Re: gEDA-user: powermeter board, with less ground planes :-)

[Joerg <joergsch@xxxxxxxxxxxxxxxxxxxxx>]

Bob Paddock wrote:
>    >> This could create a problem with the Pick&Place machine where your
>    board
>    >> might need two passes on the machine, increasing your assembly
>    charges.
>    >But only on a vintage machine somewhere in a shed that's heated by a
>    >rickety coal stove ...
>    Local CM here, where I worked at one time, is doing $50 Million in
>    business
>    this year.  They have machines with more than one nozzle.
>    I was with them early on, and did work in the bosses garage, designing
>    Coal Mining equipment, for a winter after one of the buildings burned
>    down
>    if that make you feel better.  ;-)
> 
>      Seriously, I've run lots of rather mixed boards and the assemblers
>      never
>      had any beef with that.
> 
>    Ask the person on the line what you can do to improve your board from
>    his/her perspective.   If you don't ask the people doing the work (not
>    the front
>    end customer service/sales people who aren't doing the work)
>    you may never hear any complaints from anyone,
>    because of the "Customer is always right" policy.
> 

I've spent a lot of time on the floor, with assemblers. They are mostly 
concerned about warpage, edge clearances for grabbing boards, heat 
sensitive part. When asked about SMT parts variety the answer was 
usually "Nah, not to worry about that, just try to avoid SMT/TH mix if 
you can".

-- 
Regards, Joerg

http://www.analogconsultants.com/



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