Correct about cordless phones. I had one so leaky that it cut out the radio every time you made a call!
On Thu, Dec 7, 2017 at 12:12 AM, Brian Webster <[email protected]> wrote: > How about changing the Ethernet cable or re-crimping connectors? Since > this is on 2.4 GHz I would check to see how many Bluetooth devices they may > be using especially speakers and such. That frequency hops the band and if > enough devices are all hopping around it might be enough to mess with your > radio. The hopping sequences are probably too fast to show up on airview. > Other ideas to check are things like local transmitters on other RF > frequencies. Ham radio operator, business band radio, volunteer firefighter > with a radio? One other possible source could be an old cordless phone or > two, they have been used on both the 900 and 2.4 GHz bands. Locate them all > and replace them with DECT 6.0 phones, those are on their own dedicated 1.8 > GHz spectrum. Even one they don’t use in another room will broadcast when > the phone rings. Unless you were there as its ringing you would not see it > on airview either. > > > > Thank You, > > Brian Webster > > www.wirelessmapping.com > > www.Broadband-Mapping.com > > > > *From:* [email protected] [mailto:[email protected]] > *On Behalf Of *RickG > *Sent:* Wednesday, December 06, 2017 11:26 PM > *To:* Ubiquiti Users Group > *Subject:* Re: [Ubnt_users] cannot find interference source > > > > Do you have a network monitor that confirms this or is it just hearsay > from the customer? Also, have you checked power? > > > > On Wed, Dec 6, 2017 at 7:35 PM, Jan Van Kort <[email protected]> > wrote: > > Tower is in plain view, no obstructions, is set to 2412Mhz, 20Mhz bw at > less than 3 miles away. Tower is a rocketM2 with a 120degree sector > antenna am-2g15-120. There are 24 users connected. Problem first started > showing up when there were maybe 5 users over 2 years ago. There is only 1 > user with this problem and there are at least 6 users within easy sight of > this 1 user who have no problems. Problem seems to be specific to this one > location, I suspect it has something to do with pump-motors as they turn on > at random times and there are several in the nearby area. How do I prove > the problem? Anybody know what kind of test equipment would spot motor > and/or power noise? An old black and white TV used to be pretty useful at > picking up un-grounded motor-noise, I don't have one and we don't have a tv > station that broadcasts something an old-tv would even tune to. > > The one-time I saw the problem while I was there and airview showed > nothing useful. Channel 1 and 11 were empty, actually all the channels > were empty when there should have been something. I don't know what could > essentially block signal, which is kind of what I saw. > > > > On 2017-12-06 01:33 PM, Mitch wrote: > > Does this site have Perfectly clear line of site? What is the tower AP? > > If clear line of site and V/H AP try setting the CPE to the Horizontal and > see if that clears it up > > This has worked a few times for me > > If not you may need to rent an Anritzu and set it to record for a few days > to see what the > > interference is > > > > Mitch Koep > > 218-851-8689 cell > > > > On 12/6/2017 2:39 PM, Jan Van Kort wrote: > > I think I've tried everything mentioned at least once. I moved it to a > NSM900 Loco for awhile from a different tower. I've had NSM2, NSM2Loco, > AirGridM2 and AirGridM2HP and NanoBeamM2, Maybe next try a > PowerbeamM2-400? Don't have an M5 tower near here yet. Client uses an > Air-Router set to channel 6. Everything in large house uses channel 6 to > talk to Air-Router. Have changed the Router to Gateways and even other > brands. Always the same intermittent problem with connecting to internet. > > Presently, channel width is 20Mhz (everyone gets this setting via tower) > on channel #1 (2412Mhz) signal is: -59 and using an airgridM2HP. PWDOG set > to tower IP 300 seconds. > > FYI--I've had this problem for 2 years. Couldn't resolve it and stopped > service. Customer wants our service and wants problem resolved. > > > > > > On 2017-12-06 10:57 AM, Troy Gibson, Byhalia.net,LLC wrote: > > Two things I've done when experiencing odd issues at one site that worked > for me. > > > > 1. Check customer router settings. Reduce channel width to 20 mhz on > both 2.4 and 5 only and set channels to ones you don't use. I've had some > customer routers blasting at 40 or 80 mhz channel width. Once I reduced, > both my radio stats and their experience improved. I've had this on > multiple