Homebrew PCBs

----- Original Message ----- 
From: "blalor76" <blalor@...>
To: <Homebrew_PCBs@yahoogroups.com>
Sent: Monday, December 21, 2009 12:31 PM
Subject: [Homebrew_PCBs] Eagle design rules for Pulsar toner transfer


> Morning, all.  I'm wondering if anyone has a set of design rules I could 
> use with Eagle to help increase the likelihood of creating a layout that 
> will work well with the toner transfer method and Pulsar's 
> PCB-Fab-in-a-box.  Pulsar's site claims that you can do traces as small as 
> 6mil, which seems much smaller than I need at this time.  For my layout 
> thus far, I'm using 16mil traces which seem to be able to squeeze between 
> DIP pads without too much difficulty, but I'm not sure how far apart 
> traces should be from one another and from pads/holes to avoid shorts, and 
> how large the pads/holes should be to avoid tearing them up when drilling.

You have to suck it and see; there are just too many variables with TT. 
That's why I prefer photo-etch.

Leon