David Challis wrote:
> My company uses Screaming Circuits extensively to assemble pcbs for our
> scientific camera product line (www.qsimaging.com).  We typically do
> prototype runs as small as five boards and small production runs in the 50
> to 200 range with them.  We find that their pricing is best on runs > qty 25
> and repeat jobs. They are not the cheapest you will find, but we prefer to
> pay a little bit more and get boards that work.  ;-)
>
> Overall their quality has been very good to excellent.  The first time we
> run a complex board with them we can expect a few bumps in the road,
> pertaining to placement and kitting.  The are very good at working with you
> during the run if trouble spots arise or if your documentation is lacking.
> They are also great with dealing with part kits with cut tape, loose
> components, etc.
>
> Our boards are doubled sided smd with some through hole, with some very fine
> pitch parts (.6mm pitch), and a total part count ranging from 50 to 400.
> They claim to be able to handle bga, but we haven't tried them on that.  On
> the really tight boards with a run of a 100 or so, we may see one or two
> boards that require simple re-work due to a placement problem.  Their
> customer service is fantastic.
>
> If your runs grow beyond 500 pieces or so, their parent company (MEC) is
> setup to take over the job and is located in the same building.
>
> Overall, highly recommended.
>
> Dave Challis
> Quantum Scientific Imaging, Inc.
>
>   
Thanks, Dave!

Our PCBs are possibly more complex, 6-layers, heavy traces and 2-oz 
material on all layers.
Our PIC provides a built-in self-test. Have you considered providing 
them with a PCB tester
and let them test them all at their place?

--Bob A
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