Homebrew PCBs

Eagle has some nice ULP's but it is sort of awkward.  Does anyone know
the difference between a "bus" and a "net"?  
Thanks


--- In Homebrew_PCBs@yahoogroups.com, "Dave Mucha" <dave_mucha@y...>
wrote:
> --- In Homebrew_PCBs@yahoogroups.com, "Hugh Prescott" <hugh345@a...> 
> wrote:
> > You need the gcode.ulp user loadable program fron the Eagle site. 
> It downloads as a zip file.
> > 
> > 
> > Then you load and run the gcode.ulp file.
> > 
> > 
> > Hugh
> > 
> 
> There is also a file from John K called titfortat.dxf in the files 
> section that shows trace isolation as well.
> 
> also, this link (copyin files sectin under daves drill press.
> http://www.eee.nott.ac.uk/wwwflr9/examples.pdf
> 
> I've just downloaded the turbocnc list with PGOffline
> 
> Here is a link I pulled.  I added a copy in the files section under 
> isolation.pdf.
> 
> There was also a note that Eagle does the trace isolation output !
> 
> I'm going to have to look into Eagle !
> 
> Dave