[SI-LIST] Re: 90 degree bend
- From: "Lee Ritchey" <leeritchey@xxxxxxxxxxxxx>
- To: "Andrew Ingraham" <a.ingraham@xxxxxxxx>, si-list@xxxxxxxxxxxxx
- Date: Mon, 30 Aug 2004 09:40:58 -0700
This is another of those statements that are not true and should not be
repeated. Where did this one start?
I use right angle bends in every signal, or rather, I allow them, even 2.4
GB/S.
How long will it take to get the misinformation purged from our profession?
Lee W. Ritchey
Speeding Edge
P. O. Box 2194
Glen Ellen, CA 95442
Phone- 707-568-3983
FAX- 707-568-3504
I just used the energy it took to be angry to write some blues.
Count Basie
> [Original Message]
> From: Andrew Ingraham <a.ingraham@xxxxxxxx>
> To: <si-list@xxxxxxxxxxxxx>
> Date: 8/30/2004 9:13:51 AM
> Subject: [SI-LIST] Re: 90 degree bend
>
> The other problem is that right-angle bends tend to concentrate etchant
and
> may result in over-etching the trace a bit in the corner. Presumably it
can
> lead to a break in the trace.
>
> For most of us, that's the reason why we don't use right-angle corners.
The
> electrical effects become noticeable if you're doing multi-GHz boards.
>
> Regards,
> Andy
>
>
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