I would worry about if the antenna has any type of downtilt. That would
then become uptilt. Then you have to worry about sealing it well. Most
omnis have drain holes at the bottom.
Justin
--
Justin Wilson <[email protected]>
CCNA CCNT Mikrotik Advanced
http://www.mtin.net - Homepage
http://www.mtin.net/blog - Technical Blog
XISP solutions Hosting Consulting Tower Climbing Web Design
From: RickG <[email protected]>
Reply-To: WISPA General List <[email protected]>
Date: Wed, 27 Jan 2010 16:06:44 -0500
To: WISPA General List <[email protected]>
Subject: Re: [WISPA] omni upside down
Thanks!
Is there any advantage for a WISP to do this?
-RickG
On Wed, Jan 27, 2010 at 4:02 PM, Eje Gustafsson <[email protected]> wrote:
> Those are more than likely cell phone sites that have those big whip
> antennas going up and down (believe they are 800Mhz frequency range
> systems)
> My understanding it has one out of two reasons why they are built like
> that.
> Antenna diversion or increased base station density.
> Have one not too far from me that has a crown with a total of 6 omni's. 3
> up
> and 3 down, mounted on a triangular crown. Those omnis are massive and my
> guess are they are at least 10-15 feet it's hard to tell because the access
> road is blocked and I never walked down to get close enough to compare to
> the tower leg joints.
>
> / Eje
>
> -----Original Message-----
> From: [email protected] [mailto:[email protected]] On
> Behalf Of RickG
> Sent: Wednesday, January 27, 2010 2:55 PM
> To: WISPA General List
> Subject: [WISPA] omni upside down
>
> While traveling around, I've noticed a few towers with omnis mounted upside
> down with a neighbor omni mounted right side up. Whats the purpose in this?
> -RickG
>
>
>
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