I havent brought a link up, but it doesnt appear to have any metrics to speak of
On Aug 17, 2017 6:01 PM, "George Skorup" <george.sko...@cbcast.com> wrote: > Does the B11 give you any kind of BER or FEC error rate? Is -46 possibly > too hot? Do those have any kind of diplexer? Or possibly at the edge of the > band and some filter is clipping? Don't they have a spectrum analyzer too? > > On 8/17/2017 4:51 PM, Mathew Howard wrote: > > Well, most of our issues seemed to just be flakey hardware... the first > link we put up was the very first batch (they were actually pre-orders... > made in California). One of them kept randomly rebooting, and we went > through trying everything we could come up with (cables, power supplies, > etc.) and eventually swapped sides to see if the problem followed the > radio, which it did - at which point we told them we wanted a new one, and > they were pretty quick about replacing it (and the RMA process was pretty > painless). Once we got that problem dealt with, that same link just refused > to run at full modulation (I don't remember exactly what it was doing, but > it was only able to handle around 500mbps of real traffic). I eventually > decided we should have a spare radio on the shelf anyway (since we had two > links up at that point) so I bought a new one and swapped out the last made > in California radio, and that link has actually been pretty stable now that > it has the new made in China radios on it... and for the most part it does > run at, or close to, full modulation (it does still drop down sometimes, > for no reason that's apparent to me, but it stays high enough that I don't > really care). > > Now, our other link... why it won't run at full modulation is beyond me - > the signal is where it should be, and there's no reason I can see for it > (see attached screenshot)... and yes, it will randomly drop to lower > modulations with no change in signal level, or any other obvious reason... > it almost seems like it's picking up interference from 5ghz radios (whether > or not that actually is happening, or is even possible I have no idea). It > does consistently stay at high enough modulation to handle as much > throughput as it needs to, so I haven't really put a lot of effort into > trying to get it working better, but it just doesn't behave like I'd expect > a licensed link to. > > I will say, I'm not complaining - the B11 is a good radio for what it is, > there isn't another 11ghz radio that can handle a full gig (yes, only one > direction at a time, but that's all I care about anyway) for anywhere near > the price, and their support has been pretty good, in my experience. Also, > a lot of my impressions came from dealing with odd problems on early > hardware, which is understandable, but I just don't see the B11 as being in > the same class as a normal licensed radio. > > On Thu, Aug 17, 2017 at 1:45 PM, Steve Jones <thatoneguyst...@gmail.com> > wrote: > >> Mathew, can you go into more detail? Given the garbage their online web >> portal is and the laughable excuses for no CLI, I expect problems to be met >> with less than stellar support. So the more history of user experience i >> have the quicker I can get to RMA or full return if these give us grief >> >> >> On Thu, Aug 17, 2017 at 1:33 PM, Mathew Howard <mhoward...@gmail.com> >> wrote: >> >>> I think the point is, on a B11 link (well, both of ours, anyway), the >>> modulation will be all over the place at any given time for no apparent >>> reason. Every other licensed radio I've ever used will sit at full >>> modulation (or whatever it's supposed to be at) unless there's something >>> wrong with it, or there's a major storm going through that causes enough >>> fade for the signal level to drop. B11's tend to act much more like I would >>> expect an unlicensed link to act. >>> >>> >>> >>> On Thu, Aug 17, 2017 at 12:30 PM, Rory Conaway <r...@triadwireless.net> >>> wrote: >>> >>>> So does that mean that the SAF radios and 80GHz radios that only do >>>> 256QAM or 64QAM aren’t doing full modulation? >>>> >>>> You use what works and is in your budget. >>>> >>>> >>>> >>>> Rory >>>> >>>> >>>> >>>> *From:* Af [mailto:af-boun...@afmug.com] *On Behalf Of *Chuck McCown >>>> *Sent:* Thursday, August 17, 2017 9:43 AM >>>> *To:* af@afmug.com >>>> *Subject:* Re: [AFMUG] Figuring out what our FCC application says >>>> >>>> >>>> >>>> I guess you could say it is not at full modulation if it is not using >>>> the full channel width, but yeah, even if it is FSK is is still fully >>>> modulating. >>>> >>>> >>>> >>>> *From:* Bill Prince >>>> >>>> *Sent:* Thursday, August 17, 2017 10:33 AM >>>> >>>> *To:* af@afmug.com >>>> >>>> *Subject:* Re: [AFMUG] Figuring out what our FCC application says >>>> >>>> >>>> >>>> All of our newer radios do 1024 QAM, and a couple do 2048 QAM. They're >>>> always running at full modulation (unless something is wrong). >>>> >>>> bp >>>> >>>> <part15sbs{at}gmail{dot}com> >>>> >>>> >>>> >>>> On 8/17/2017 9:19 AM, Rory Conaway wrote: >>>> >>>> What do you define as full modulation? These are 256QAM radios and >>>> they modulate at 256QAM? >>>> >>>> >>>> >>> >>> >> > >
