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A while back I was wanting to make a metal box to sleep in, and searched
hard for EMF guidlines. The best I found was the attached, for what it's
worth. It was saved incomplete, so you'll have to re-fresh it.

Regards
Roland

At 05:28 PM 25/02/04 +0000, you wrote:
>This is not really a PIC question, but I really need some quick pointers
>so apologies for a slightly OT posting...
>
>I have just been asked to put together a design for an In-Car PC system
>to go into emergency service vehicles, and which must radiate almost no
>RF. I'm planning to go for a Mini-ITX form factor motherboard (the
>CL1000 mobo) and a battery backed 12v PSU / UPS controlled by a PIC.
>
>The whole caboodle will go into a custom made metal enclosure with a lot
>of attention to RF shielding, to ensure that no RF leaks out of the vent
>holes etc. I'm worried about how to prevent RF from escaping out of the
>Kbd, VGA, Serial etc cables and was considering a 'filter-pcb' to filter
>all communications to the outside world.
>
>I know absolutely zilch about RF / EMC issues, so if anyone can point me
>towards any URL's where I can learn the tricks of the trade, or just
>advise what works and what doesn't, that would be great.
>
>Thanks, Peter Moreton
>
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>

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Regards
Roland Jollivet


JeM Electric cc
PO Box 1460
Kloof
3640
Kwazulu Natal
South Africa
Tel: +27 31 7024412
Fax: +27 31 7011674
Cell: +27 83 255 6017
Email: enquiries@caon.co.za

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