We've been through that before... I don't remember what the explanation was, but yeah, something with the way Ubiquiti does things makes it much less spectrally efficient than most other licensed radios (the B11 being the exception).
On Tue, Jul 17, 2018 at 1:59 PM, Adam Moffett <[email protected]> wrote: > This brings up what I've been wondering when looking at the AF11 data > sheets: > > A Trango Lynx on a 56mhz channel SISO without compression yields 486mbps > Full Duplex at 1024QAM. > An AF11X SISO on the same channel size at 1024QAM yields 344mbps Full > Duplex. > > What's the deal? Lower cyclic prefix on AF11? > > -Adam > > > > On 7/17/2018 2:28 PM, Mathew Howard wrote: > > With limited spectrum, it's an accurate statement. On a single polarity, > 56mhz channel an AF-11 will get slightly less throughput than something > like an old SAF Lumina (and the AF11 is using 1024QAM vs 256QAM, to get not > even as much capacity, which means it needs a higher link budget). However, > if spectrum isn't a problem, you need to spend a lot more money to get > similar throughput to either of these radios with anything else. > > On Tue, Jul 17, 2018 at 1:00 PM, Faisal Imtiaz <[email protected]> > wrote: > >> >>> Neither radio has much better performance than a 10 year old >> traditional 256 QAM radio. >> >> One should take that with a grain of salt !.... >> In absolute terms, yes that could be an accurate statement. >> How is pans out in reality is questionable ! >> >> :) >> >> Faisal Imtiaz >> Snappy Internet & Telecom >> http://www.snappytelecom.net >> >> Tel: 305 663 5518 x 232 >> >> Help-desk: (305)663-5518 Option 2 or Email: [email protected] >> >> ------------------------------ >> >> *From: *"Mike Hammett" <[email protected]> >> *To: *"AnimalFarm Microwave Users Group" <[email protected]> >> *Sent: *Tuesday, July 17, 2018 1:36:15 PM >> *Subject: *Re: [AFMUG] AF-11FX vs B11 >> >> I don't have an incentive to use either as there is so little 11 GHz >> spectrum in my area. >> >> >> Neither radio has much better performance than a 10 year old traditional >> 256 QAM radio. >> >> >> >> ----- >> Mike Hammett >> Intelligent Computing Solutions <http://www.ics-il.com/> >> <https://www.facebook.com/ICSIL> >> <https://plus.google.com/+IntelligentComputingSolutionsDeKalb> >> <https://www.linkedin.com/company/intelligent-computing-solutions> >> <https://twitter.com/ICSIL> >> Midwest Internet Exchange <http://www.midwest-ix.com/> >> <https://www.facebook.com/mdwestix> >> <https://www.linkedin.com/company/midwest-internet-exchange> >> <https://twitter.com/mdwestix> >> The Brothers WISP <http://www.thebrotherswisp.com/> >> <https://www.facebook.com/thebrotherswisp> >> >> >> <https://www.youtube.com/channel/UCXSdfxQv7SpoRQYNyLwntZg> >> ------------------------------ >> *From: *"Jason McKemie" <[email protected]> >> *To: *"AnimalFarm Microwave Users Group" <[email protected]> >> *Sent: *Tuesday, July 17, 2018 12:32:20 PM >> *Subject: *[AFMUG] AF-11FX vs B11 >> >> More dependable, predictable, etc. >> I take it you like the B11? I like the radio interface and SFP on that >> radio, I like just about everything else on the AF11. >> >> I've just read about several instances where people have replaced the B11 >> with the AF11fx - I haven't read a single one the opposite way around. I'd >> like to hear if you've had a different experience. >> >> On Tuesday, July 17, 2018, Mike Hammett <[email protected]> wrote: >> >>> Define "better". >>> >>> >>> >>> ----- >>> Mike Hammett >>> Intelligent Computing Solutions <http://www.ics-il.com/> >>> <https://www.facebook.com/ICSIL> >>> <https://plus.google.com/+IntelligentComputingSolutionsDeKalb> >>> <https://www.linkedin.com/company/intelligent-computing-solutions> >>> <https://twitter.com/ICSIL> >>> Midwest Internet Exchange <http://www.midwest-ix.com/> >>> <https://www.facebook.com/mdwestix> >>> <https://www.linkedin.com/company/midwest-internet-exchange> >>> <https://twitter.com/mdwestix> >>> The Brothers WISP <http://www.thebrotherswisp.com/> >>> <https://www.facebook.com/thebrotherswisp> >>> >>> >>> <https://www.youtube.com/channel/UCXSdfxQv7SpoRQYNyLwntZg> >>> ------------------------------ >>> *From: *"Jason McKemie" <[email protected]> >>> *To: *"AnimalFarm Microwave Users Group" <[email protected]> >>> *Sent: *Monday, July 16, 2018 8:02:34 PM >>> *Subject: *[AFMUG] AF-11FX vs B11 >>> >>> Does anyone have experience with both of these that can provide some >>> guidance as to which has worked better? >>> >>> -- >>> AF mailing list >>> [email protected] >>> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >>> >>> >> -- >> AF mailing list >> [email protected] >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> >> >> -- >> AF mailing list >> [email protected] >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> >> >> -- >> AF mailing list >> [email protected] >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> >> > > > > > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com > >
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