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

----- Original Message -----
From: "David McNab" <david@...>
To: <Homebrew_PCBs@yahoogroups.com>
Sent: Monday, June 20, 2005 3:19 AM
Subject: [Homebrew_PCBs] bigger boards on Eagle Light


> Hi all,
>
> For now, I'm quite ok with the 80mm x 100mm board size restriction in
> the free 'Light' version of Eagle.
>
> However, I might soon need to do bigger boards.
>
> So a very simple idea hit me for how to do this in Eagle Light.
>
> Assume we want boards up to 320 x 400 mm.
>
> The obvious recipe would be:
> - use an 80 x 100 board
> - create a custom component library
> - populate this library with all the components one uses
> - edit the components' packages artwork, scaling them down to 1/4
> of their size - pads, holes, the lot
> - do 'Edit'/'Design Rules', and scale everything down to 1/4 of the
> original values - trace widths, clearances etc
> - in the board editor, scale the grid down to 1/4 the size
> - if autorouting, scale the routing grid to 1/4 the size
> - when printing out the artwork, scale it up to 4x the size
>
> Rather time-consuming, but something I'm likely to try on a temporary
> basis while I'm getting the money together to pay for Eagle Standard.

Another thought, why not design the bigger board as two boards, and put the
two pieces of artwork together?

Leon



--
No virus found in this outgoing message.
Checked by AVG Anti-Virus.
Version: 7.0.323 / Virus Database: 267.7.8/22 - Release Date: 17/06/2005

---
[This E-mail has been scanned for viruses but it is your responsibility
to maintain up to date anti virus software on the device that you are
currently using to read this email. ]