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Subject:	Re: [geda-user] RS-274D Gerber Conversion
To:	geda-user AT delorie DOT com
References:	<e226233c-616a-e5f0-9689-1b9080b3e7ad AT q40 DOT de>
	<CAHUm0tMrVKhrosLau0vz_CVsYF5N0qFjqz2HUM-n4kfs+kWWKw AT mail DOT gmail DOT com>
From:	"Derek Stewart (derek AT q40 DOT de) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
Message-ID:	<c1d08d24-fb76-a524-ad55-82929e317729@q40.de>
Date:	Mon, 20 May 2019 09:19:37 +0100
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Hi Erich,

PCB Elegance uses Viewplot 2.0, which did load the RS-274D Gerber 
correctly, but I need to pay 600 Euros for a Licence key to save the 
Gerber files in RS-274X format.

I will try your utilities, I was hoping Gerbv could lod in the older 
Gerber file format.

Regards,

Derek

On 19/05/2019 18:30, Erich Heinzle (a1039181 AT gmail DOT com) [via 
geda-user AT delorie DOT com] wrote:
> The now open source tool "pcb elegance" gerber load code appears to cope 
> with gerber aperture files. You may be able to load up the old gerbers 
> and aperture files and then attempt export of rs-274x gerbers from pcb 
> elegance.
> 
> Once you have rs-274x gerbers, they xan be turned intoa footprint with 
> translate2geda or translate2coralEDA for loading into gEDA pcb or into 
> pcb-rnd.
> 
> I managed to get pcb elegance running under wine on lubuntu. Their 
> gerber viewing tool seems to cope better with loading polygonal flashed 
> apertures than the pcb tool, but this should not be an issue for a 1990s 
> rs-274d board iiuc.
> 
> Failing that, i could try to add the ability to load an aperture file in 
> conjunction with a gerber file in my utilities translate2geda and 
> translate2coralEDA (available on github).
> 
> translate2coralEDA exports proper padstacks for pcb-rnd with polygonal 
> pad definitions, allowing round rect, obround, square, rect, circular, 
> etc pads, which may not be an issue for a 1990s board, but, you may be 
> able to take advantage of the padstack prototypes in pcb-rnd to add 
> drills to all padstacks of the same geometry, for example, in one fell 
> swoop, since a gerber layer will not include drill information.
> 
> Good luck!
> 
> Erich
> 
> 
> 
> 
> On Sun, 19 May 2019 18:18 Derek Stewart (derek AT q40 DOT de 
> <mailto:derek AT q40 DOT de>) [via geda-user AT delorie DOT com 
> <mailto:geda-user AT delorie DOT com>], <geda-user AT delorie DOT com 
> <mailto:geda-user AT delorie DOT com>> wrote:
> 
>     Hi,
> 
>     I have an old computer project designed in the late 1990s, for a 68060
>     single board computer, I used to produce, from Gerber files in RS-274D.
>     But not many PCB manufacturers use the RS-274D format.
> 
>     The Gerber files were produced in PCAD for DOS, which I have never
>     found
>     an implementation of PCAD, Protel, Tango PCB or Altium Designer to read
>     the binary PCB files.
> 
>     I would like to make some more PCBs, but I only have the RS-274D Gerber
>     files, what is hte best way to convert them to RS-274X or more modern
>     standard.
> 
>     -- 
>     Regards,
> 
>     Derek
> 

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