Homebrew PCBs

roel_cnc wrote:
> i already use dry film - spray etch and cnc drilling and works for 
> several years now .
> 

How do you apply the dry film ?

  I have been applying dry film with a wetted hand roller, see:
http://groups.yahoo.com/group/Homebrew_PCBs/message/2709


And I'm really interested how you managed to get a spray 
etching machine for home use, and would also be curious in 
the concept of its design. ? I am in the process of 
designing my own.

Adam