[SI-LIST] Re: SATA board to board connector question

  • From: olaney@xxxxxxxx
  • To: leeritchey@xxxxxxxxxxxxx
  • Date: Mon, 27 Aug 2007 16:00:31 -0700

Further down in the message you replied to, you will find Jeff's link:

"> > url to my study on microstrip vs. stripline loss:
> > http://pcdandm.com/cms/content/view/2572/95/
> > "

            Orin Laney

On Mon, 27 Aug 2007 15:51:32 -0700 "Lee Ritchey"
<leeritchey@xxxxxxxxxxxxx> writes:
> Orin,
> I'm not sure what article you are referring to, but if they are the 
> two
> columns in Circuitree, the material in question is FR408 not 
> Nelco4000-13SI.
> I'd be interested to know what the nasty FR-4 is you speak of is.  
> I've not
> seen any that is all that bad.  I've seen glass weaves that ar 
> eterrible,
> but that is independent of the resin system.
> We are all interested in making things work for the lowest possible 
> cost
> and that means avoiding expensive "microwave" material if possible.  
> In
> most cases it turns out it it.  
> As always, it takes good analysis to decide what good enough is as 
> you
> point out.
> Lee
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