I have an L-Com omni that we replaced about a week ago because it blew its top. 
 I took a look inside it today, there ain’t much in there.  Curious if the guts 
of the Alpha antenna are more impressive.


From: Bill Prince 
Sent: Wednesday, July 08, 2015 7:36 PM
To: [email protected] 
Subject: Re: [AFMUG] 5GHZ WBMFG Omni

We have exactly one Alpha Wireless 2.4 GHz dual slant omni. Looks like a very 
tall coke can.




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

On 7/8/2015 11:10 AM, Ken Hohhof wrote:

  Alpha might be better but AFAIK only makes 2.5 and 3.5 GHz.

  My experience with KPP and L-Com which are apparently from the same source as 
Chuck’s has been the performance is mediocre at best.  The gain doesn’t seem 
like it is really 13 dBi, the azimuth pattern is quite lumpy, and the V/H ratio 
will be all over the map.  Also I had the top cap blow off one of them in a 
storm.

  The published patterns for the UBNT omni will scare you off, they are very 
ugly, but maybe they are just being more honest than the competition.


  From: Mathew Howard 
  Sent: Wednesday, July 08, 2015 12:06 PM
  To: af 
  Subject: Re: [AFMUG] 5GHZ WBMFG Omni

  I think I've actual only seen three different kinds of dual polarity omnis.


  UBNT and Arc are the only ones that seem to be different. The ones like Chuck 
sells seem the best, UBNT are second and Arc are complete trash.


  On Wed, Jul 8, 2015 at 11:54 AM, Colin Stanners <[email protected]> wrote:

    Is it just me or are a number of the higher - quality WISP antenna 
manufacturers loving the KBT omnis?

    On Jul 8, 2015 10:06 AM, <[email protected]> wrote:

      Same parts....  same source in China...

      From: Ken Hohhof 
      Sent: Tuesday, July 7, 2015 6:46 PM
      To: [email protected] 
      Subject: Re: [AFMUG] 5GHZ WBMFG Omni

      That link shows plots that sure look like 0 degrees.  Identical to L-Com 
part?  Same plots.

      From: TJ Trout 
      Sent: Tuesday, July 07, 2015 7:14 PM
      To: [email protected] 
      Subject: Re: [AFMUG] 5GHZ WBMFG Omni

      2* is my guess

      On Tue, Jul 7, 2015 at 4:37 PM, Matt <[email protected]> wrote:

        http://wbmfg.com/products.cfm?PID=81&Cat=

        Does this antenna have down tilt?




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