Where did you buy that, LMG?

From: Bill Prince 
Sent: Saturday, August 01, 2015 1:04 PM
To: af@afmug.com 
Subject: Re: [AFMUG] Alpha wireless omni

We have an Alpha dual-slant omni on 2.4 GHz, and we're getting -62 dBm at ~~ 2 
miles, with SNR > 36 dBm. Will soon see if we can stretch that to 2.75 miles. I 
think it will do well considering the locations.


bp
<part15sbs{at}gmail{dot}com>

On 8/1/2015 10:47 AM, Ken Hohhof wrote:

  Yeah, we’re only using them for a radius of less than 1 mile, and usually 
with a CPE right at the repeater site, so the smaller antenna with more 
downtilt seemed appropriate.  I question whether that’s really a 10 dBi antenna 
though, the range has been disappointing.


  From: Josh Luthman 
  Sent: Saturday, August 01, 2015 11:59 AM
  To: af@afmug.com 
  Subject: Re: [AFMUG] Alpha wireless omni

  Greater vertical bandwidth?

  Josh Luthman
  Office: 937-552-2340
  Direct: 937-552-2343
  1100 Wayne St
  Suite 1337
  Troy, OH 45373

  On Aug 1, 2015 12:56 PM, "Mathew Howard" <mhoward...@gmail.com> wrote:

    Why the Ubiquiti 10dbi instead of the 13dbi?


    On Sat, Aug 1, 2015 at 10:57 AM, Ken Hohhof <af...@kwisp.com> wrote:

      Yeah, yeah, yeah, but I’m not putting sectors at a legacy repeater site 
in a tiny town with 6 subs which of course are in all different directions.  
The site is currently 2.4 FSK and an omni with 7 degrees downtilt, but the 2.4 
interference has become too bad.

      I have been trying to use Rockets in U-NII-1 with the Ubiquiti 10 dBi 
omni, but the range is really poor plus I’m tired of waiting for the SOON 
firmware for the Beams.  I also see home routers now coming preset to use 
channels 36-48 by default (which makes sense), so U-NII-1 may not stay quiet in 
town.


      From: Sean Heskett 
      Sent: Saturday, August 01, 2015 10:37 AM
      To: af@afmug.com 
      Subject: Re: [AFMUG] Alpha wireless omni

      Friends don't let friends use omnis ;) 



      On Saturday, August 1, 2015, Ken Hohhof <af...@kwisp.com> wrote:

        Does anyone know if the KPP dual slant omni is an Alpha AW3089 or a 
knockoff?  And has anyone used either of them?

        My experience with 5 GHz dual pol omnis has been disappointing, I'm 
wondering if these bigger, more expensive omnis deliver better performance.

        11 dBi isn't much if you can lose 3-5 dB at certain azimuths, another 
few dB depending on frequency, and another 3 dB at zero elevation due to 4 
degrees electrical downtilt with an 8 degree beamwidth.

        For $600+ and 6 inches diameter, I'd expect it to wash and wax my car. 




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