Andrew,

What do you see when you load your gerbers into Camtastic?

That might shed a little light on the problem.

JaMi Smith

* * *

----- Original Message -----
From: <[EMAIL PROTECTED]>
To: "Protel EDA Forum" <[EMAIL PROTECTED]>
Sent: Monday, February 18, 2002 1:35 AM
Subject: [PEDA] Thermals not recognised by our board house


> I've just tried to send our latest Gerbers to our board house, and they
can't
> interpret a thermal aperature embedded in one of the files for a power
plane.
>
> The offending item is:
>
> %AMTHD201*
> 7,0,0,1.400,1.400,0.000,45*
> %
> %ADD201THD201*%
>
> This situation throws up lots of questions:
>
> What am I seeing? A Protel bug or an inexperienced board house? I've heard
dark
> things said about Protel's Gerber generation in the past.
>
> How do I interpret the above if, say, I wanted to hack my own thermal
> aperature? Or if I wanted to work out if a pair of parameters is
impossible
> (e.g. if one figure is an outside diameter and the other is an inner
diameter,
> then setting them both the same would give a zero width line).
>
> Does Gerber have a standard set of aperatures, and does Protel throw in
it's
> own customised ones?
>
> I have other custom thermals on the board. Why aren't these causing
problems?
>
> Our temporary fix is for our board house to hack the aperature, and in the
> meantime I'll experiment with changing my custom thermals, and perhaps
trying
> Protel's default ones.
>
> Andrew Ircha
>
>
>
>
>
> -------------------------------------------------
> This mail sent through IMP: http://horde.org/imp/

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