FWIW part II, just remembered about one other online calculator that I've found handy for calculating 802.11 power output
http://radiolabs.com/stations/wifi_calc.html > FWIW here is an online calculator that calculates ERP and EIRP values > > http://www.csgnetwork.com/antennaecalc.html > > you can see what different combos of antennas and amps do. > > I've found it handy to make sure a meraki with a 500 mW amplifier and a 9 > dBi antenna is just under the legal 4 watts EIRP used in the golden hill > network > > > > > > > > > > > > > > > > >> The FCC rules are actually a bit more complicated than that. Rather >> than >> limiting Watt's they limit dBm. This is off the top of my head, but I >> think >> 1 watt = 36dBm, which is the legal limit. However, if you were using a >> 200 >> mW radio, (23 dBm) you could use up to a 13 dBi antenna (you just add >> the >> dB >> together in this case, equalling 36 dBm) and be at the legal limit. For >> every 3 dBm increase, output wattage >> roughly doubles. >> >> So it would be legal to push 1 watt, but you would not be able to use an >> antenna with any gain whatsoever. >> >> Don't take this as gospel, like I said, this is from memory, but that is >> the >> gist of it. The rules change slightly based on weather you're doing >> point >> to point or point to multi point. >> >> >> -M@ >> >> On 4/15/07, Steve Shapery <[EMAIL PROTECTED]> wrote: >>> >>> iI thought the FCC limit was 100mw? >>> >>> 1 Watt is ALOT of juice... >>> >>> >>> >>> At 12:13 PM 4/15/2007, green bean wrote: >>> >>> priceses keep on coming down on higher power WAPs, >>> check out this - 1 watt output power, $485 >>> http://www.wirelessnetworkproducts.com/index.asp?PageAction=VIEWPROD&ProdID=1425&gclid=CN-85-m3xYsCFTIeGAodaHtaHQ >>> me want! >>> _______________________________________________ >>> SoCalFreeNet.org General Discussion List >>> To unsubscribe, please visit: >>> http://socalfreenet.org/mailman/listinfo/discuss_socalfreenet.org >>> >>> >>> _______________________________________________ >>> SoCalFreeNet.org General Discussion List >>> To unsubscribe, please visit: >>> http://socalfreenet.org/mailman/listinfo/discuss_socalfreenet.org >>> >> _______________________________________________ >> SoCalFreeNet.org General Discussion List >> To unsubscribe, please visit: >> http://socalfreenet.org/mailman/listinfo/discuss_socalfreenet.org > > > > > > > > "Laziness may appear easy but in fact, > it is very difficult to pull off!" > > http://www.youtube.com/watch?v=Ch91YjcWeCc > > > _______________________________________________ > SoCalFreeNet.org General Discussion List > To unsubscribe, please visit: > http://socalfreenet.org/mailman/listinfo/discuss_socalfreenet.org > "Laziness may appear easy but in fact, it is very difficult to pull off!" http://www.youtube.com/watch?v=Ch91YjcWeCc _______________________________________________ SoCalFreeNet.org General Discussion List To unsubscribe, please visit: http://socalfreenet.org/mailman/listinfo/discuss_socalfreenet.org
