kicad-developers team mailing list archive

[Wayne Stambaugh <stambaughw@xxxxxxxxxxx>]

On 10/11/2010 4:21 PM, Brian F. G. Bidulock wrote:
> Wayne,
> 
> On Mon, 11 Oct 2010, Wayne Stambaugh wrote:
>> for some reason 4.3 sticks in my head but it has been a while since I have
>> looked at this code ) so it is less of an issue in this case.  Before someone
>> gets upset, I'm not suggesting that PCBNew should not support the maximum
>> resolution of RS-274X, I'm merely commenting that it currently does not.
> 
> It currently always plots 2:4 imperial, which causes the same problems
> going into the fabricator's CAM system.  Other tools typically plot 3:5
> metric (which _is_ 10 nm or precisely what is required to precisely align
> imperial and metric grids).
> 
> Its funny but the NC drill files can be output metric, which will cause
> the holes to misalign with the pad flashes and cause havoc for less
> forgiving CAM systems too.  It was easy enough to expand the plot dialog
> to allow the user to select the precision of the RS-274X plots.

Did you submit a patch for this?  I don't remember seeing one.  I see this as
something other folks (myself include) would be interested in.

Wayne

> 
> --brian
> 
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