Re: gEDA-user: Plastic Ball Grid Array (PBGA) packages?

[Kenneth Long <kelong_2000@xxxxxxxxx>]

can you post photos of this? its very interesting!

regards,
Ken


--- "M. P. Dickens" <mpdickens@xxxxxxxxxx> wrote:

> Dark IR is nothing more than ir energy that is not
> visable to
> the human eye. For instance, IR heat lamps used to
> heat food are
> red. OTOH, ceramic fixtures and bulbs made of
> ceramic emit ir
> energy without producing any (Or very few) photons.
> In recent years,
> dark IR become come into wide spread use in many
> industries
> because it is more energy effiecent (Costs less to
> operate).
> 
> Metal finishing shops use it to cure powder coatings
> on metals. Paint
> shops use it to cure specialty paints (The aerospace
> industry). It's
> even in use in the board assembly and rework
> industries (Which is
> how I got the idea in the first place). Ersa was the
> first company
> in the assembly/rework of PCB's to introduce
> products based on
> dark IR (They pioneered it for PCB's and received a
> lot of industry
> awards for their work). If you go to the Ersa web
> site, you'll find
> a couple of assembly and rework machines based on
> this technology.
> If you only want to look at dark ir fixtures, here
> is a link
> to a reseller:
> 
> http://www.morelectric.com/
> 
> FWIW, I use ceramic elements manufactured by
> Salamander. They are
> priced well, have a long life and are easy to
> obtain.
> 
> 
> Regards
> 
> Marvin Dickens
> 
> 
>  > Karel Kulhavy wrote:
> > What is dark IR? I know what IR is but don't know
> what a dark IR is.
> 
> 


=====
Kenneth James Long II
a man in love with his wife...


		
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