Re: Re: SBC routinely installing 2Wire 400 mW AP/FW

There is a limit to how sensitive the receiver can be.   Thermal noise 
takes over at some point.  :-)

My guess: "unlikely"

On Apr 22, 2004, at 8:22 PM, John Foust wrote:

> At 10:05 PM 4/22/2004, Jim Thompson wrote:
>> I forgot to add that this unit shows a real lack of understanding of 
>> RF.  Its senseless to have this much downlink power when the client's 
>> will have (much) less.   Even a 100mW Cisco card will be 6dB down, 
>> with Agere and other cards perhaps 10dB down.
>
> Without knowing whether the receiver in these units is tremendously
> more sensitive, I too didn't understand how this was solving problems 
> for
> customers.  I can see how SBC or other broadband providers would
> want to offer a wireless option.  I presume they called for greater
> power in order to solve customer-service problems of complaints
> about wireless that couldn't reach out to the deck and the third floor.
> But if the customer's laptop wireless card is only 30 or 100 mW,
> if it can get a signal back to the AP, will the AP be sensitive
> enough to hear it?
>
> - John
>
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