Archive of the former Yahoo!Groups mailing list: Homebrew PCBs

----- Original Message -----
From: "Stefan Trethan" <stefan_trethan@...>
To: <Homebrew_PCBs@yahoogroups.com>
Sent: Thursday, January 05, 2006 5:39 PM
Subject: [Homebrew_PCBs] Autorouters


> What i don't understand about them -
>
> component placement is 99.9% of the routing - most autorouters don't
> change that, so how on earth can they ever be used by anyone with
> acceptable results?

The designer spends a lot of time getting the placement right, and routing
critical tracks manually. A good router like the Pulsonix one I often use
will then generally route the design 100%, or very close to it.

Leon