PWB with preselected .063 card guides. There was no copper involved, only laminate. Yes, it was expensive, but I needed more layers, and couldn't fit them onto the thinner material. Tom Hybiske Bose Corporation The Mountain MS 15D Framingham, MA 01701 (508)766-6194 > > I've got a good one for the gurus out there! > > And engineer just asked me if a rigid board could have an > area (an edge > actually) routed such that the overall area of the board is > one thickness > (.125), and the routed area is another (.062) See the side > view picture > below... > > > routed area > \ __________________ > _____| | > .062 |_______________________| .125 > > > > Other than the obvious issues of controlling routing depth, > and I imagine a > hugh cost, what else should I be concerned about? Can it even > be done??? We > were thinking that it might be easier to build two boards and > fuse them into > one, but would the alignment problems kill that idea? > > TIA for any help, > Susy > > Susy Webb, CID > Sr PCB Designer > Carlo Gavazzi Computer Systens > 281-875-1500 x33 > [log in to unmask] > > --------------------------------------------------------------------------------- DesignerCouncil Mail List provided as a free service by IPC using LISTSERV 1.8d To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF DesignerCouncil. To set a vacation stop for delivery of DesignerCouncil send: SET DesignerCouncil NOMAIL Search previous postings at: www.ipc.org > On-Line Resources & Databases > E-mail Archives Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ---------------------------------------------------------------------------------