[sdiy] split ground plane

[cheater cheater]

> Additionally, wouldn't a signal trace that crosses a split ground plane be
> simillar to a patchcord in a modular?

Can you elaborate please, Daniel?

On Thu, Aug 7, 2008 at 8:50 PM, Daniel Kruszyna <dan at krue.net> wrote:
> Daniel Kruszyna <dan at krue.net> wrote:
>> I'm working on a pcb with separate analog and digital ground planes.
>
> Well, it's been a while, but I'm now starting to work on this layout again.
> I've done a lot of reading, and most sources recommend to NOT split the ground
> plane. They recommend spliting the power plane instead, and keeping each set
> of signals separate in the layout.
>
> This board is going into a modular synth, with separate -15v/+15v and +5v
> supplies. I've tied the grounds of the two supplies together at their source.
> Might it cause problems if the grounds are also connected at each module?
> Shouldn't the grounds be connected at only one point?
>
> Additionally, wouldn't a signal trace that crosses a split ground plane be
> simillar to a patchcord in a modular?
>
> -- Daniel
>
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