customers. Not sure why default is 80mhz channel width. > > > > 2. Redirect the dish to change the signal strength. I had a similar case > and as last resort I made the signal worse and it worked. Was in mid 50's > and moved to low to mid 60's and issue disappeared. I even tried turning > the power down due to the strong signal and still didn't work till I moved > the dish. > > > > Somebody on here, mentioned during my similar interferemce issue, that > something could be facing this one dish that is new in the area and the > direct inference is impacting the service. It worked and no idea what it > was picking up. > > > > Hope that helps. > > > > Troy Gibson > > > > Sent from my Verizon, Samsung Galaxy smartphone > > > > -------- Original message -------- > > From: Jan Van Kort <[email protected]> > <[email protected]> > > Date: 12/6/17 12:58 PM (GMT-05:00) > > To: [email protected] > > Subject: Re: [Ubnt_users] cannot find interference source > > > > It's just the one customer. Neighbors to each side are just fine. > Neighbors are about 1/4 mile away on same hillside in quasi-rural area. > There are no other WISPs in area, no airFiber that I've found. AirView > shows nothing worth getting excited about when problem isn't happening, > when problem is happening Airview is not accessible as unit is not > responding. Rarely has problem occurred while I'm on the premises and goes > away before I can zero in on it. I'm suspecting large pumps, old > transformers, bad neutral? How to prove and stop wasting time and money on > one customer? Pulling hair time! > > > > On 2017-12-06 09:17 AM, Josh Luthman wrote: > > Spectrum Analyzer and AirView both show real noise. > > > > You said you changed bands at the customer site, are there other customers > on those APs that are having issues or is it this one guy? > > > > > Josh Luthman > Office: 937-552-2340 > Direct: 937-552-2343 > 1100 Wayne St > Suite 1337 > Troy, OH 45373 > > > > On Wed, Dec 6, 2017 at 12:14 PM, Phil Curnutt <[email protected]> wrote: > > I have on two occasions tried to cross the path of an AirFiber5 and had > the signal completely blocked. Like Rory said they don't show up on Site > Surveys or noise figures, but are very apparent in AirView. > > > > Phil > > > > On Wed, Dec 6, 2017 at 9:52 AM, Rory Conaway <[email protected]> > wrote: > > Could still be noise. Canopy and AFx equipment won't show up in the noise > figures. > > Rory > > -----Original Message----- > From: [email protected] [mailto:[email protected]] > On Behalf Of Jan-OOLLC > Sent: Tuesday, December 05, 2017 11:07 PM > To: Ubiquiti Users Group <[email protected]> > Subject: [Ubnt_users] cannot find interference source > > Have a client that is difficult to login to at times, service for them > seems to quit. Has good signal strength. Have changed the radio to > different models and frequencies and connected to different towers. It's > like some kind of barrier at random times is erected between house and > tower. Site survey and spectrum analyzer never show anything remotely > definitive as to possible cause or source of trouble. Could problem be > noisy electrical transformers or well pumps and what low-cost equipment > would I need to find it? > > -- > > J > > _______________________________________________ > Ubnt_users mailing list > [email protected] > http://lists.wispa.org/mailman/listinfo/ubnt_users > _______________________________________________ > Ubnt_users mailing list > [email protected] > http://lists.wispa.org/mailman/listinfo/ubnt_users > > > > > _______________________________________________ > Ubnt_users mailing list > [email protected] > http://lists.wispa.org/mailman/listinfo/ubnt_users > > > > > > _______________________________________________ > > Ubnt_users mailing list > > [email protected] > > http://lists.wispa.org/mailman/listinfo/ubnt_users > > > > _______________________________________________ > > Ubnt_users mailing list > > [email protected] > > http://lists.wispa.org/mailman/listinfo/ubnt_users > > > > _______________________________________________ > > Ubnt_users mailing list > > [email protected] > > http://lists.wispa.org/mailman/listinfo/ubnt_users > > > > > > > _______________________________________________ > Ubnt_users mailing list > [email protected] > http://lists.wispa.org/mailman/listinfo/ubnt_users > > > > > > -- > > -RickG > > _______________________________________________ > Ubnt_users mailing list > [email protected] > http://lists.wispa.org/mailman/listinfo/ubnt_users > > -- -RickG
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