Re: [amsat-bb] Wet Trees?

[Tom Busch <thbusch@xxxxxxxxxxxxxx>]

I'll add a me too.  70 CM is particularly vulnerable to wet branches.  I 
suppose other bands are too, but it was a maxim the OFs taught me in my 
impressionable days.

TomB

Emily Clarke wrote:

> In the past few months I've noticed that there are days when I just 
> can't work SO-50 below 12 degrees (normally getting down to 5 to 6 
> depending on the azimuth.) The signal seems to fade in and out as the 
> satellite moves in azimuth, sometimes becoming stronger at a lower 
> elevation.  It usually seems to happen after there has been a rain.
>
> After testing power out/VSWR and passing the test, the next thing that 
> came to mind is that the wet trees, mostly thick pines and laurels 
> which still have their leaves, are attenuating the signal more than 
> when they are dry.  Does that seem possible?
>
> 73,
>
> Emily
>
>
>
> ---------------------------------
> W0EEC - CM87tm
> AMSAT Area Coordinator - San Francisco Bay Area
> http://www.projectoscar.net    http://www.PlanetEmily.com
>
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