Homebrew PCBs

It is referenced in the links, but take a look at 

http://www.prototrains.com/etch1/etch1.html
http://www.prototrains.com/etch2/etch2.html

The etch2 page has a comment about use of the sun. Based on that I
think the sun should work just fine.


--- In Homebrew_PCBs@yahoogroups.com, DJ Delorie <dj@...> wrote:
>
> 
> It's very uniform and highly collimated, but is it strong enough?
>