[rescue] [off-topic] Vacuuming your servers is like cleaning them with a Van deGraff generator

Derrik Walker lorddoomicus at mac.com
Thu Jul 28 15:12:05 CDT 2011

On Jul 28, 2011, at 03:07 PM, Robert Darlington <rdarlington at gmail.com>

> Why would I, as a designer of boards for mass production, include an extra
> $0.02 part when the fan will never run without me powering it? I can save
> $20,000 on a one million board run just buy cutting out that part. If you
> break it by doing something dumb, my warranty won't cover it and you'll buy
> another one from me. It makes sense to not include protection there.

That's a good point ... after all, any good engineers will tell you to pick
two for product design:

- Fast
- Cheap
- Good

Most companies end up picking the first two.

In any case, if it was something I was designing for myself, you can damn well
bet I'd put the diode and capacitor in.

- Derrik

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