Mail Archives: geda-user/2012/12/13/20:20:13

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Date: Thu, 13 Dec 2012 20:19:45 -0500
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From: DJ Delorie <dj AT delorie DOT com>
To: geda-user AT delorie DOT com
In-reply-to: <> (message from
John Doty on Thu, 13 Dec 2012 18:16:34 -0700)
Subject: Re: [geda-user] Find rat lines
References: <20121204183305 DOT 6b04c0dc AT jive DOT levalinux DOT org> <20121208112649 DOT 388a9d22 AT jive DOT levalinux DOT org> <1355011808 DOT 19390 DOT 8 DOT camel AT localhost> <alpine DOT DEB DOT 2 DOT 00 DOT 1212090407031 DOT 26605 AT igor2priv> <1355188647 DOT 12937 DOT 14 DOT camel AT localhost> <A7B4EDBD-3704-4837-9350-A16559C60A2A AT noqsi DOT com> <201212140010 DOT qBE0ABjV023762 AT envy DOT delorie DOT com> <172CCAAB-0423-43EF-8A04-5A9961F1D5B9 AT noqsi DOT com>
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> To expand on my confusion, I cannot understand how this could be
> difficult given that pcb is supposed to create a geometric
> arrangement of conductors and insulators implementing a netlist. But
> I find pcb very confusing in general. I cannot actually find in its
> design the concepts of "conductor", "insulator" and "geometry".

Your error is in the "is supposed to" assumption.

The purpose of PCB is to help people design circuit boards.

Your conductor/insulator/geometry paradigm is one of many ways to
acheive that goal, but it is not the way PCB chooses to solve it.

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