wow 10Gbps over wireless? Give it a couple years and there will be an 80ghz Airfiber doing these speeds.... I can't wait.
On Wed, Aug 10, 2016 at 3:10 PM, John Blake <[email protected]> wrote: > All in for a Huawei RTN-380 including brackets, antennas, software, > licensing, cables, accessories, etc. comes out between about $22k-30k per > link depending on which options you pick. > > Also, if 4Gbps isn't good enough, there is the RTN-380H that does 10G > wireless. The specs on this are insane. > > - 10Gbps throughput > - 2000 Mhz channel spacing, 128QAM modulation > - SFP+ interfaces > > > On Wed, Aug 10, 2016 at 11:00 AM, Joe Novak <[email protected]> wrote: > >> I'm talking 706 FT, give or take 6 inches >> >> On Wed, Aug 10, 2016 at 11:52 AM, Eric Kuhnke <[email protected]> >> wrote: >> >>> Depends on your distance, if you're going 1 km vs. 2.5 to 4 km.... >>> >>> It is definitely a VERY narrow beam width. Particularly with 60cm >>> antennas. I wouldn't do it on anything that sways. >>> >>> >>> >>> On Wed, Aug 10, 2016 at 6:07 AM, Joe Novak <[email protected]> wrote: >>> >>>> How stable of a structure do you need for 70/80Ghz? Self standing rohn >>>> 45 @ 55 ft too much? It's bracketed at 25ft. >>>> >>>> On Wed, Aug 10, 2016 at 7:02 AM, Kurt Fankhauser < >>>> [email protected]> wrote: >>>> >>>>> What price range is a Huawei link in? >>>>> >>>>> On Wed, Aug 10, 2016 at 2:47 AM, Eric Kuhnke <[email protected]> >>>>> wrote: >>>>> >>>>>> You cannot directly compare 11 to 80 GHz. Totally different market. I >>>>>> can't do beyond 2.5 km at real five to six nines uptime with 80 GHz (even >>>>>> with +18 Tx power radios). >>>>>> >>>>>> I can do 60 km with 11 if the link will tolerate some ACM. >>>>>> >>>>>> On Aug 9, 2016 9:31 PM, "John Blake" <[email protected]> wrote: >>>>>> >>>>>>> It's obviously pricier than the B11, but if you want true >>>>>>> symmetrical and a ton of throughput, you could look at the Huawei >>>>>>> RTN-380 >>>>>>> radios. These will do 4Gbps (2Gbps symmetrical) at full licensing, or >>>>>>> there are 1, 2, 3Gbps licensing options. They use 71-76 GHz and 81-86 >>>>>>> GHz and so are super easy and cheap to get (lightly) licensed. These are >>>>>>> very popular with carriers outside the US, but not so much in the US >>>>>>> because of all the Huawei/Ciscolobby disputes, but that has largely been >>>>>>> resolved and they have been getting traction here. Let me know if you >>>>>>> want >>>>>>> more info, we are Huawei VAR. >>>>>>> >>>>>>> John >>>>>>> >>>>>>> >>>>>>> On Wed, Aug 3, 2016 at 9:54 PM, <[email protected]> wrote: >>>>>>> >>>>>>>> Gino, >>>>>>>> >>>>>>>> That seems to be the only configuration that meets the >>>>>>>> requirement. The way I see it, in a traditional FDD system you would >>>>>>>> license an XPIC pair of frequencies, say 11075 H/V at point A and >>>>>>>> 11565 H/V >>>>>>>> at point B. Assuming an 820 running 256QAM you might get 500mbps per >>>>>>>> polarity per direction, for a two-way aggregate of 2gpbs. You would >>>>>>>> have >>>>>>>> licensed 160MHz at each end of the system, for a system efficiency of >>>>>>>> 2gbps/320MHz = 6 b/s/hz. >>>>>>>> If you operate a B11 on the same pair of frequencies, you have to >>>>>>>> use their FD mode which a typical PCN claims will deliver 736mbps. It >>>>>>>> would seem that this can be viewed as a two-way aggregate rate, >>>>>>>> because the >>>>>>>> radios still take turns transmitting as in a true TDMA system. So, the >>>>>>>> system efficiency here is 736mbps/320MHz = 2.3 b/s/hz -- below the >>>>>>>> requirement of 3 b/s/hz. >>>>>>>> >>>>>>>> If you switch the B11 to the normal TDMA mode you will need to >>>>>>>> transmit on the same frequency from each end of the link. So, in >>>>>>>> addition >>>>>>>> to licensing 11075 H and V transmitting from point A, you also need to >>>>>>>> license 11075 H and V transmitting from point B, which adds another >>>>>>>> 160MHz >>>>>>>> at each end. The PCNs show this configuration giving 1.47gbps (again >>>>>>>> assumed to be an aggregate figure due to the TDMA