Homebrew PCBs

you may try kicad, it have option to mirror and ploting negative..

--- On Thu, 8/20/09, pr0pert <propert@...> wrote:

From: pr0pert <propert@qwest.net>
Subject: [Homebrew_PCBs] Re: Making negatives
To: Homebrew_PCBs@yahoogroups.com
Date: Thursday, August 20, 2009, 2:06 PM






 




    
                  --- In Homebrew_PCBs@ yahoogroups. com, DJ Delorie <dj@...> wrote:

>

> 

> "leon Heller" <leon355@... > writes:

> > DJ reckons they are about the same. I have to use the more expensive

> > JetStar Premium with my HP 5940, the ordinary stuff was OK with the

> > Epson printer I used to use.

> 

> IIRC the difference is that premium supports both ink and pigment, the

> other only supports one.  My printer happens to be the type that they

> both support, so I see no difference.

>

OK I've ordered some Silkjet media and I'm ready to try this, but I

may have gotten ahead of myself. It seems all the PCB editors 

output positive prints. How are you getting a negative print to be

able to use a negative process resist? Is there a way of doing this 

with a gerber file? Hidden options for printing? turning the printer 

upside down ;)?




 

      

    
    
	
	 
	
	








	


	
	


      

[Non-text portions of this message have been removed]