Hello,

In this case, we use v-grooving and SMD 0 ohm
with a convenient foot-print, for each
net (if not too many!) crossing over.

We naturally have 2 "plans d'implantation" depending
upon the cutted/non cutted PCB part.

Have a nice day,

Rudolf Schaffer

R&D Engineer
Phone +41 32 754 38 33
Fax     +41 32 754 38 36
Web   www.livetools.tv
----- Original Message -----
From: "Bagotronix Tech Support" <[EMAIL PROTECTED]>
To: "Protel EDA Forum" <[EMAIL PROTECTED]>
Sent: Monday, June 24, 2002 9:16 PM
Subject: [PEDA] PCB breakoffs


> Hello, all:
>
> We have had our domain transferred to a new ISP last week, so e-mail has
> just begun working normally (I hope!).
>
> Anyway, I want to make a PCB that has a "break-off" area with extra
> circuitry on it.  The idea is that some users may not need the extra
> circuitry, so they can break off that area of the board to reduce the
size.
> I know this is easy for cheap PCB material (phenolic, etc.) but does this
> work with FR-4 and such?
>
> If this is feasible with FR-4, what technique should I use to make the
> break-off?  I assume I will have to lay out a bunch of unplated holes
spaced
> in a line, with traces going inbetween holes.  And I assume that the way
to
> indicate this to the fab is to put comments on the drill layer.
>
> Thanks in advance for your help.  If no one replies, I will assume our
> e-mail still isn't working right.
>
> Best regards,
> Ivan Baggett
> Bagotronix Inc.
> website:  www.bagotronix.com
>
>
>
>
> ************************************************************************
> * Tracking #: E0D56A16817ACA4091A0139DC100BD9938215AA3
> *
> ************************************************************************


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