> -----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]
>
>

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