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Re: Wind Turbine Interference?




Ed, what satellite was that??

>Well I copied signals that were back scattered from a farm windmill 
>in Texas on 10.368 GHz SSB.  Distance was about 30-miles.  I believe 
>that the power being used was about 1-5w.  I was portable on a 
>100-foot high hill in the Texas countryside.  Direct path did not 
>produce a strong signal.
>
>Ed - KL7UW
>
>At 03:28 PM 11/4/2007, Dave Guimont wrote:
>
>> >
>> >Wind Turbines are a threat to Homeland Defense. They can produce 
>> large Blind
>> >Spots on Radars - above, infront and behind them - so yes they can cause
>> >problems to RF signals.
>> >
>> >
>> >Effects of Windfarms on Radar
>> >http://www.southgatearc.org/news/october2005/windfarms_radar.htm
>> >
>>
>>Trevor,
>>
>>That is some pretty good stuff for higher powered xmitters...But I
>>doubt there is any instrument sensitive enuff to measure the
>>reflection potential from any satellite we will ever launch, and the
>>"shadow" that it would cause on a LEO is in less than a
>>second...HEO's may take a little longer....
>>
>>This is conjecture based on my HS physics...I would appreciate
>>comments from any of the many engineering experts we have on here...
>>
>>
>>
>>             73, Dave wb6llo@amsat.org
>>                     Disagree: I learn....
>>
>>                Pulling for P3E...
>>
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>
>73,
>Ed - KL7UW
>======================================
>  BP40IQ   50-MHz - 10-GHz   www.kl7uw.com
>144-EME: FT-847, mgf-1801, 4x-xpol-20, 185w
>DUBUS Magazine USA Rep dubususa@hotmail.com
>======================================



            73, Dave wb6llo@amsat.org
                    Disagree: I learn....

               Pulling for P3E...  

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