Maximum of how many wireless cards

Jim Thompson jim at netgate.com
Mon Jul 12 05:46:12 EDT 2004


I've put Prism2.5 5 cards in a single box, with no RF coupling.  The 
other issues abound,
and are easy to prove.

I have (ahem) some experience with other chipsets in similar 
situations, but this is the 'hostap' list,
and I'm trying to stay on-topic.

On Jul 12, 2004, at 1:34 AM, Denis Vlasenko wrote:

> On Monday 12 July 2004 11:22, Jim Thompson wrote:
>> The referenced study is full of poor assumptions.  It assumes a card
>> with 50dB of ACR, for instance.
>
> I think the main problem with several cards in one box is strong
> RF interference via PCB. I was unable to shield cards from each
> other. The only way to stop it was to keep 'em 4 channels apart
> in frequency space (i.e. to use 1,6,11 channels).
>
> Othervise, you _must_ use separate boxes.
> --
> vda




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