kicad-developers team mailing list archive

[Wayne Stambaugh <stambaughw@xxxxxxxxx>]

On 3/25/2015 1:02 PM, Vesa Solonen wrote:
> 25/03/15, 17:36, Wayne Stambaugh kirjoitti:
> 
>> to do with your changes.  I have to keep a build of 3.0.1 to do mirrored
>> printing so I can etch prototype boards.  I'll test this on linux when I
> 
> Even nicer for prototyping is importing the .ps or .pdf to Inkscape, do
> panelization and alignment, printing from inkscape, folding the paper on
> a light table (for double sided mask), taping the diagonal side for
> locking the layers, cutting the corner to make room for laminate
> thickness, slip the pretreated laminate in and run it through the heater
> press rolls...

This is pretty much what I do using a laser printer and thermal transfer
paper.  Although I'm only doing design prototypes so panelization isn't
necessary.  Thanks for the information.

> 
> The keys for success are proper copper activation (any detergent with
> ethanolamines), proper paper (e.g. Novatech Easy Matt 70 g/m²) and laser
> printed four colour black. In case you are going with the
> UV-photolithography, the inkjet printed cyan plus yellow (green) will
> give you the best UV-absorbance, better resolution and way less holes
> than cheap black laser. Fiddling with solvent vapor levelling the laser
> transfer is mastering the finesse, but may be worth it if perfect large
> area planes are needed.
> 
> -Vesa
> 
> 
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