[TowerTalk] 2.4 GHz/HF interference concerns

[Charles Lind]

I'm guessing that I need to get the 2.4 antenna up at least 60 feet to get
line of sight for the internet link.  It would be politically problematic
with the XYL if the internet dropped out every time I keyed up 20 meters!

On Thu, Mar 7, 2013 at 8:29 PM, Tim Duffy <k3lr at k3lr.com> wrote:

> Hello Chuck:
>
> I would not expect problems with your proposed installation, however there
> is no guarantee, as every situation is unique. Proper installation and
> shield bonding is critical to success (as is with all antennas on towers).
>
> I have a 5.8 GHz microwave antenna on our 15 meter tower at 100 feet for
> point to point high speed data. There are long boom 15 meter Yagi's mounted
> 20 feet above and 20 feet below the 5.8 GHz antenna.
>
> There is no interference caused by either band to the other for this
> installation.
>
> 73,
> Tim K3LR
>
> -----Original Message-----
> From: TowerTalk [mailto:towertalk-bounces at contesting.com] On Behalf Of
> Charles Lind
> Sent: Thursday, March 07, 2013 2:15 PM
> To: towertalk at contesting.com
> Subject: [TowerTalk] 2.4 GHz/HF interference concerns
>
> I am planning to put up a 2.4 GHz antenna on my tower, but is there an
> interference issue with the HF antennas when both are used at the same
> time?  The lower HF antenna is a 10-30 meter yagi at 80 feet, with a 40
> meter yagi at 90 feet, both operating at legal limit.    What is a
> reasonable separation between the HF and 2.4 GHZ antennas?
>
> Chuck, N8CL
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