On Jun 29, 2017, at 20:45, Luke Kenneth Casson Leighton <[email protected]> wrote: > On Fri, Jun 30, 2017 at 3:32 AM, Richard Wilbur > <[email protected]> wrote: >> Until I get an opportunity to review the design files it is difficult to >> make detailed recommendations. Have you identified which signals are >> affected? > > no - i do not have access to equipment which will allow me to make > such a determination.
I guess you would need a pretty fast oscilloscope with at least 1 GHz bandwidth >> Have you been able to determine which signals are leaking into the affected >> signals? > > ditto... basically this is all guess-work and experimentation. > > ok, so what i'm planning to do, richard, is a redesign of this entire > area, starting by widening the PCB by 1mm. this should allow me to > put several diff-pairs on the same layer (i'll start by trying to put > them all on layer 3, see how that goes). > > would you be happy to advise before it goes to pre-production? > > l. > > _______________________________________________ > arm-netbook mailing list [email protected] > http://lists.phcomp.co.uk/mailman/listinfo/arm-netbook > Send large attachments to [email protected] _______________________________________________ arm-netbook mailing list [email protected] http://lists.phcomp.co.uk/mailman/listinfo/arm-netbook Send large attachments to [email protected]
