Homebrew PCBs

On Mon, 23 May 2005 06:02:43 -0400, Alan King <alan@...> wrote:

>
>   Looking around on the net the cost per board goes down drastically  
> after the
> $300 mark if they let you panelize, but it's still terrible compared  
> $2/pcb
> sheet and making your own boards for anything simple.  I need 2.5" and  
> 4" rounds
> by the hundreds shortly, near perfect and 5 minutes soon won't be  
> enough, I need
> just about no involvement.  Like laser printing on the copper, it is  
> time to
> make it work one way or another.  After the aluminum foil, I think it  
> could work
> straight to board with some heavy work.  But for simplicity first to see  
> about
> something that wipes or sprays on, non-conductive for imaging, etched by  
> acid,
> and toner melts through so it doesn't get etched under.  Maybe something  
> will
> fit that bill..
> Alan


Denny mentioned using a silicone roller under the drum to take the toner,  
and trasnfer it to a heated board.
Me personally, i think it is too complicated a mod to be worth the  
time-savings, but if you want to try...


ST