[Buildroot] OT: ideas for embedded computers?

[bruce bushby]

There is also Pandaboard (http://pandaboard.org/)



On Thu, Feb 24, 2011 at 12:26 PM, Michael S. Zick <minimod at morethan.org>wrote:

> On Wed February 23 2011, Kyle Hayes wrote:
> > Our application is "mild industrial".  Our systems are installed in
> existing
> > telephone closets etc. where there is little ventilation but temperatures
> in
> > the buildings are kept for human comfort.  Generally the environment is
> not
> > above 25C.
> >
>
> Oops -
> That certainly must depend on what part of the world your product is in.
>
> A (telephone) equipment closet is rarely serviced by the building's HVAC
> and in the USA the design point used in the telephone industry is 140F
> (60C).
>
> Plus, in areas where energy conservation is a concern, HVAC systems are
> turned
> off or set to minimum outside of "office hours" (like weekends).
>
> Since the lifetime of a silicon device is halved by every 10C increase in
> operating temperature. . . .
> Save yourself a lot of product grief by setting your maximum temperature
> design point higher, a lot higher than 25C.
>
> Mike
> PS: If you keep your off-site backups on CD in a bank vault -
> It is rare that bank vaults have HVAC - your CDs are probably melting
> every summer weekend.
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