Brian, Call FAIR RITE TORROIDS. They have some product(s) that can help but
patience is required to get it right. Also take a look at this link. You
will want to get the cores that are specific to your needs. The high
permeability units appear to work better.
http://www.dextermag.com/uploadedFiles/Literature_Fair_Rite_Power_App_Materi
al.pdf
- Mike
-----Original Message-----
From: towertalk-bounces@contesting.com
[mailto:towertalk-bounces@contesting.com] On Behalf Of Brian Gieryk
Sent: Wednesday, March 25, 2009 10:25 AM
To: Michael Ryan
Cc: towertalk@contesting.com
Subject: [TowerTalk] Inverter noise (was OT: Wind Turbines and Towers -
Results)
I can speak first hand to this issue, as being an off-grid home, my
trace/xantrex inverter is a reliable and constant noise source from
1.7-2.5 MHz.
Still working on a solution....
Brian
KE6IYC
On Mar 25, 2009, at 7:17 AM, Michael Ryan wrote:
> Lee, I would assume that the use of the turbine would also
> incorporate the
> use of a DC to AC inverter at some point. A recent issue of QST
> dabbled
> very lightly into inverters. They actually glazed over this issue
> which is
> their norm. But BE CAREFUL what BRAND of inverter you buy and get a
> money
> back guarantee if you can. If you are a ham and use one of these
> things you
> are going to notice noise from it. PURE SIGN WAVE appears to be the
> most
> interesting and efficient method but can also produce some awful
> broad band
> crud. I have a problem with a guy 1000ft away with solar panels and a
> turbine. In the name of good neighborhood relations I have not
> pulled the
> trigger on this. But he was warned and is subject to a rather STEEP
> fine
> from the FCC over this issue. Some brands ( which I also won't go
> into here
> ) have had serious problems with noise. The manufacturers do not face
> penalties over this but the END USER does in fact, because the devices
> becomes an incidental radiator ( See Part-15). Some installations
> create
> more problems than others. In my local case here, just the 8" wire
> probe
> from a volt meter stuck in one of the a/c outlets on the inverter
> becomes an
> antenna and I can hear the noise almost 1/2 mile away on my Kenwood
> 480 in
> the car. The noise here significantly effects 160/80/40/30 mtrs.
> Good luck...
> - Mike
>
> -----Original Message-----
> From: towertalk-bounces@contesting.com
> [mailto:towertalk-bounces@contesting.com] On Behalf Of Lee Buller
> Sent: Wednesday, March 25, 2009 9:35 AM
> To: TowerTalk Reflector
> Subject: [TowerTalk] OT: Wind Turbines and Towers - Results
>
>
> I am sending this to the list because I received so many private
> replies.
> The private replies were interested in what I discovered from the
> list.
> Right now - Nada. Nothing. Seems that Towertalkians are interested
> in
> antennas on the tower and not wind generators - which is very
> understandable. I am too, but I am also interested in wind power.
> Thanks
> for the bandwidth....
>
> So, we can consider this thread over....
>
> Lee - K0WA
>
>
> The New Kansas QSO Party - August 29, Sat 9am-9pm and August 30 Sun
> 9am-3pm
> CDT
> More Info at: http://www.ksqsoparty.org/
>
> In our day and age it seems that Common Sense is in short supply.
> If you
> don't have any Common Sense - get some Common Sense and use it. If
> you
> can't find any Common Sense, ask for help from somebody who has some
> Common
> Sense. Is Common Sense divine?
> _______________________________________________
>
>
>
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