Anyway, we have already plenty of things to do so I'd relay on existing backplane at the moment:)
On 8 April 2016 at 12:51, Grzegorz Kasprowicz <kaspr...@gmail.com> wrote: > Well, I don't have such template so all must be done from scratch. > It's really big piece of PCB, we need at least 6..8 layers so just tooling > is a few k$. > The AMC backplane offered by Schroff has at least 20 layers. > Greg > > On 8 April 2016 at 12:39, Sébastien Bourdeauducq <s...@m-labs.hk> wrote: > >> On Friday, 8 April 2016 12:37:02 PM HKT Grzegorz Kasprowicz wrote: >> > Modification of the backplane is quite difficult and expensive. >> >> If we have a minimalistic backplane with just power, maybe IPMI, 4x >> differential pairs between MCH and each AMCs, and clock - why is that >> particularly expensive? >> >> Sébastien >> >> >
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