which wireless router?

Derek Broughton news at pointerstop.ca
Mon Feb 25 21:14:16 UTC 2008

Nils Kassube wrote:

> Derek Broughton wrote:
>> Nils Kassube wrote:
>> > Derek Broughton wrote:
>> >> How can it tell one has a better signal unless it's constantly
>> >> testing it?
>> >
>> > Yes, that's how diversity works, constant testing. You have 2
>> > receivers and monitor the signal with both antennas simultaneously.
>> Yeah, but you have two _transmitters_ too.  Or does it simply assume
>> that the one with the best reception must be the one which will be best
>> for transmitting?
> I don't think there are 2 transmitters too. They would have to transmit
> simultaneously and that would mean interference on the receiver side. 

Well, two transmitters, or one transmitting via both antennas at the same
time would be the same problem...

> So 
> the transmitter is switched to the antenna which had the better signal
> during the last reception period. That is the best choice because usually
> the signal quality for one antenna doesn't change very fast.

Thanks.  I used to hang out on alt.internet.wireless, but it was too
technical for me :-)

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