On Tue, Oct 24, 2006 at 02:01:20PM +0100, Dieter wrote:
> > A: Raw parts cost
> > B: Engineering costs (design, testing, etc.)
> > C: Other handling costs (overhead, packaging, etc.)
> > D: Failure rate buffer (bad boards, warranty returns, etc.)
> > E: Maximum discount
> > F: Manufacturer profit
> > G: Wholesaler profit
> > H: Retailer profit
>
> > What I want to figure out here is (a) what other costs needs to be
> > accounted for, and (b) how the factors should relate to each other
> > mathematically.
>
> Does 'A' include board stuffing and soldering? Testing?
>
> Awhile back you were unhappy with the idea of having the board assembly
> company also do the testing, fearing that bad boards would slip though.
> Yet that would be the most efficient method. One set of people to train,
> no shipping if rework is needed, the ability to shut the line down if a
> problem develops, etc. The trick is to find a board assembly company that
> provides high quality work at a reasonable price.
There are a lot of good contract assembly plants that focus on
quality. The ones I've worked with aren't really optimized for small
production lots like 100 boards, though.
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