> Robert Blomstrom wrote: > This allows you to add resistors without > putting them on the surface and without > adding substantial thickness since the layer > is 0.1-0.4 microns thick for the resistive material. > > My facility designs and fabricates using this > technique for designs where the density is too > great to use surface components. What is the cost attributed to this type of process for a typical 4-layer FR-4 PCB? \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_ \_ \_ \_ Todd J. Zorn Email: [log in to unmask] \_ \_ Technical Analyst - PCB Design \_ \_ The Allen-Bradley Company \_ \_ 1201 South Second Street \_ \_ Dept. J8751, Control Logic Phone: (414) 382-3971 \_ \_ Milwaukee, Wi. USA 53204 FAX: (414) 382-3737 \_ \_ \_ \_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_\_