>From my understanding, the power density part is correct. You normally gain about 3dB of receiver sensitivity due to reduced thermal noise. On Jun 16, 2016 9:18 AM, "Forrest Christian (List Account)" < [email protected]> wrote:
> I've had a couple of conversations over the past little bit which has > gotten me thinking about power limits in relation to channel width. > > This is my thinking. Assume 5.8ghz, ap side. Power limit 36dbm. > > My question/thought/potential misunderstanding has to do with how that > 36dbm is measured. Assuming you're comparing a 20 mhz channel with a 10 > mhz channel, both at EIRP limits, does the 10 mhz channel effectively have > more Power density? > > Assuming this is the case, it seems you would gain 3db of link margin for > the increased power density and 3db more for reduced noise floor. 6db is > double the distance which is big, even with the reduced throughput. > > Is this the way this works? >