mode). This is an >>>>>>>> efficiency of 1.47gbps/640MHz = 2.3 b/s/hz again. However, because you >>>>>>>> have licensed two frequency pairs, each site can also transmit and >>>>>>>> receive >>>>>>>> on the unused 11565 H and V frequencies. If you do this then you get >>>>>>>> 2*1.47gbps/640MHz = 4.6 b/s/hz. This seems to be the only valid >>>>>>>> configuration, but does this take two radios at each end, or just one? >>>>>>>> >>>>>>>> Mike Black >>>>>>>> >>>>>>>> Black & Associates >>>>>>>> >>>>>>>> 727-773-9016 >>>>>>>> >>>>>>>> >>>>>>>> ---------------------------- Original Message >>>>>>>> ---------------------------- >>>>>>>> Subject: Re: [AFMUG] B11 >>>>>>>> From: "Gino Villarini" <[email protected]> >>>>>>>> Date: Wed, August 3, 2016 3:38 pm >>>>>>>> To: "Animal Farm" <[email protected]> >>>>>>>> ------------------------------------------------------------ >>>>>>>> -------------- >>>>>>>> >>>>>>>> >>>>>>>> > but the radio tx in both channels in the both polarites in both >>>>>>>> ends ... >>>>>>>> > >>>>>>>> > On Wed, Aug 3, 2016 at 1:31 PM, Eric Kuhnke < >>>>>>>> [email protected]> wrote: >>>>>>>> > >>>>>>>> >> No, it is just as spectrally efficient as any 256QAM radio... >>>>>>>> One 80 MHz >>>>>>>> >> "low" channel in both polarities and one 80 MHz "high" channel >>>>>>>> in both >>>>>>>> >> polarities, as a typical FDD band plan such as you would use >>>>>>>> with a >>>>>>>> >> configuration with 2 dishes, 2 orthomode transducers and 4 radio >>>>>>>> heads >>>>>>>> >> (each radio operating in a single polarity) in a 2+0 >>>>>>>> configuration. >>>>>>>> >> >>>>>>>> >> You're arriving at the figure of 320 MHz by counting everything >>>>>>>> twice. >>>>>>>> >> >>>>>>>> >> On Wed, Aug 3, 2016 at 10:28 AM, <[email protected]> wrote: >>>>>>>> >> >>>>>>>> >>> We haven't had the pleasure of coordinating a B11 link yet, but >>>>>>>> they >>>>>>>> >>> certainly seem to be popular based upon the number of PCNs we >>>>>>>> are >>>>>>>> >>> seeing. So, a dumb question hopefully based upon a simple >>>>>>>> misunderstanding >>>>>>>> >>> of the numbers: I don't see how this meets the FCC minimum >>>>>>>> efficiency >>>>>>>> >>> standards for wide channels at 11GHz: >>>>>>>> >>> >>>>>>>> >>> 80MHz channels x H and V = 160MHz, but with high/low pairing >>>>>>>> you double >>>>>>>> >>> this? to 320MHz occupied per end? So, to meet the 3 b/s/hz >>>>>>>> requirement at >>>>>>>> >>> 11GHz your symmetrical throughput would need to be >= 960mbps. >>>>>>>> What am I >>>>>>>> >>> missing? >>>>>>>> >>> >>>>>>>> >>> Mike Black >>>>>>>> >>> >>>>>>>> >>> Black & Associates >>>>>>>> >>> >>>>>>>> >>> 727-773-9016 >>>>>>>> >>> >>>>>>>> >>> >>>>>>>> >>> ---------------------------- Original Message >>>>>>>> ---------------------------- >>>>>>>> >>> Subject: Re: [AFMUG] B11 >>>>>>>> >>> >>>>>>>> From: "Jaime Fink" <[email protected]> >>>>>>>> >>> Date: Tue, August 2, 2016 4:49 pm >>>>>>>> >>> To: "SmarterBroadband" <[email protected]> >>>>>>>> >>> "[email protected]" <[email protected]> >>>>>>>> >>> ------------------------------------------------------------ >>>>>>>> -------------- >>>>>>>> >>> >>>>>>>> >>> > The PHY is 1733 Mbps aggregate, so depending on the chosen >>>>>>>> window >>>>>>>> >>> sizes, the top real world TCP speeds we’ve seen are between >>>>>>>> 1200-1300 Mbps >>>>>>>> >>> aggregate (75/25 or 50/50 mode), or 600-650 Mbps symmetric >>>>>>>> (50/50). >>>>>>>> >>> > >>>>>>>> >>> > For 11 GHz this assumes high/low pairing of 80 MHz and both >>>>>>>> >>> polarizations coordinated. >>>>>>>> >>> > >>>>>>>> >>> > Jaime Fink • Mimosa<http://www.mimosa.co> • CPO & Co-Founder >>>>>>>> >>> > >>>>>>>> >>> > >>>>>>>> >>> > On August 2, 2016 at 1:34:31 PM, SmarterBroadband ( >>>>>>>> >>> [email protected]<mailto:[email protected]>) >>>>>>>> wrote: >>>>>>>> >>> > Can the B11 do 1Gbps Symmetrical? >>>>>>>> >>> > If not what is best Symmetrical? >>>>>>>> >>> > Thanks >>>>>>>> >>> > >>>>>>>> >>> > >>>>>>>> >>> > >>>>>>>> >>> >>>>>>>> >> >>>>>>>> >> >>>>>>>> > >>>>>>>> >>>>>>>> >>>>>>> >>>>> >>>> >>> >> >
