Homebrew PCBs

it's used to cut patterns into wood panels -- so folks can put their trademark or brand identification on before finishing. It's about the size of a refrigerator, and -- doesn't use servo's.  Obviously you have to adjust the cutting speed and the removal of debris and smoke to get the kind of resolution you need.


--- In Homebrew_PCBs@yahoogroups.com, Kamal Shankar <kbshankar2000@...> wrote:
>
> Using a 2.5kW CO2 laser you could probably directly cut the copper layer of the PCB without any need to etch it!
> 
> What kind of paint do you use as a resist?
> 
> 
> 
> >________________________________
> >From: Jeanette <jdwalton@...>
> >To: Homebrew_PCBs@yahoogroups.com
> >Sent: Friday, July 8, 2011 4:49 AM
> >Subject: [Homebrew_PCBs] Re: Laser cutting for DIY PCB
> >
> >
> >  
> >We use a 2.5kW CO2 laser for embossing -- in our application it's very important to use a ventilator -- elsewise the "contrastiness" is impaired -- just as if you were using a camera with a dab of finger grease on the lense.
> 
> [Non-text portions of this message have been removed]
>