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From: "Frank Bemelman"
References: <firstname.lastname@example.org> <email@example.com>
Subject: Re: What are these terms in PCB design?
Date: Fri, 4 Oct 2002 17:05:20 +0200
X-Newsreader: Microsoft Outlook Express 6.00.2600.0000
Organization: EuroNet Internet
NNTP-Posting-Date: 04 Oct 2002 15:08:57 GMT
"The little lost angel" schreef in
> On Thu, 03 Oct 2002 18:16:38 GMT, "Spehro Pefhany"
> >DON'T depend on the name alone. Put some text on the board that is
> >"right-reading", so they can flip the layer if required to get it right.
> >It can be a PITA to have to put parts in the wrong side (made that
> >ONCE on a prototype single-sided board). ;-)
> Okie, good advice! I'll probably put something really idiot proof like
> "This side facing you on the monitor is the solder side (Do not print
> this on the final PCB)"
> >Yup. But make sure your program uses "thermals" to make the soldering
> >easier (the good ones do, and automatically).
> Erm, thermals??
Copper gets poured around the pad with a small gap, and 4 little
bridges connect the pad with the surrounding copper. Makes it
easier to heat up the pad during soldering - try soldering something
on large copper area, and you will understand the need for 'thermal
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