Homebrew PCBs

But if you are using photo process, it's so much easier to just print
onto transparency or vellum, compared to modifying a printer to accept
a PCB.

Steve Greenfield

--- In Homebrew_PCBs@yahoogroups.com, "Leon Heller" <leon.heller@...>
wrote:
>
> I just thought of an different way to make PCBs with an inkjet
printer that 
> might be worth trying. Instead of using special ink printed onto the
copper, 
> which is then cured, how about coating a standard resist-coated
board with 
> gelatine, as is done with with inkjet transparency material? This
will then 
> accept a standard ink, and the artwork can be printed directly onto the 
> gelatine surface. The board is then exposed to UV light in the usual
way, 
> and the gelatine and ink washed off in hot water. The board is then
etched 
> in the usual way. Very fine line widths and good definition should be 
> obtainable, because the artwork is only separated from the resist by
the 
> gelatine.
> 
> I feel that the technique could work, and could give very good results.