> 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?


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\_                                                                        \_
\_  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       \_
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