> On 11/22/06, Martin K <martin-distlists@nnytech.net> wrote:
>> You have to make/buy stencils though and get the solder paste right?
>> That would be pretty convenient if I was making many boards.

Shawn Wilton wrote:
> Yes.  Stencils come in two varieties.  Mylar, and Stainless steel.  The
> stainless is by far the way to go, but those are around $150-$200 a piece
> versus $50 for the mylar stencil.  If you're pin pitch is large enough, 
> then
> you can go Mylar.  I would not attempt making my own stencil.
>
> Solder paste will do many small (3"x4") boards.  I have done probably 30
> boards for various projects and I'm down no more than 1/4 of my first jar 
> of
> paste.

No, we do not use stencils, because normally we only make one or two 
prototypes before a design goes into production. So I just take the syringe, 
and apply solder paste direcly to each pad. And the small syringe of solder 
paste that we bought from Digikey seems to last forever.

See this page: http://www.seattlerobotics.org/encoder/200006/oven_art.htm

Best regards,

Vitaliy


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