what do you use to "see" the signals? Most FHSS move so fast Airview
doesn't catch it very well.
Jaime Solorza
Wireless Systems Architect
915-861-1390
On Thu, Dec 17, 2015 at 9:48 AM, Bill Prince <part15...@gmail.com> wrote:
> The smart meters here do a mesh/hub system. All the meters talk to each
> other doing a FHSS mesh.
>
> They figure out where the nearest hub is, and all the meters in a
> neighborhood relay their information to the hub through the meter(s) that
> are closest to the hub. So they are chatting all the time, and the ones
> closest to the hub never stop.
>
>
> bp
> <part15sbs{at}gmail{dot}com>
>
> On 12/17/2015 8:39 AM, Adam Moffett wrote:
>
>> I know I'm late to this thread. The only smart meter system in this area
>> is a polling system. The meter reader just drives down the street while
>> his truck transmits a polling message, which the meters then reply to. The
>> meters only speak when spoken too, so we never really had a problem with
>> those. There's still a huge labor savings for the power company, and
>> apparently it was a lot cheaper than deploying the mesh system from the
>> same manufacturer.
>>
>> What I infer from these threads is the effect of this smart meter stuff
>> is heavily dependent on what equipment the power company bought, how it's
>> deployed, and how it's configured. So yeah, YMMV is the only real answer.
>>
>> On 12/16/2015 9:16 AM, Eric Muehleisen wrote:
>>
>>> Interesting. The majority of our 900 subs are located in prime smart
>>> meter territory. I've worked with several of the power companies
>>> across western Kansas and they all run a version of Landis Gyr meters
>>> with is FHSS 900 ISM (see pic here
>>> https://dl.dropboxusercontent.com/u/1578608/Public/smart_meter.jpeg)
>>>
>>> They transmit infrequently in short bursts...very little data. The
>>> only time we see interference is when they mass update software. After
>>> some discussion, we convinced them to run updates during our non-peak
>>> times. So far we've been able to co-exist peacefully. YMMV.
>>>
>>> On Tue, Dec 15, 2015 at 7:38 PM, Ken Hohhof <af...@kwisp.com> wrote:
>>>
>>>> Everywhere.
>>>>
>>>> Smartgrid is probably the main culprit.
>>>>
>>>> And without LOS, all signals get scattered by the same foliage and other
>>>> obstacles that are scattering the signal you are trying to pick up. So
>>>> literally, the interference sources are everywhere. Sometimes I blame
>>>> the
>>>> midichlorians.
>>>>
>>>>
>>>> From: Jaime Solorza
>>>> Sent: Tuesday, December 15, 2015 7:28 PM
>>>> To: Animal Farm
>>>> Subject: Re: [AFMUG] 900 MHz 450i report
>>>>
>>>>
>>>> Where is the noise coming from?
>>>>
>>>> On Dec 15, 2015 6:19 PM, "Ken Hohhof" <af...@kwisp.com> wrote:
>>>>
>>>>> We swapped out an FSK AP in a high interference area today. No magic,
>>>>> works about the same.
>>>>>
>>>>> Too bad, even the installer liked the SM and antenna. Even the coax
>>>>> boots
>>>>> are nice.
>>>>>
>>>>> Will probably work well for those of you who don't have -65 noise
>>>>> floors.
>>>>>
>>>>> We are going to have to give up on 900 MHz at this location. This was
>>>>> the
>>>>> last gasp.
>>>>>
>>>>>
>>
>
