[Soekris] Soekris Net4826-50 mounting

Jingshao Chen jingshao at teekoo.com
Wed Jun 13 23:16:33 UTC 2007


Hi Bob,

Do you have a link to Hammond Industries?

Thanks,
Jingshao

On Wed, Jun 13, 2007 at 07:33:39AM -0400, Bob Camp wrote:
> Hi
> 
> Take a look at Hammond Industries cases. A lot of places sell them  
> including DigiKey. They seem to be a little better made than the ones  
> from Bud.
> 
> If you are going for more than a few hundred cases then custom begins  
> to make sense.
> 
> Bob Camp
> 
> 
> On Jun 13, 2007, at 5:10 AM, ranjith wrote:
> 
> > Hi,
> >
> > Thanks for the answers.
> > Well actually we figured out that it would be better to use a ready  
> > made
> > casing for our requirement and not a custom built one...We would
> > probably look for enclosures on budind.com for that..anyway we  
> > would be
> > going in for metallic casing..so all your answers would help.
> >
> > Thanks
> > Ranjith
> >
> > nicodache wrote:
> >> Hello,
> >>
> >> I'd add that on some "commecial" motherboard (asus, msi, etc), not  
> >> all
> >> the mouting holes are connected together, I've heard about  
> >> motherboard
> >> that died of surge problems with some mouting holes unused.  
> >> However, I
> >> don't know how the mouting holes are on soekris hardware.
> >>
> >> anyway, if you make yourself a case, you might think of using  
> >> standard
> >> mouting brassed screws/spacers, and in that case, you won't have this
> >> kind of problems
> >>
> >> (and if you make yourself a case, would you mind share your case  
> >> plans
> >> with us ?)
> >>
> >> On 6/13/07, Poul-Henning Kamp <phk at phk.freebsd.dk> wrote:
> >>
> >>> In message <1181714569.2611.6.camel at localhost.localdomain>,  
> >>> Ranjith writes:
> >>>
> >>>> Hi,
> >>>>
> >>>> We have purchased Net4826-50 board and case from Soekris. We  
> >>>> would be
> >>>> mounting the board in another custom built casing.
> >>>> Please guide as to whether we can either use metallic or non- 
> >>>> metallic
> >>>> mounting plate for the same? Would the choice of the mounting plate
> >>>> material really matter?
> >>>>
> >>> Depends what exactly you are doing with it, it's hard to give
> >>> blanket advice about something like that.
> >>>
> >>> You need to decide up front if you want your (presumably) metalic
> >>> enclosure to have electrical connection to the GND potential of
> >>> the 4826.
> >>>
> >>> Choosing that this should _not_ be the case puts your soekris
> >>> at a healthy danger because it will have to take all static
> >>> electricity spikes on its own, whereas if you keep a common
> >>> reference potenential for the entire enclosure the box will
> >>> usually take the hit.
> >>>
> >>> Having decided what to do about your reference potential, you need
> >>> to figure out how to do it.  A metalic mounting plate with metalic
> >>> spacers is normally an OK reference connection, if you use isolating
> >>> spacers or isolated mounting plate, you would need to add a wire
> >>> from one of the mounting holes on the soekris to your reference
> >>> potential.
> >>>
> >>> --
> >>> Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
> >>> phk at FreeBSD.ORG         | TCP/IP since RFC 956
> >>> FreeBSD committer       | BSD since 4.3-tahoe
> >>> Never attribute to malice what can adequately be explained by  
> >>> incompetence.
> >>> _______________________________________________
> >>> Soekris-tech mailing list
> >>> Soekris-tech at lists.soekris.com
> >>> http://lists.soekris.com/mailman/listinfo/soekris-tech
> >>>
> >>>
> >> _______________________________________________
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> >>
> >
> >
> > -- 
> >
> >
> > _____________________________________________________________
> >
> > Thanks & Regards
> > Ranjith
> >
> > Amrita Research Labs
> > Amrita Vishwa Vidyapeetham
> > Amritapuri P.O
> > Kollam, Kerala - 690525
> >
> > Ph:0476-2896318/2896328
> > Extn: 4102
> >
> > http://arl.amrita.edu
> >
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> >
> 
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