> In a previous life, I did Ethernet physical layer design/testing on
> servers for a major computer manufacurer (rhymes with "Hell").  Without
> fail, the first pass of Ethernet designs done would not pass the IEEE
> 802.3 physical layer specifications, *unless* they used an integrated
> magnetics.  Return loss, signal integrity, or Hipot- doing the design
> right (for interoperability) is quite hard.
>  =20
How many people are there who both care about it being "right" and are=20
making
small enough volumes that the extra design effort is sigificant?
--=20
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